X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Fsanity.sh;h=6aadd4f7da555f1337eb1b992ca629f307519852;hp=4e7ee5436c39e5493ce1c0c9daa19c8bf9072c3f;hb=e99b9dfa326292514eae0dbf4a96b3fb3855dceb;hpb=4cc21ecbcee4d29017fe5d400f3a88321d65d58d

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index 4e7ee54..6aadd4f 100644
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -7,8 +7,8 @@
 set -e
 
 ONLY=${ONLY:-"$*"}
-# bug number for skipped test: 2108 9789 3637 9789 3561 12653 12653 13310 10764
-ALWAYS_EXCEPT="                42a  42b  42c  42d  45   65a   65e   74b   75   $SANITY_EXCEPT"
+# bug number for skipped test: 13297 2108 9789 3637 9789 3561 12622 12653 12653 5188 10764 16260
+ALWAYS_EXCEPT="                27u   42a  42b  42c  42d  45   51d   65a   65e   68b   75    119d  $SANITY_EXCEPT"
 # bug number for skipped test: 2108 9789 3637 9789 3561 5188/5749 1443
 #ALWAYS_EXCEPT=${ALWAYS_EXCEPT:-"27m 42a 42b 42c 42d 45 68 76"}
 # UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
@@ -27,8 +27,8 @@ case `uname -r` in
 *) error "unsupported kernel" ;;
 esac
 
-SRCDIR=`dirname $0`
-export PATH=$PWD/$SRCDIR:$SRCDIR:$SRCDIR/../utils:$PATH:/sbin
+SRCDIR=$(cd $(dirname $0); echo $PWD)
+export PATH=$PATH:/sbin
 
 TMP=${TMP:-/tmp}
 
@@ -45,8 +45,7 @@ LCTL=${LCTL:-lctl}
 MCREATE=${MCREATE:-mcreate}
 OPENFILE=${OPENFILE:-openfile}
 OPENUNLINK=${OPENUNLINK:-openunlink}
-RANDOM_READS=${RANDOM_READS:-"random-reads"}
-TOEXCL=${TOEXCL:-toexcl}
+READS=${READS:-"reads"}
 TRUNCATE=${TRUNCATE:-truncate}
 MUNLINK=${MUNLINK:-munlink}
 SOCKETSERVER=${SOCKETSERVER:-socketserver}
@@ -68,7 +67,7 @@ SAVE_PWD=$PWD
 CLEANUP=${CLEANUP:-:}
 SETUP=${SETUP:-:}
 TRACE=${TRACE:-""}
-LUSTRE=${LUSTRE:-`dirname $0`/..}
+LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
 . $LUSTRE/tests/test-framework.sh
 init_test_env $@
 . ${CONFIG:=$LUSTRE/tests/cfg/${NAME}.sh}
@@ -110,7 +109,7 @@ fi
 check_and_setup_lustre
 
 DIR=${DIR:-$MOUNT}
-[ -z "`echo $DIR | grep $MOUNT`" ] && echo "$DIR not in $MOUNT" && exit 99
+assert_DIR
 
 LOVNAME=`lctl get_param -n llite.*.lov.common_name | tail -n 1`
 OSTCOUNT=`lctl get_param -n lov.$LOVNAME.numobd`
@@ -126,11 +125,11 @@ rm -rf $DIR/[Rdfs][0-9]*
 # $RUNAS_ID may get set incorrectly somewhere else
 [ $UID -eq 0 -a $RUNAS_ID -eq 0 ] && error "\$RUNAS_ID set to 0, but \$UID is also 0!"
 
-check_runas_id $RUNAS_ID $RUNAS
+check_runas_id $RUNAS_ID $RUNAS_ID $RUNAS
 
 build_test_filter
 
-if [ "${ONLY}" = "MOUNT" ] ; then 
+if [ "${ONLY}" = "MOUNT" ] ; then
 	echo "Lustre is up, please go on"
 	exit
 fi
@@ -143,8 +142,8 @@ echo # add a newline after mke2fs.
 
 umask 077
 
-OLDDEBUG="`sysctl -n lnet.debug 2> /dev/null`"
-sysctl -w lnet.debug=-1 2> /dev/null || true
+OLDDEBUG="`lctl get_param -n debug 2> /dev/null`"
+lctl set_param debug=-1 2> /dev/null || true
 test_0() {
 	touch $DIR/$tfile
 	$CHECKSTAT -t file $DIR/$tfile || error
@@ -159,6 +158,12 @@ test_0b() {
 }
 run_test 0b "chmod 0755 $DIR ============================="
 
+test_0c() {
+    $LCTL get_param mdc.*.import | grep  "state: FULL" || error "import not FULL"
+    $LCTL get_param mdc.*.import | grep  "target: $FSNAME-MDT" || error "bad target"
+}
+run_test 0c "check import proc ============================="
+
 test_1a() {
 	mkdir $DIR/d1
 	mkdir $DIR/d1/d2
@@ -458,6 +463,14 @@ test_17f() {
 }
 run_test 17f "symlinks: long and very long symlink name ========================"
 
+test_17g() {
+        mkdir -p $DIR/$tdir
+        LONGSYMLINK="$(dd if=/dev/zero bs=4095 count=1 | tr '\0' 'x')"
+        ln -s $LONGSYMLINK $DIR/$tdir/$tfile
+        ls -l $DIR/$tdir
+}
+run_test 17g "symlinks: really long symlink name ==============================="
+
 test_18() {
 	touch $DIR/f
 	ls $DIR || error
@@ -515,6 +528,7 @@ run_test 21 "write to dangling link ============================"
 
 test_22() {
 	WDIR=$DIR/$tdir
+	mkdir -p $WDIR
 	chown $RUNAS_ID $WDIR
 	(cd $WDIR || error "cd $WDIR failed";
 	$RUNAS tar cf - /etc/hosts /etc/sysconfig/network | \
@@ -526,9 +540,12 @@ test_22() {
 run_test 22 "unpack tar archive as non-root user ==============="
 
 test_23() {
-	mkdir $DIR/d23
-	$TOEXCL $DIR/d23/f23
-	$TOEXCL -e $DIR/d23/f23 || error
+	mkdir -p $DIR/$tdir
+	local file=$DIR/$tdir/$tfile
+
+	openfile -f O_CREAT:O_EXCL $file || error "$file create failed"
+	openfile -f O_CREAT:O_EXCL $file &&
+		error "$file recreate succeeded" || true
 }
 run_test 23 "O_CREAT|O_EXCL in subdir =========================="
 
@@ -570,7 +587,7 @@ test_24d() {
 run_test 24d "mkdir .../R4/{f,g}; rename .../R4/f .../R4/g ====="
 
 test_24e() {
-	echo '-- cross directory renames --' 
+	echo '-- cross directory renames --'
 	mkdir $DIR/R5{a,b}
 	touch $DIR/R5a/f
 	mv $DIR/R5a/f $DIR/R5b/g
@@ -625,7 +642,7 @@ test_24j() {
 	$CHECKSTAT -a $DIR/R10/f || error
 	$CHECKSTAT -a $DIR/R10/g || error
 }
-run_test 24j "source does not exist ============================" 
+run_test 24j "source does not exist ============================"
 
 test_24k() {
 	mkdir $DIR/R11a $DIR/R11a/d
@@ -781,6 +798,7 @@ run_test 26e "unlink multiple component recursive symlink ======"
 
 # recursive symlinks (bug 7022)
 test_26f() {
+	mkdir -p $DIR/$tdir
 	mkdir $DIR/$tdir/$tfile        || error "mkdir $DIR/$tdir/$tfile failed"
 	cd $DIR/$tdir/$tfile           || error "cd $DIR/$tdir/$tfile failed"
 	mkdir -p lndir/bar1      || error "mkdir lndir/bar1 failed"
@@ -821,7 +839,7 @@ run_test 27c "create two stripe file f01 ======================="
 
 test_27d() {
 	mkdir -p $DIR/d27
-	$SETSTRIPE $DIR/d27/fdef 0 -1 0 || error "lstripe failed"
+	$SETSTRIPE -c0 -i-1 -s0 $DIR/d27/fdef || error "lstripe failed"
 	$CHECKSTAT -t file $DIR/d27/fdef || error "checkstat failed"
 	dd if=/dev/zero of=$DIR/d27/fdef bs=4k count=4 || error
 }
@@ -917,25 +935,32 @@ reset_enospc() {
 	[ "$1" ] && FAIL_LOC=$1 || FAIL_LOC=0
 	mkdir -p $DIR/d27/nospc
 	rmdir $DIR/d27/nospc
-	sysctl -w lustre.fail_loc=$FAIL_LOC
+	do_nodes $(comma_list $(osts_nodes)) lctl set_param fail_loc=$FAIL_LOC
 }
 
 exhaust_precreations() {
-	OSTIDX=$1
-	OST=$(lctl get_param -n lov.${LOVNAME}.target_obd |
-              grep ${OSTIDX}": " | \
-              awk '{print $2}' | sed -e 's/_UUID$//')
+	local OSTIDX=$1
+	local MDSIDX=$(get_mds_dir "$DIR/d27")
+	echo OSTIDX=$OSTIDX MDSIDX=$MDSIDX
+
+	local OST=$(lfs osts | grep ${OSTIDX}": " | awk '{print $2}' | sed -e 's/_UUID$//')
+	local MDT_INDEX=$(lfs df | grep "\[MDT:$((MDSIDX - 1))\]" | awk '{print $1}' | \
+			  sed -e 's/_UUID$//;s/^.*-//')
+
 	# on the mdt's osc
-        last_id=$(lctl get_param -n osc.*${OST}-osc-MDT0000.prealloc_last_id)
-	next_id=$(lctl get_param -n osc.*${OST}-osc-MDT0000.prealloc_next_id)
+	local last_id=$(do_facet mds${MDSIDX} lctl get_param -n osc.*${OST}-osc-${MDT_INDEX}.prealloc_last_id)
+	local next_id=$(do_facet mds${MDSIDX} lctl get_param -n osc.*${OST}-osc-${MDT_INDEX}.prealloc_next_id)
 
-        mkdir -p $DIR/d27/${OST}
-	$SETSTRIPE $DIR/d27/${OST} -i $OSTIDX -c 1
+	echo ${OST}-osc-${MDT_INDEX}.prealloc_last_id=$last_id
+	echo ${OST}-osc-${MDT_INDEX}.prealloc_next_id=$next_id
+
+	mkdir -p $DIR/d27
+	$SETSTRIPE $DIR/d27 -i $OSTIDX -c 1
 #define OBD_FAIL_OST_ENOSPC              0x215
-	sysctl -w lustre.fail_loc=0x215
+	do_facet ost$((OSTIDX + 1)) lctl set_param fail_loc=0x215
 	echo "Creating to objid $last_id on ost $OST..."
-	createmany -o $DIR/d27/${OST}/f $next_id $((last_id - next_id + 2))
-	lctl get_param -n osc.*${OST}-osc-MDT0000.prealloc* | grep '[0-9]'
+	createmany -o $DIR/d27/${OST}-f $next_id $((last_id - next_id + 2))
+	do_facet mds${MDSIDX} lctl get_param osc.*${OST}-osc-${MDT_INDEX}.prealloc* | grep '[0-9]'
 	reset_enospc $2
 }
 
@@ -949,7 +974,8 @@ exhaust_all_precreations() {
 
 test_27n() {
 	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_enospc
 	rm -f $DIR/d27/f27n
@@ -963,7 +989,8 @@ run_test 27n "create file with some full OSTs =================="
 
 test_27o() {
 	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_enospc
 	rm -f $DIR/d27/f27o
@@ -979,18 +1006,19 @@ run_test 27o "create file with all full OSTs (should error) ===="
 
 test_27p() {
 	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_enospc
 	rm -f $DIR/d27/f27p
 
-	$MCREATE $DIR/d27/f27p || error
-	$TRUNCATE $DIR/d27/f27p 80000000 || error
-	$CHECKSTAT -s 80000000 $DIR/d27/f27p || error
+	$MCREATE $DIR/d27/f27p || error "mcreate failed"
+	$TRUNCATE $DIR/d27/f27p 80000000 || error "truncate failed"
+	$CHECKSTAT -s 80000000 $DIR/d27/f27p || error "checkstat failed"
 
 	exhaust_precreations 0 0x80000215
-	echo foo >> $DIR/d27/f27p || error
-	$CHECKSTAT -s 80000004 $DIR/d27/f27p || error
+	echo foo >> $DIR/d27/f27p || error "append failed"
+	$CHECKSTAT -s 80000004 $DIR/d27/f27p || error "checkstat failed"
 
 	reset_enospc
 }
@@ -998,7 +1026,8 @@ run_test 27p "append to a truncated file with some full OSTs ==="
 
 test_27q() {
 	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_enospc
 	rm -f $DIR/d27/f27q
@@ -1018,7 +1047,8 @@ run_test 27q "append to truncated file with all OSTs full (should error) ==="
 
 test_27r() {
 	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_enospc
 	rm -f $DIR/d27/f27r
@@ -1048,18 +1078,17 @@ test_27t() { # bug 10864
 run_test 27t "check that utils parse path correctly"
 
 test_27u() { # bug 4900
-	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
-
-        #define OBD_FAIL_MDS_OSC_PRECREATE      0x13d
+        [ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
+        remote_mds_nodsh && skip "remote MDS with nodsh" && return
 
-        sysctl -w lustre.fail_loc=0x13d
+#define OBD_FAIL_MDS_OSC_PRECREATE      0x139
+        do_facet $SINGLEMDS lctl set_param fail_loc=0x139
         mkdir -p $DIR/d27u
         createmany -o $DIR/d27u/t- 1000
-        sysctl -w lustre.fail_loc=0
+        do_facet $SINGLEMDS lctl set_param fail_loc=0
 
         TLOG=$DIR/$tfile.getstripe
-        $GETSTRIPE $DIR/d27u > $TLOG 
+        $GETSTRIPE $DIR/d27u > $TLOG
         OBJS=`awk -vobj=0 '($1 == 0) { obj += 1 } END { print obj;}' $TLOG`
         unlinkmany $DIR/d27u/t- 1000
         [ $OBJS -gt 0 ] && \
@@ -1069,7 +1098,8 @@ run_test 27u "skip object creation on OSC w/o objects =========="
 
 test_27v() { # bug 4900
 	[ "$OSTCOUNT" -lt "2" ] && skip "too few OSTs" && return
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
         exhaust_all_precreations
 
@@ -1078,15 +1108,15 @@ test_27v() { # bug 4900
 
         touch $DIR/$tdir/$tfile
         #define OBD_FAIL_TGT_DELAY_PRECREATE     0x705
-        sysctl -w lustre.fail_loc=0x705
+        lctl set_param fail_loc=0x705
         START=`date +%s`
         for F in `seq 1 32`; do
                 touch $DIR/$tdir/$tfile.$F
         done
-        sysctl -w lustre.fail_loc=0
+        lctl set_param fail_loc=0
 
         FINISH=`date +%s`
-        TIMEOUT=`sysctl -n lustre.timeout`
+        TIMEOUT=`lctl get_param -n timeout`
         [ $((FINISH - START)) -ge $((TIMEOUT / 2)) ] && \
                error "$FINISH - $START >= $TIMEOUT / 2"
 
@@ -1112,7 +1142,9 @@ test_27w() { # bug 10997
 }
 run_test 27w "check lfs setstripe -c -s -i options ============="
 
-test_28() {
+# createtest also checks that device nodes are created and 
+# then visible correctly (#2091)
+test_28() { # bug 2091
 	mkdir $DIR/d28
 	$CREATETEST $DIR/d28/ct || error
 }
@@ -1124,14 +1156,32 @@ test_29() {
 	touch $DIR/d29/foo
 	log 'first d29'
 	ls -l $DIR/d29
-	LOCKCOUNTORIG=`lctl get_param -n ldlm.namespaces.*mdc*.lock_count`
-	LOCKUNUSEDCOUNTORIG=`lctl get_param -n ldlm.namespaces.*mdc*.lock_unused_count`
-	[ -z $"LOCKCOUNTORIG" ] && echo "No mdc lock count" && return 1
+
+	declare -i LOCKCOUNTORIG=0
+	for lock_count in $(lctl get_param -n ldlm.namespaces.*mdc*.lock_count); do
+		let LOCKCOUNTORIG=$LOCKCOUNTORIG+$lock_count
+	done
+	[ $LOCKCOUNTORIG -eq 0 ] && echo "No mdc lock count" && return 1
+
+	declare -i LOCKUNUSEDCOUNTORIG=0
+	for unused_count in $(lctl get_param -n ldlm.namespaces.*mdc*.lock_unused_count); do
+		let LOCKUNUSEDCOUNTORIG=$LOCKUNUSEDCOUNTORIG+$unused_count
+	done
+
 	log 'second d29'
 	ls -l $DIR/d29
 	log 'done'
-	LOCKCOUNTCURRENT=`lctl get_param -n ldlm.namespaces.*mdc*.lock_count`
-	LOCKUNUSEDCOUNTCURRENT=`lctl get_param -n ldlm.namespaces.*mdc*.lock_unused_count`
+
+	declare -i LOCKCOUNTCURRENT=0
+	for lock_count in $(lctl get_param -n ldlm.namespaces.*mdc*.lock_count); do
+		let LOCKCOUNTCURRENT=$LOCKCOUNTCURRENT+$lock_count
+	done
+
+	declare -i LOCKUNUSEDCOUNTCURRENT=0
+	for unused_count in $(lctl get_param -n ldlm.namespaces.*mdc*.lock_unused_count); do
+		let LOCKUNUSEDCOUNTCURRENT=$LOCKUNUSEDCOUNTCURRENT+$unused_count
+	done
+
 	if [ "$LOCKCOUNTCURRENT" -gt "$LOCKCOUNTORIG" ]; then
 		lctl set_param -n ldlm.dump_namespaces ""
 		error "CURRENT: $LOCKCOUNTCURRENT > $LOCKCOUNTORIG"
@@ -1306,27 +1356,27 @@ run_test 31m "link to file: the same, non-existing, dir==============="
 test_32a() {
 	echo "== more mountpoints and symlinks ================="
 	[ -e $DIR/d32a ] && rm -fr $DIR/d32a
-	mkdir -p $DIR/d32a/ext2-mountpoint 
+	mkdir -p $DIR/d32a/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32a/ext2-mountpoint || error
-	$CHECKSTAT -t dir $DIR/d32a/ext2-mountpoint/.. || error  
+	$CHECKSTAT -t dir $DIR/d32a/ext2-mountpoint/.. || error
 	$UMOUNT $DIR/d32a/ext2-mountpoint || error
 }
 run_test 32a "stat d32a/ext2-mountpoint/.. ====================="
 
 test_32b() {
 	[ -e $DIR/d32b ] && rm -fr $DIR/d32b
-	mkdir -p $DIR/d32b/ext2-mountpoint 
+	mkdir -p $DIR/d32b/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32b/ext2-mountpoint || error
 	ls -al $DIR/d32b/ext2-mountpoint/.. || error
 	$UMOUNT $DIR/d32b/ext2-mountpoint || error
 }
 run_test 32b "open d32b/ext2-mountpoint/.. ====================="
- 
+
 test_32c() {
 	[ -e $DIR/d32c ] && rm -fr $DIR/d32c
-	mkdir -p $DIR/d32c/ext2-mountpoint 
+	mkdir -p $DIR/d32c/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32c/ext2-mountpoint || error
-	mkdir -p $DIR/d32c/d2/test_dir    
+	mkdir -p $DIR/d32c/d2/test_dir
 	$CHECKSTAT -t dir $DIR/d32c/ext2-mountpoint/../d2/test_dir || error
 	$UMOUNT $DIR/d32c/ext2-mountpoint || error
 }
@@ -1334,9 +1384,9 @@ run_test 32c "stat d32c/ext2-mountpoint/../d2/test_dir ========="
 
 test_32d() {
 	[ -e $DIR/d32d ] && rm -fr $DIR/d32d
-	mkdir -p $DIR/d32d/ext2-mountpoint 
+	mkdir -p $DIR/d32d/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32d/ext2-mountpoint || error
-	mkdir -p $DIR/d32d/d2/test_dir    
+	mkdir -p $DIR/d32d/d2/test_dir
 	ls -al $DIR/d32d/ext2-mountpoint/../d2/test_dir || error
 	$UMOUNT $DIR/d32d/ext2-mountpoint || error
 }
@@ -1344,10 +1394,10 @@ run_test 32d "open d32d/ext2-mountpoint/../d2/test_dir ========="
 
 test_32e() {
 	[ -e $DIR/d32e ] && rm -fr $DIR/d32e
-	mkdir -p $DIR/d32e/tmp    
-	TMP_DIR=$DIR/d32e/tmp       
-	ln -s $DIR/d32e $TMP_DIR/symlink11 
-	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01 
+	mkdir -p $DIR/d32e/tmp
+	TMP_DIR=$DIR/d32e/tmp
+	ln -s $DIR/d32e $TMP_DIR/symlink11
+	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01
 	$CHECKSTAT -t link $DIR/d32e/tmp/symlink11 || error
 	$CHECKSTAT -t link $DIR/d32e/symlink01 || error
 }
@@ -1355,20 +1405,20 @@ run_test 32e "stat d32e/symlink->tmp/symlink->lustre-subdir ===="
 
 test_32f() {
 	[ -e $DIR/d32f ] && rm -fr $DIR/d32f
-	mkdir -p $DIR/d32f/tmp    
-	TMP_DIR=$DIR/d32f/tmp       
-	ln -s $DIR/d32f $TMP_DIR/symlink11 
-	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01 
+	mkdir -p $DIR/d32f/tmp
+	TMP_DIR=$DIR/d32f/tmp
+	ln -s $DIR/d32f $TMP_DIR/symlink11
+	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01
 	ls $DIR/d32f/tmp/symlink11  || error
 	ls $DIR/d32f/symlink01 || error
 }
 run_test 32f "open d32f/symlink->tmp/symlink->lustre-subdir ===="
 
 test_32g() {
-	TMP_DIR=$DIR/$tdir/tmp       
+	TMP_DIR=$DIR/$tdir/tmp
 	mkdir -p $TMP_DIR $DIR/${tdir}2
-	ln -s $DIR/${tdir}2 $TMP_DIR/symlink12 
-	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02 
+	ln -s $DIR/${tdir}2 $TMP_DIR/symlink12
+	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02
 	$CHECKSTAT -t link $TMP_DIR/symlink12 || error
 	$CHECKSTAT -t link $DIR/$tdir/symlink02 || error
 	$CHECKSTAT -t dir -f $TMP_DIR/symlink12 || error
@@ -1378,10 +1428,10 @@ run_test 32g "stat d32g/symlink->tmp/symlink->lustre-subdir/${tdir}2"
 
 test_32h() {
 	rm -fr $DIR/$tdir $DIR/${tdir}2
-	TMP_DIR=$DIR/$tdir/tmp       
-	mkdir -p $TMP_DIR $DIR/${tdir}2 
-	ln -s $DIR/${tdir}2 $TMP_DIR/symlink12 
-	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02 
+	TMP_DIR=$DIR/$tdir/tmp
+	mkdir -p $TMP_DIR $DIR/${tdir}2
+	ln -s $DIR/${tdir}2 $TMP_DIR/symlink12
+	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02
 	ls $TMP_DIR/symlink12 || error
 	ls $DIR/$tdir/symlink02  || error
 }
@@ -1389,17 +1439,17 @@ run_test 32h "open d32h/symlink->tmp/symlink->lustre-subdir/${tdir}2"
 
 test_32i() {
 	[ -e $DIR/d32i ] && rm -fr $DIR/d32i
-	mkdir -p $DIR/d32i/ext2-mountpoint 
+	mkdir -p $DIR/d32i/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32i/ext2-mountpoint || error
 	touch $DIR/d32i/test_file
-	$CHECKSTAT -t file $DIR/d32i/ext2-mountpoint/../test_file || error  
+	$CHECKSTAT -t file $DIR/d32i/ext2-mountpoint/../test_file || error
 	$UMOUNT $DIR/d32i/ext2-mountpoint || error
 }
 run_test 32i "stat d32i/ext2-mountpoint/../test_file ==========="
 
 test_32j() {
 	[ -e $DIR/d32j ] && rm -fr $DIR/d32j
-	mkdir -p $DIR/d32j/ext2-mountpoint 
+	mkdir -p $DIR/d32j/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32j/ext2-mountpoint || error
 	touch $DIR/d32j/test_file
 	cat $DIR/d32j/ext2-mountpoint/../test_file || error
@@ -1409,8 +1459,8 @@ run_test 32j "open d32j/ext2-mountpoint/../test_file ==========="
 
 test_32k() {
 	rm -fr $DIR/d32k
-	mkdir -p $DIR/d32k/ext2-mountpoint 
-	mount -t ext2 -o loop $EXT2_DEV $DIR/d32k/ext2-mountpoint  
+	mkdir -p $DIR/d32k/ext2-mountpoint
+	mount -t ext2 -o loop $EXT2_DEV $DIR/d32k/ext2-mountpoint
 	mkdir -p $DIR/d32k/d2
 	touch $DIR/d32k/d2/test_file || error
 	$CHECKSTAT -t file $DIR/d32k/ext2-mountpoint/../d2/test_file || error
@@ -1420,7 +1470,7 @@ run_test 32k "stat d32k/ext2-mountpoint/../d2/test_file ========"
 
 test_32l() {
 	rm -fr $DIR/d32l
-	mkdir -p $DIR/d32l/ext2-mountpoint 
+	mkdir -p $DIR/d32l/ext2-mountpoint
 	mount -t ext2 -o loop $EXT2_DEV $DIR/d32l/ext2-mountpoint || error
 	mkdir -p $DIR/d32l/d2
 	touch $DIR/d32l/d2/test_file
@@ -1431,10 +1481,10 @@ run_test 32l "open d32l/ext2-mountpoint/../d2/test_file ========"
 
 test_32m() {
 	rm -fr $DIR/d32m
-	mkdir -p $DIR/d32m/tmp    
-	TMP_DIR=$DIR/d32m/tmp       
-	ln -s $DIR $TMP_DIR/symlink11 
-	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01 
+	mkdir -p $DIR/d32m/tmp
+	TMP_DIR=$DIR/d32m/tmp
+	ln -s $DIR $TMP_DIR/symlink11
+	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01
 	$CHECKSTAT -t link $DIR/d32m/tmp/symlink11 || error
 	$CHECKSTAT -t link $DIR/d32m/symlink01 || error
 }
@@ -1442,10 +1492,10 @@ run_test 32m "stat d32m/symlink->tmp/symlink->lustre-root ======"
 
 test_32n() {
 	rm -fr $DIR/d32n
-	mkdir -p $DIR/d32n/tmp    
-	TMP_DIR=$DIR/d32n/tmp       
-	ln -s $DIR $TMP_DIR/symlink11 
-	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01 
+	mkdir -p $DIR/d32n/tmp
+	TMP_DIR=$DIR/d32n/tmp
+	ln -s $DIR $TMP_DIR/symlink11
+	ln -s $TMP_DIR/symlink11 $TMP_DIR/../symlink01
 	ls -l $DIR/d32n/tmp/symlink11  || error
 	ls -l $DIR/d32n/symlink01 || error
 }
@@ -1453,11 +1503,11 @@ run_test 32n "open d32n/symlink->tmp/symlink->lustre-root ======"
 
 test_32o() {
 	rm -fr $DIR/d32o $DIR/$tfile
-	touch $DIR/$tfile 
-	mkdir -p $DIR/d32o/tmp    
-	TMP_DIR=$DIR/d32o/tmp       
-	ln -s $DIR/$tfile $TMP_DIR/symlink12 
-	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02 
+	touch $DIR/$tfile
+	mkdir -p $DIR/d32o/tmp
+	TMP_DIR=$DIR/d32o/tmp
+	ln -s $DIR/$tfile $TMP_DIR/symlink12
+	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02
 	$CHECKSTAT -t link $DIR/d32o/tmp/symlink12 || error
 	$CHECKSTAT -t link $DIR/d32o/symlink02 || error
 	$CHECKSTAT -t file -f $DIR/d32o/tmp/symlink12 || error
@@ -1471,15 +1521,15 @@ test_32p() {
     log 32p_2
 	rm -f $DIR/$tfile
     log 32p_3
-	touch $DIR/$tfile 
+	touch $DIR/$tfile
     log 32p_4
-	mkdir -p $DIR/d32p/tmp    
+	mkdir -p $DIR/d32p/tmp
     log 32p_5
-	TMP_DIR=$DIR/d32p/tmp       
+	TMP_DIR=$DIR/d32p/tmp
     log 32p_6
-	ln -s $DIR/$tfile $TMP_DIR/symlink12 
+	ln -s $DIR/$tfile $TMP_DIR/symlink12
     log 32p_7
-	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02 
+	ln -s $TMP_DIR/symlink12 $TMP_DIR/../symlink02
     log 32p_8
 	cat $DIR/d32p/tmp/symlink12 || error
     log 32p_9
@@ -1558,7 +1608,7 @@ test_34b() {
 run_test 34b "O_RDONLY opening file doesn't create objects ====="
 
 test_34c() {
-	[ ! -f $DIR/f34 ] && test_34a 
+	[ ! -f $DIR/f34 ] && test_34a
 	$CHECKSTAT -s $TEST_34_SIZE $DIR/f34 || error
 	$OPENFILE -f O_RDWR $DIR/f34
 	$GETSTRIPE $DIR/f34 2>&1 | grep -q "no stripe info" && error
@@ -1567,7 +1617,7 @@ test_34c() {
 run_test 34c "O_RDWR opening file-with-size works =============="
 
 test_34d() {
-	[ ! -f $DIR/f34 ] && test_34a 
+	[ ! -f $DIR/f34 ] && test_34a
 	dd if=/dev/zero of=$DIR/f34 conv=notrunc bs=4k count=1 || error
 	$CHECKSTAT -s $TEST_34_SIZE $DIR/f34 || error
 	rm $DIR/f34
@@ -1649,7 +1699,7 @@ test_36f() {
 	DATESTR="Dec 20  2000"
 	mkdir -p $DIR/$tdir
 	#define OBD_FAIL_OST_BRW_PAUSE_BULK 0x214
-        sysctl -w lustre.fail_loc=0x80000214
+	lctl set_param fail_loc=0x80000214
 	date; date +%s
 	cp /etc/hosts $DIR/$tdir/$tfile
 	sync & # write RPC generated with "current" inode timestamp, but delayed
@@ -1668,10 +1718,12 @@ test_36f() {
 run_test 36f "utime on file racing with OST BRW write =========="
 
 test_36g() {
-	remote_ost && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
+
+	mkdir -p $DIR/$tdir
 	export FMD_MAX_AGE=`do_facet ost1 lctl get_param -n obdfilter.*.client_cache_seconds 2> /dev/null | head -n 1`
 	FMD_BEFORE="`awk '/ll_fmd_cache/ { print $2 }' /proc/slabinfo`"
-	touch $DIR/d36/$tfile
+	touch $DIR/$tdir/$tfile
 	sleep $((FMD_MAX_AGE + 12))
 	FMD_AFTER="`awk '/ll_fmd_cache/ { print $2 }' /proc/slabinfo`"
 	[ "$FMD_AFTER" -gt "$FMD_BEFORE" ] && \
@@ -1691,9 +1743,15 @@ test_37() {
 run_test 37 "ls a mounted file system to check old content ====="
 
 test_38() {
-	o_directory $DIR/$tfile
+	local file=$DIR/$tfile
+	touch $file
+	openfile -f O_DIRECTORY $file
+	local RC=$?
+	local ENOTDIR=20
+	[ $RC -eq 0 ] && error "opened file $file with O_DIRECTORY" || true
+	[ $RC -eq $ENOTDIR ] || error "error $RC should be ENOTDIR ($ENOTDIR)"
 }
-run_test 38 "open a regular file with O_DIRECTORY =============="
+run_test 38 "open a regular file with O_DIRECTORY should return -ENOTDIR ==="
 
 test_39() {
 	touch $DIR/$tfile
@@ -1745,9 +1803,9 @@ start_writeback() {
 	# in 2.6, restore /proc/sys/vm/dirty_writeback_centisecs,
 	# dirty_ratio, dirty_background_ratio
 	if [ -f /proc/sys/vm/dirty_writeback_centisecs ]; then
-		echo $WRITEBACK_SAVE > /proc/sys/vm/dirty_writeback_centisecs
-		echo $BG_DIRTY_RATIO_SAVE > /proc/sys/vm/dirty_background_ratio
-		echo $DIRTY_RATIO_SAVE > /proc/sys/vm/dirty_ratio
+		sysctl -w vm.dirty_writeback_centisecs=$WRITEBACK_SAVE
+		sysctl -w vm.dirty_background_ratio=$BG_DIRTY_RATIO_SAVE
+		sysctl -w vm.dirty_ratio=$DIRTY_RATIO_SAVE
 	else
 		# if file not here, we are a 2.4 kernel
 		kill -CONT `pidof kupdated`
@@ -1760,15 +1818,15 @@ stop_writeback() {
 	trap start_writeback EXIT
 	# in 2.6, save and 0 /proc/sys/vm/dirty_writeback_centisecs
 	if [ -f /proc/sys/vm/dirty_writeback_centisecs ]; then
-		WRITEBACK_SAVE=`cat /proc/sys/vm/dirty_writeback_centisecs`
-		echo 0 > /proc/sys/vm/dirty_writeback_centisecs
-		echo 0 > /proc/sys/vm/dirty_writeback_centisecs
+		WRITEBACK_SAVE=`sysctl -n vm.dirty_writeback_centisecs`
+		sysctl -w vm.dirty_writeback_centisecs=0
+		sysctl -w vm.dirty_writeback_centisecs=0
 		# save and increase /proc/sys/vm/dirty_ratio
-		DIRTY_RATIO_SAVE=`cat /proc/sys/vm/dirty_ratio`
-		echo $MAX_DIRTY_RATIO > /proc/sys/vm/dirty_ratio
+		DIRTY_RATIO_SAVE=`sysctl -n vm.dirty_ratio`
+		sysctl -w vm.dirty_ratio=$MAX_DIRTY_RATIO
 		# save and increase /proc/sys/vm/dirty_background_ratio
-		BG_DIRTY_RATIO_SAVE=`cat /proc/sys/vm/dirty_background_ratio`
-		echo $MAX_BG_DIRTY_RATIO > /proc/sys/vm/dirty_background_ratio
+		BG_DIRTY_RATIO_SAVE=`sysctl -n vm.dirty_background_ratio`
+		sysctl -w vm.dirty_background_ratio=$MAX_BG_DIRTY_RATIO
 	else
 		# if file not here, we are a 2.4 kernel
 		kill -STOP `pidof kupdated`
@@ -1875,6 +1933,7 @@ test_42d() {
 run_test 42d "test complete truncate of file with cached dirty data"
 
 test_43() {
+	mkdir -p $DIR/$tdir
 	cp -p /bin/ls $DIR/$tdir/$tfile
 	multiop $DIR/$tdir/$tfile Ow_c &
 	pid=$!
@@ -2004,7 +2063,7 @@ page_size() {
 
 # in a 2 stripe file (lov.sh), page 1023 maps to page 511 in its object.  this
 # test tickles a bug where re-dirtying a page was failing to be mapped to the
-# objects offset and an assert hit when an rpc was built with 1023's mapped 
+# objects offset and an assert hit when an rpc was built with 1023's mapped
 # offset 511 and 511's raw 511 offset. it also found general redirtying bugs.
 test_46() {
 	f="$DIR/f46"
@@ -2019,11 +2078,7 @@ test_46() {
 }
 run_test 46 "dirtying a previously written page ================"
 
-# Check that device nodes are created and then visible correctly (#2091)
-test_47() {
-	cmknod $DIR/test_47_node || error
-}
-run_test 47 "Device nodes check ================================"
+# test_47 is removed "Device nodes check" is moved to test_28 
 
 test_48a() { # bug 2399
 	check_kernel_version 34 || return 0
@@ -2070,7 +2125,7 @@ run_test 48b "Access removed working dir (should return errors)="
 
 test_48c() { # bug 2350
 	check_kernel_version 36 || return 0
-	#sysctl -w lnet.debug=-1
+	#lctl set_param debug=-1
 	#set -vx
 	mkdir -p $DIR/d48c/dir
 	cd $DIR/d48c/dir
@@ -2093,7 +2148,7 @@ run_test 48c "Access removed working subdir (should return errors)"
 
 test_48d() { # bug 2350
 	check_kernel_version 36 || return 0
-	#sysctl -w lnet.debug=-1
+	#lctl set_param debug=-1
 	#set -vx
 	mkdir -p $DIR/d48d/dir
 	cd $DIR/d48d/dir
@@ -2117,7 +2172,7 @@ run_test 48d "Access removed parent subdir (should return errors)"
 
 test_48e() { # bug 4134
 	check_kernel_version 41 || return 0
-	#sysctl -w lnet.debug=-1
+	#lctl set_param debug=-1
 	#set -vx
 	mkdir -p $DIR/d48e/dir
 	cd $DIR/d48e/dir
@@ -2141,7 +2196,7 @@ test_50() {
 }
 run_test 50 "special situations: /proc symlinks  ==============="
 
-test_51() {
+test_51a() {	# was test_51
 	# bug 1516 - create an empty entry right after ".." then split dir
 	mkdir $DIR/d51
 	touch $DIR/d51/foo
@@ -2157,7 +2212,7 @@ test_51() {
 	echo
 	ls -l $DIR/d51 > /dev/null || error
 }
-run_test 51 "special situations: split htree with empty entry =="
+run_test 51a "special situations: split htree with empty entry =="
 
 #export NUMTEST=70000
 # FIXME: I select a relatively small number to do basic test.
@@ -2177,6 +2232,57 @@ test_51b() {
 }
 run_test 51b "mkdir .../t-0 --- .../t-$NUMTEST ===================="
 
+test_51bb() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+
+	local ndirs=${TEST51BB_NDIRS:-10}
+	local nfiles=${TEST51BB_NFILES:-100}
+
+	local numfree=`df -i -P $DIR | tail -n 1 | awk '{ print $4 }'`
+
+	[ $numfree -lt $(( ndirs * nfiles)) ] && \
+		nfiles=$(( numfree / ndirs - 10 ))
+
+	local dir=$DIR/d51bb
+	mkdir -p $dir
+	local savePOLICY=$(lctl get_param -n lmv.*.placement)
+	lctl set_param -n lmv.*.placement=CHAR
+
+	lfs df -i $dir
+	local IUSED=$(lfs df -i $dir | grep MDT | awk '{print $3}')
+	OLDUSED=($IUSED)
+
+	declare -a dirs
+	for ((i=0; i < $ndirs; i++)); do
+		dirs[i]=$dir/$RANDOM
+		echo Creating directory ${dirs[i]}
+		mkdir -p ${dirs[i]}
+		ls $dir
+		echo Creating $nfiles in dir ${dirs[i]} ...
+		echo "createmany -o ${dirs[i]}/$tfile- $nfiles"
+		createmany -o ${dirs[i]}/$tfile- $nfiles
+	done
+	ls $dir
+
+	sleep 1
+
+	IUSED=$(lfs df -i $dir | grep MDT | awk '{print $3}')
+	NEWUSED=($IUSED)
+
+	local rc=0
+	for ((i=0; i<${#NEWUSED[@]}; i++)); do
+		echo "mds $i: inodes count OLD ${OLDUSED[$i]} NEW ${NEWUSED[$i]}"
+		[ ${OLDUSED[$i]} -lt ${NEWUSED[$i]} ] || rc=$((rc + 1))
+	done
+	
+	lctl set_param -n lmv.*.placement=$savePOLICY
+
+	[ $rc -ne $MDSCOUNT ] || \
+		error "Objects/inodes are not distributed over all mds servers"
+}
+run_test 51bb "mkdir createmany CMD $MDSCOUNT  ===================="
+
+
 test_51c() {
 	[ ! -d $DIR/d51b ] && skip "$DIR/51b missing" && \
 		return
@@ -2203,7 +2309,7 @@ test_51d() {
 		error "OST $N has less objects vs OST $NLAST (${OBJS[$N]} < ${OBJS[$NLAST]}"
 	    [ ${OBJS[$N]} -gt $((${OBJS[$NLAST]} + 20)) ] && \
 		error "OST $N has less objects vs OST $NLAST (${OBJS[$N]} < ${OBJS[$NLAST]}"
-	    
+
 	    [ ${OBJS0[$N]} -lt $((${OBJS0[$NLAST]} - 20)) ] && \
 		error "OST $N has less #0 objects vs OST $NLAST (${OBJS0[$N]} < ${OBJS0[$NLAST]}"
 	    [ ${OBJS0[$N]} -gt $((${OBJS0[$NLAST]} + 20)) ] && \
@@ -2252,14 +2358,22 @@ test_52b() {
 run_test 52b "immutable flag test (should return errors) ======="
 
 test_53() {
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
+
+	local param
+	local ostname
+	local mds_last
+	local ost_last
+	local ostnum
 
-	# only test MDT0000 
-        for value in `lctl get_param osc.*-osc-MDT0000.prealloc_last_id` ; do
+	# only test MDT0000
+        for value in $(do_facet $SINGLEMDS lctl get_param osc.*-osc-MDT0000.prealloc_last_id) ; do
                 param=`echo ${value[0]} | cut -d "=" -f1`
                 ostname=`echo $param | cut -d "." -f2 | cut -d - -f 1-2`
-                ost_last=`lctl get_param -n obdfilter.$ostname.last_id`
-                mds_last=`lctl get_param -n $param`
+                mds_last=$(do_facet $SINGLEMDS lctl get_param -n $param)
+                ostnum=$(echo $ostname | sed "s/${FSNAME}-OST//g" | awk '{print ($1+1)}' )
+                ost_last=$(do_facet ost$ostnum lctl get_param -n obdfilter.$ostname.last_id | head -n 1)
                 echo "$ostname.last_id=$ost_last ; MDS.last_id=$mds_last"
                 if [ $ost_last != $mds_last ]; then
                     error "$ostname.last_id=$ost_last ; MDS.last_id=$mds_last"
@@ -2281,7 +2395,7 @@ test_54b() {
 	f="$DIR/f54b"
 	mknod $f c 1 3
 	chmod 0666 $f
-	dd if=/dev/zero of=$f bs=`page_size` count=1 
+	dd if=/dev/zero of=$f bs=`page_size` count=1
 }
 run_test 54b "char device works in lustre ======================"
 
@@ -2303,7 +2417,7 @@ test_54c() {
 	tdir="$DIR/d54c"
 	loopdev="$DIR/loop54c"
 
-	find_loop_dev 
+	find_loop_dev
 	[ -z "$LOOPNUM" ] && echo "couldn't find empty loop device" && return
 	mknod $loopdev b 7 $LOOPNUM
 	echo "make a loop file system with $tfile on $loopdev ($LOOPNUM)..."
@@ -2363,7 +2477,7 @@ test_55() {
 }
 run_test 55 "check iopen_connect_dentry() ======================"
 
-test_56() {
+test_56a() {	# was test_56
         rm -rf $DIR/d56
         $SETSTRIPE -d $DIR
         mkdir $DIR/d56
@@ -2413,7 +2527,7 @@ test_56() {
                 error "lfs getstripe --obd wrong: should not show file on other obd"
         echo "lfs getstripe --obd passed."
 }
-run_test 56 "check lfs getstripe ===================================="
+run_test 56a "check lfs getstripe ===================================="
 
 NUMFILES=3
 NUMDIRS=3
@@ -2548,11 +2662,11 @@ test_56o() {
 	setup_56 $NUMFILES $NUMDIRS
 	TDIR=$DIR/${tdir}g
 
-	utime $TDIR/file1 > /dev/null || error
-	utime $TDIR/file2 > /dev/null || error
-	utime $TDIR/dir1 > /dev/null || error
-	utime $TDIR/dir2 > /dev/null || error
-	utime $TDIR/dir1/file1 > /dev/null || error
+	utime $TDIR/file1 > /dev/null || error "utime (1)"
+	utime $TDIR/file2 > /dev/null || error "utime (2)"
+	utime $TDIR/dir1 > /dev/null || error "utime (3)"
+	utime $TDIR/dir2 > /dev/null || error "utime (4)"
+	utime $TDIR/dir1/file1 > /dev/null || error "utime (5)"
 
 	EXPECTED=5
 	NUMS=`$LFIND -mtime +1 $TDIR | wc -l`
@@ -2561,14 +2675,61 @@ test_56o() {
 }
 run_test 56o "check lfs find -mtime for old files =========================="
 
+test_56p() {
+	[ $RUNAS_ID -eq $UID ] && skip "RUNAS_ID = UID = $UID -- skipping" && return
+
+	TDIR=$DIR/${tdir}g
+	rm -rf $TDIR
+
+	setup_56 $NUMFILES $NUMDIRS
+
+	chown $RUNAS_ID $TDIR/file* || error "chown $DIR/${tdir}g/file$i failed"
+	EXPECTED=$NUMFILES
+	NUMS="`$LFIND -uid $RUNAS_ID $TDIR | wc -l`"
+	[ $NUMS -eq $EXPECTED ] || \
+		error "lfs find -uid $TDIR wrong: found $NUMS, expected $EXPECTED"
+
+	EXPECTED=$(( ($NUMFILES+1) * $NUMDIRS + 1))
+	NUMS="`$LFIND ! -uid $RUNAS_ID $TDIR | wc -l`"
+	[ $NUMS -eq $EXPECTED ] || \
+		error "lfs find ! -uid $TDIR wrong: found $NUMS, expected $EXPECTED"
+
+	echo "lfs find -uid and ! -uid passed."
+}
+run_test 56p "check lfs find -uid and ! -uid ==============================="
+
+test_56q() {
+	[ $RUNAS_ID -eq $UID ] && skip "RUNAS_ID = UID = $UID -- skipping" && return
+
+	TDIR=$DIR/${tdir}g
+        rm -rf $TDIR
+
+	setup_56 $NUMFILES $NUMDIRS
+
+	chgrp $RUNAS_ID $TDIR/file* || error "chown $DIR/${tdir}g/file$i failed"
+	EXPECTED=$NUMFILES
+	NUMS="`$LFIND -gid $RUNAS_ID $TDIR | wc -l`"
+	[ $NUMS -eq $EXPECTED ] || \
+		error "lfs find -gid $TDIR wrong: found $NUMS, expected $EXPECTED"
+
+	EXPECTED=$(( ($NUMFILES+1) * $NUMDIRS + 1))
+	NUMS="`$LFIND ! -gid $RUNAS_ID $TDIR | wc -l`"
+	[ $NUMS -eq $EXPECTED ] || \
+		error "lfs find ! -gid $TDIR wrong: found $NUMS, expected $EXPECTED"
+
+	echo "lfs find -gid and ! -gid passed."
+}
+run_test 56q "check lfs find -gid and ! -gid ==============================="
+
 test_57a() {
 	# note test will not do anything if MDS is not local
-	remote_mds && skip "remote MDS" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+
 	local MNTDEV="osd.*MDT*.mntdev"
-	DEV=$(lctl get_param -n $MNTDEV)
-	[ -z "$DEV" ] && error "can't access $MNTDEV" 
-	for DEV in `lctl get_param -n $MNTDEV`; do
-		dumpe2fs -h $DEV > $TMP/t57a.dump || error "can't access $DEV"
+	DEV=$(do_facet $SINGLEMDS lctl get_param -n $MNTDEV)
+	[ -z "$DEV" ] && error "can't access $MNTDEV"
+	for DEV in $(do_facet $SINGLEMDS lctl get_param -n $MNTDEV); do
+		do_facet $SINGLEMDS $DUMPE2FS -h $DEV > $TMP/t57a.dump || error "can't access $DEV"
 		DEVISIZE=`awk '/Inode size:/ { print $3 }' $TMP/t57a.dump`
 		[ "$DEVISIZE" -gt 128 ] || error "inode size $DEVISIZE"
 		rm $TMP/t57a.dump
@@ -2577,42 +2738,53 @@ test_57a() {
 run_test 57a "verify MDS filesystem created with large inodes =="
 
 test_57b() {
-	FILECOUNT=100
-	FILE1=$DIR/d57b/f1
-	FILEN=$DIR/d57b/f$FILECOUNT
-	rm -rf $DIR/d57b || error "removing $DIR/d57b"
-	mkdir -p $DIR/d57b || error "creating $DIR/d57b"
+	local dir=$DIR/d57b
+
+	local FILECOUNT=100
+	local FILE1=$dir/f1
+	local FILEN=$dir/f$FILECOUNT
+
+	rm -rf $dir || error "removing $dir"
+	mkdir -p $dir || error "creating $dir"
+	local num=$(get_mds_dir $dir)
+	local mymds=mds$num
+	
 	echo "mcreating $FILECOUNT files"
-	createmany -m $DIR/d57b/f 1 $FILECOUNT || \
-		error "creating files in $DIR/d57b"
+	createmany -m $dir/f 1 $FILECOUNT || \
+		error "creating files in $dir"
 
 	# verify that files do not have EAs yet
 	$GETSTRIPE $FILE1 2>&1 | grep -q "no stripe" || error "$FILE1 has an EA"
 	$GETSTRIPE $FILEN 2>&1 | grep -q "no stripe" || error "$FILEN has an EA"
 
-	MDSFREE="`lctl get_param -n osd.*MDT*.kbytesfree 2> /dev/null`"
-	MDCFREE="`lctl get_param -n mdc.*.kbytesfree | head -n 1`"
+	sync
+	sleep 1
+	df $dir  #make sure we get new statfs data
+	local MDSFREE=$(do_facet $mymds lctl get_param -n osd.*MDT000$((num -1)).kbytesfree)
+	local MDCFREE=$(lctl get_param -n mdc.*MDT000$((num -1))-mdc-*.kbytesfree)
 	echo "opening files to create objects/EAs"
-	for FILE in `seq -f $DIR/d57b/f%g 1 $FILECOUNT`; do
-		$OPENFILE -f O_RDWR $FILE > /dev/null || error "opening $FILE"
+	local FILE
+	for FILE in `seq -f $dir/f%g 1 $FILECOUNT`; do
+		$OPENFILE -f O_RDWR $FILE > /dev/null 2>&1 || error "opening $FILE"
 	done
 
 	# verify that files have EAs now
 	$GETSTRIPE $FILE1 | grep -q "obdidx" || error "$FILE1 missing EA"
 	$GETSTRIPE $FILEN | grep -q "obdidx" || error "$FILEN missing EA"
 
-	sleep 1 # make sure we get new statfs data
-#	MDSFREE2="`lctl get_param -n mds.*.kbytesfree`"
-#	MDCFREE2="`lctl get_param -n mdc.*.kbytesfree`"
-#	if [ "$MDCFREE2" -lt "$((MDCFREE - 8))" ]; then
-#		if [ "$MDSFREE" != "$MDSFREE2" ]; then
-#			error "MDC before $MDCFREE != after $MDCFREE2"
-#		else
-#			echo "MDC before $MDCFREE != after $MDCFREE2"
-#			echo "unable to confirm if MDS has large inodes"
-#		fi
-#	fi
-	rm -rf $DIR/d57b
+	sleep 1  #make sure we get new statfs data
+	df $dir
+	local MDSFREE2=$(do_facet $mymds lctl get_param -n osd.*MDT000$((num -1)).kbytesfree)
+	local MDCFREE2=$(lctl get_param -n mdc.*MDT000$((num -1))-mdc-*.kbytesfree)
+	if [ "$MDCFREE2" -lt "$((MDCFREE - 8))" ]; then
+		if [ "$MDSFREE" != "$MDSFREE2" ]; then
+			error "MDC before $MDCFREE != after $MDCFREE2"
+		else
+			echo "MDC before $MDCFREE != after $MDCFREE2"
+			echo "unable to confirm if MDS has large inodes"
+		fi
+	fi
+	rm -rf $dir
 }
 run_test 57b "default LOV EAs are stored inside large inodes ==="
 
@@ -2637,7 +2809,7 @@ TEST60_HEAD="test_60 run $RANDOM"
 test_60a() {
         [ ! -f run-llog.sh ] && skip "missing subtest run-llog.sh" && return
 	log "$TEST60_HEAD - from kernel mode"
-#	sh run-llog.sh
+	sh run-llog.sh
 }
 run_test 60a "llog sanity tests run from kernel module =========="
 
@@ -2658,34 +2830,33 @@ test_60b() { # bug 6411
 	[ $LLOG_COUNT -gt 50 ] && error "CDEBUG_LIMIT not limiting messages ($LLOG_COUNT)"|| true
 }
 run_test 60b "limit repeated messages from CERROR/CWARN ========"
- 
+
 test_60c() {
-	echo "create 5000 files" 
+	echo "create 5000 files"
 	createmany -o $DIR/f60c- 5000
-#define OBD_FAIL_MDS_LLOG_CREATE_FAILED  0x13c
-        sysctl -w lustre.fail_loc=0x8000013c
+#define OBD_FAIL_MDS_LLOG_CREATE_FAILED  0x137
+	lctl set_param fail_loc=0x80000137
 	unlinkmany $DIR/f60c- 5000
-        sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 }
 run_test 60c "unlink file when mds full"
 
 test_60d() {
-	SAVEPRINTK=$(sysctl -n lnet.printk)
+	SAVEPRINTK=$(lctl get_param -n printk)
 
 	# verify "lctl mark" is even working"
 	MESSAGE="test message ID $RANDOM $$"
 	$LCTL mark "$MESSAGE" || error "$LCTL mark failed"
 	dmesg | grep -q "$MESSAGE" || error "didn't find debug marker in log"
 
-	sysctl -w lnet.printk=0 || error "set lnet.printk failed"
-	sysctl -n lnet.printk | grep emerg || error "lnet.printk dropped emerg"
-
+	lctl set_param printk=0 || error "set lnet.printk failed"
+	lctl get_param -n printk | grep emerg || error "lnet.printk dropped emerg"
 	MESSAGE="new test message ID $RANDOM $$"
 	# Assume here that libcfs_debug_mark_buffer() uses D_WARNING
 	$LCTL mark "$MESSAGE" || error "$LCTL mark failed"
 	dmesg | grep -q "$MESSAGE" && error "D_WARNING wasn't masked" || true
 
-	sysctl -w lnet.printk="$SAVEPRINTK"
+	lctl set_param -n printk="$SAVEPRINTK"
 }
 run_test 60d "test printk console message masking"
 
@@ -2703,14 +2874,16 @@ test_62() {
         f="$DIR/f62"
         echo foo > $f
         cancel_lru_locks osc
-        sysctl -w lustre.fail_loc=0x405
+        lctl set_param fail_loc=0x405
         cat $f && error "cat succeeded, expect -EIO"
-        sysctl -w lustre.fail_loc=0
+        lctl set_param fail_loc=0
 }
-run_test 62 "verify obd_match failure doesn't LBUG (should -EIO)"
+# This test is now irrelevant (as of bug 10718 inclusion), we no longer
+# match every page all of the time.
+#run_test 62 "verify obd_match failure doesn't LBUG (should -EIO)"
 
 # bug 2319 - oig_wait() interrupted causes crash because of invalid waitq.
-test_63() {
+test_63a() {	# was test_63
 	MAX_DIRTY_MB=`lctl get_param -n osc.*.max_dirty_mb | head -n 1`
 	lctl set_param -n osc.*.max_dirty_mb 0
 	for i in `seq 10` ; do
@@ -2723,20 +2896,20 @@ test_63() {
 	lctl set_param -n osc.*.max_dirty_mb $MAX_DIRTY_MB
 	rm -f $DIR/f63 || true
 }
-run_test 63 "Verify oig_wait interruption does not crash ======="
+run_test 63a "Verify oig_wait interruption does not crash ======="
 
 # bug 2248 - async write errors didn't return to application on sync
 # bug 3677 - async write errors left page locked
 test_63b() {
 	debugsave
-	sysctl -w lnet.debug=-1
+	lctl set_param debug=-1
 
 	# ensure we have a grant to do async writes
 	dd if=/dev/zero of=$DIR/$tfile bs=4k count=1
 	rm $DIR/$tfile
 
 	#define OBD_FAIL_OSC_BRW_PREP_REQ        0x406
-	sysctl -w lustre.fail_loc=0x80000406
+	lctl set_param fail_loc=0x80000406
 	multiop $DIR/$tfile Owy && \
 		error "sync didn't return ENOMEM"
 	sync; sleep 2; sync	# do a real sync this time to flush page
@@ -2809,7 +2982,7 @@ test_65e() {
 	touch $DIR/d65/f6
 	$LVERIFY $DIR/d65 $DIR/d65/f6 || error "lverify failed"
 }
-run_test 65e "directory setstripe 0 -1 0 ======================="
+run_test 65e "directory setstripe defaults ======================="
 
 test_65f() {
 	mkdir -p $DIR/d65f
@@ -2834,12 +3007,27 @@ test_65h() {
           "`$GETSTRIPE -v $DIR/d65/dd1 | grep "^count"`" ] || error "stripe info inherit failed"
 }
 run_test 65h "directory stripe info inherit ===================="
- 
+
 test_65i() { # bug6367
-        $SETSTRIPE $MOUNT -s 65536 -c -1 
+        $SETSTRIPE $MOUNT -s 65536 -c -1
 }
 run_test 65i "set non-default striping on root directory (bug 6367)="
 
+test_65ia() { # bug12836
+	$LFS getstripe $MOUNT || error "getstripe $MOUNT failed"
+}
+run_test 65ia "getstripe on -1 default directory striping"
+
+test_65ib() { # bug12836
+	$LFS getstripe -v $MOUNT || error "getstripe -v $MOUNT failed"
+}
+run_test 65ib "getstripe -v on -1 default directory striping"
+
+test_65ic() { # bug12836
+	$LFS find -mtime -1 $MOUNT || error "find $MOUNT failed"
+}
+run_test 65ic "new find on -1 default directory striping"
+
 test_65j() { # bug6367
 	sync; sleep 1
 	# if we aren't already remounting for each test, do so for this test
@@ -2853,22 +3041,24 @@ run_test 65j "set default striping on root directory (bug 6367)="
 
 test_65k() { # bug11679
         [ "$OSTCOUNT" -lt 2 ] && skip "too few OSTs" && return
-        remote_mds_nodsh && skip "remote MDS" && return
+        remote_mds_nodsh && skip "remote MDS with nodsh" && return
 
         echo "Check OST status: "
-        MDS_OSCS=`do_facet mds lctl dl | awk '/[oO][sS][cC].*md[ts]/ { print $4 }'`
+        MDS_OSCS=`do_facet $SINGLEMDS lctl dl | awk '/[oO][sS][cC].*md[ts]/ { print $4 }'`
         for OSC in $MDS_OSCS; do
                 echo $OSC "is activate"
-                do_facet mds lctl --device %$OSC activate
+                do_facet $SINGLEMDS lctl --device %$OSC activate
         done
         do_facet client mkdir -p $DIR/$tdir
         for INACTIVE_OSC in $MDS_OSCS; do
                 echo $INACTIVE_OSC "is Deactivate:"
-                do_facet mds lctl --device  %$INACTIVE_OSC deactivate
+                do_facet $SINGLEMDS lctl --device  %$INACTIVE_OSC deactivate
                 for STRIPE_OSC in $MDS_OSCS; do
                         STRIPE_OST=`osc_to_ost $STRIPE_OSC`
-                        STRIPE_INDEX=`do_facet mds lctl get_param -n lov.*md*.target_obd |
-                                      grep $STRIPE_OST | awk -F: '{print $1}'`
+                        STRIPE_INDEX=`do_facet $SINGLEMDS lctl get_param -n lov.*md*.target_obd |
+                                      grep $STRIPE_OST | awk -F: '{print $1}' | head -n 1`
+
+			[ -f $DIR/$tdir/${STRIPE_INDEX} ] && continue
                         echo "$SETSTRIPE $DIR/$tdir/${STRIPE_INDEX} -i ${STRIPE_INDEX} -c 1"
                         do_facet client $SETSTRIPE $DIR/$tdir/${STRIPE_INDEX} -i ${STRIPE_INDEX} -c 1
                         RC=$?
@@ -2876,7 +3066,7 @@ test_65k() { # bug11679
                 done
                 do_facet client rm -f $DIR/$tdir/*
                 echo $INACTIVE_OSC "is Activate."
-                do_facet mds lctl --device  %$INACTIVE_OSC activate
+                do_facet $SINGLEMDS lctl --device  %$INACTIVE_OSC activate
         done
 }
 run_test 65k "validate manual striping works properly with deactivated OSCs"
@@ -2902,12 +3092,15 @@ LLOOP=
 cleanup_68() {
 	trap 0
 	if [ ! -z "$LLOOP" ]; then
-		swapoff $LLOOP || error "swapoff failed"
+		if swapon -s | grep -q $LLOOP; then
+			swapoff $LLOOP || error "swapoff failed"
+		fi
+
 		$LCTL blockdev_detach $LLOOP || error "detach failed"
 		rm -f $LLOOP
 		unset LLOOP
 	fi
-	rm -f $DIR/f68
+	rm -f $DIR/f68*
 }
 
 meminfo() {
@@ -2918,10 +3111,29 @@ swap_used() {
 	swapon -s | awk '($1 == "'$1'") { print $4 }'
 }
 
+# test case for lloop driver, basic function
+test_68a() {
+	[ "$UID" != 0 ] && skip "must run as root" && return
+
+	grep -q llite_lloop /proc/modules
+	[ $? -ne 0 ] && skip "can't find module llite_lloop" && return
+
+	LLOOP=$TMP/lloop.`date +%s`.`date +%N`
+	dd if=/dev/zero of=$DIR/f68a bs=4k count=1024
+	$LCTL blockdev_attach $DIR/f68a $LLOOP || error "attach failed"
+
+	trap cleanup_68 EXIT
+
+	directio rdwr $LLOOP 0 1024 4096 || error "direct write failed"
+	directio rdwr $LLOOP 0 1025 4096 && error "direct write should fail"
+
+	cleanup_68
+}
+run_test 68a "lloop driver - basic test ========================"
 
 # excercise swapping to lustre by adding a high priority swapfile entry
 # and then consuming memory until it is used.
-test_68() {
+test_68b() {  # was test_68
 	[ "$UID" != 0 ] && skip "must run as root" && return
 	lctl get_param -n devices | grep -q obdfilter && \
 		skip "local OST" && return
@@ -2937,10 +3149,10 @@ test_68() {
 	[[ $NR_BLOCKS -le 2048 ]] && NR_BLOCKS=2048
 
 	LLOOP=$TMP/lloop.`date +%s`.`date +%N`
-	dd if=/dev/zero of=$DIR/f68 bs=64k seek=$NR_BLOCKS count=1
-	mkswap $DIR/f68
+	dd if=/dev/zero of=$DIR/f68b bs=64k seek=$NR_BLOCKS count=1
+	mkswap $DIR/f68b
 
-	$LCTL blockdev_attach $DIR/f68 $LLOOP || error "attach failed"
+	$LCTL blockdev_attach $DIR/f68b $LLOOP || error "attach failed"
 
 	trap cleanup_68 EXIT
 
@@ -2955,68 +3167,48 @@ test_68() {
 
 	[ $SWAPUSED -eq 0 ] && echo "no swap used???" || true
 }
-run_test 68 "support swapping to Lustre ========================"
+run_test 68b "support swapping to Lustre ========================"
 
 # bug5265, obdfilter oa2dentry return -ENOENT
 # #define OBD_FAIL_OST_ENOENT 0x217
 test_69() {
-	[ $(lctl get_param -n devices | grep -c obdfilter) -eq 0 ] && \
-		skip "skipping test for remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	f="$DIR/$tfile"
-	touch $f
+	$SETSTRIPE $f -c 1 -i 0
 
 	$DIRECTIO write ${f}.2 0 1 || error "directio write error"
 
-	sysctl -w lustre.fail_loc=0x217
+	do_facet ost1 lctl set_param fail_loc=0x217
 	truncate $f 1 # vmtruncate() will ignore truncate() error.
 	$DIRECTIO write $f 0 2 && error "write succeeded, expect -ENOENT"
 
-	sysctl -w lustre.fail_loc=0
+	do_facet ost1 lctl set_param fail_loc=0
 	$DIRECTIO write $f 0 2 || error "write error"
 
 	cancel_lru_locks osc
 	$DIRECTIO read $f 0 1 || error "read error"
 
-	sysctl -w lustre.fail_loc=0x217
+	do_facet ost1 lctl set_param fail_loc=0x217
 	$DIRECTIO read $f 1 1 && error "read succeeded, expect -ENOENT"
 
-	sysctl -w lustre.fail_loc=0
+	do_facet ost1 lctl set_param fail_loc=0
 	rm -f $f
 }
 run_test 69 "verify oa2dentry return -ENOENT doesn't LBUG ======"
 
 test_71() {
-	which dbench > /dev/null 2>&1 || { skip "dbench not installed, skip this test" && return 0; }
-	DBENCH_LIB=${DBENCH_LIB:-/usr/lib/dbench}
-	PATH=${DBENCH_LIB}:${PATH}
-	cp `which dbench` $DIR
-
-	TGT=$DIR/client.txt
-	SRC=${SRC:-$DBENCH_LIB/client.txt}
-	[ ! -e $TGT -a -e $SRC ] && echo "copying $SRC to $TGT" && cp $SRC $TGT
-	SRC=$DBENCH_LIB/client_plain.txt
-	[ ! -e $TGT -a -e $SRC ] && echo "copying $SRC to $TGT" && cp $SRC $TGT
-	echo "copying necessary libs to $DIR"
-	LIBS71=$(ldd $DIR/dbench|sed -e 's/\t*//' -e 's/.*=> //' -e 's/ .*//' -e 's/^\///')
-	(cd / && tar chf - $LIBS71) | (cd $DIR && tar xvf -)
-	[ $? = 0 ] || error "can't copy libs $LIBS71 to $DIR"
-	echo "chroot $DIR /dbench -c client.txt 2"
-	chroot $DIR /dbench -c client.txt 2
-	RC=$?
-
-	rm -rf $DIR/dbench $DIR/lib $DIR/lib64
-
-	return $RC
+    mkdir -p $DIR/$tdir
+    sh rundbench -C -D $DIR/$tdir 2 || error "dbench failed!"
 }
 run_test 71 "Running dbench on lustre (don't segment fault) ===="
 
 test_72() { # bug 5695 - Test that on 2.6 remove_suid works properly
 	check_kernel_version 43 || return 0
 	[ "$RUNAS_ID" = "$UID" ] && skip "RUNAS_ID = UID = $UID -- skipping" && return
-        
+
         # Check that testing environment is properly set up. Skip if not
-        FAIL_ON_ERROR=false check_runas_id_ret $RUNAS_ID $RUNAS || {
+        FAIL_ON_ERROR=false check_runas_id_ret $RUNAS_ID $RUNAS_ID $RUNAS || {
                 skip "User $RUNAS_ID does not exist - skipping"
                 return 0
         }
@@ -3032,20 +3224,21 @@ test_72() { # bug 5695 - Test that on 2.6 remove_suid works properly
 	cancel_lru_locks mdc
 	test -u $DIR/f72 -o -g $DIR/f72 && error "S/gid is not dropped on MDS"
 	true
+	rm -f $DIR/f72
 }
 run_test 72 "Test that remove suid works properly (bug5695) ===="
 
 # bug 3462 - multiple simultaneous MDC requests
 test_73() {
-	mkdir $DIR/d73-1 
+	mkdir $DIR/d73-1
 	mkdir $DIR/d73-2
 	multiop_bg_pause $DIR/d73-1/f73-1 O_c || return 1
 	pid1=$!
 
-	echo 0x80000129 > /proc/sys/lustre/fail_loc
+	lctl set_param fail_loc=0x80000129
 	multiop $DIR/d73-1/f73-2 Oc &
 	sleep 1
-	echo 0 > /proc/sys/lustre/fail_loc
+	lctl set_param fail_loc=0
 
 	multiop $DIR/d73-2/f73-3 Oc &
 	pid3=$!
@@ -3056,8 +3249,8 @@ test_73() {
 	sleep 25
 
 	$CHECKSTAT -t file $DIR/d73-1/f73-1 || return 4
-	$CHECKSTAT -t file $DIR/d73-1/f73-2 || return 5 
-	$CHECKSTAT -t file $DIR/d73-2/f73-3 || return 6 
+	$CHECKSTAT -t file $DIR/d73-1/f73-2 || return 5
+	$CHECKSTAT -t file $DIR/d73-2/f73-3 || return 6
 
 	rm -rf $DIR/d73-*
 }
@@ -3069,11 +3262,12 @@ test_74a() { # bug 6149, 6184
 	# very important to OR with OBD_FAIL_ONCE (0x80000000) -- otherwise it
 	# will spin in a tight reconnection loop
 	touch $DIR/f74a
-	sysctl -w lustre.fail_loc=0x8000030e
+	lctl set_param fail_loc=0x8000030e
 	# get any lock that won't be difficult - lookup works.
 	ls $DIR/f74a
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	true
+	rm -f $DIR/f74a
 }
 run_test 74a "ldlm_enqueue freed-export error path, ls (shouldn't LBUG)"
 
@@ -3082,11 +3276,12 @@ test_74b() { # bug 13310
 	#
 	# very important to OR with OBD_FAIL_ONCE (0x80000000) -- otherwise it
 	# will spin in a tight reconnection loop
-	sysctl -w lustre.fail_loc=0x8000030e
+	lctl set_param fail_loc=0x8000030e
 	# get a "difficult" lock
 	touch $DIR/f74b
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	true
+	rm -f $DIR/f74b
 }
 run_test 74b "ldlm_enqueue freed-export error path, touch (shouldn't LBUG)"
 
@@ -3099,25 +3294,22 @@ export T75_PREP=no
 test75_prep() {
         [ $T75_PREP = "yes" ] && return
         echo "using F75=$F75, F128k=$F128k, FHEAD=$FHEAD, FTAIL=$FTAIL"
- 
+
         dd if=/dev/urandom of=${F75}_128k bs=128k count=1 || error "dd failed"
         log "finished dd"
         chmod 777 ${F128k}
         T75_PREP=yes
 }
- 
+
 test_75a() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         test75_prep
- 
+
         cp -p ${F128k} ${FHEAD}
         log "finished cp to $FHEAD"
         cp -p ${F128k} ${FTAIL}
         log "finished cp to $FTAIL"
         cat ${F128k} ${F128k} > ${F75}_sim_sim
- 
+
         $JOIN ${FHEAD} ${FTAIL} || error "join ${FHEAD} ${FTAIL} error"
         log "finished join $FHEAD to ${F75}_sim_sim"
         cmp ${FHEAD} ${F75}_sim_sim || error "${FHEAD} ${F75}_sim_sim differ"
@@ -3125,13 +3317,10 @@ test_75a() {
         $CHECKSTAT -a ${FTAIL} || error "tail ${FTAIL} still exist after join"
 }
 run_test 75a "TEST join file ===================================="
- 
+
 test_75b() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         test75_prep
- 
+
         cp -p ${F128k} ${FTAIL}
         cat ${F75}_sim_sim >> ${F75}_join_sim
         cat ${F128k} >> ${F75}_join_sim
@@ -3141,13 +3330,10 @@ test_75b() {
         $CHECKSTAT -a ${FTAIL} || error "tail ${FTAIL} exist after join"
 }
 run_test 75b "TEST join file 2 =================================="
- 
+
 test_75c() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         test75_prep
- 
+
         cp -p ${F128k} ${FTAIL}
         cat ${F128k} >> ${F75}_sim_join
         cat ${F75}_join_sim >> ${F75}_sim_join
@@ -3157,13 +3343,10 @@ test_75c() {
         $CHECKSTAT -a ${FHEAD} || error "tail ${FHEAD} exist after join"
 }
 run_test 75c "TEST join file 3 =================================="
- 
+
 test_75d() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         test75_prep
- 
+
         cp -p ${F128k} ${FHEAD}
         cp -p ${F128k} ${FHEAD}_tmp
         cat ${F75}_sim_sim >> ${F75}_join_join
@@ -3174,23 +3357,17 @@ test_75d() {
         $CHECKSTAT -a ${FTAIL} || error "tail ${FTAIL} exist after join (2)"
 }
 run_test 75d "TEST join file 4 =================================="
- 
+
 test_75e() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         test75_prep
- 
+
         rm -rf ${FHEAD} || "delete join file error"
 }
 run_test 75e "TEST join file 5 (remove joined file) ============="
- 
+
 test_75f() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         test75_prep
- 
+
         cp -p ${F128k} ${F75}_join_10_compare
         cp -p ${F128k} ${F75}_join_10
         for ((i = 0; i < 10; i++)); do
@@ -3204,16 +3381,13 @@ test_75f() {
                 error "files ${F75}_join_10 ${F75}_join_10_compare differ"
 }
 run_test 75f "TEST join file 6 (join 10 files) =================="
- 
+
 test_75g() {
-#	skipped temporarily: we do not have join file currently
-#	please remove this when ready - huanghua
-	return
         [ ! -f ${F75}_join_10 ] && echo "${F75}_join_10 missing" && return
         $LFS getstripe ${F75}_join_10
- 
+
         $OPENUNLINK ${F75}_join_10 ${F75}_join_10 || error "files unlink open"
- 
+
         ls -l $F75*
 }
 run_test 75g "TEST join file 7 (open unlink) ===================="
@@ -3263,7 +3437,7 @@ set_checksum_type()
 	[ "$ORIG_CSUM_TYPE" ] || \
 		ORIG_CSUM_TYPE=`lctl get_param -n osc/*osc-[^mM]*/checksum_type |
                                 sed 's/.*\[\(.*\)\].*/\1/g' | head -n1`
-	lctl set_param -n osc.*osc-*.checksum_type $1
+	lctl set_param -n osc.*osc-[^mM]*.checksum_type $1
 	log "set checksum type to $1"
 	return 0
 }
@@ -3275,35 +3449,40 @@ setup_f77() {
 }
 
 test_77a() { # bug 10889
+	$GSS && skip "could not run with gss" && return
 	[ ! -f $F77_TMP ] && setup_f77
 	set_checksums 1
 	dd if=$F77_TMP of=$DIR/$tfile bs=1M count=$F77SZ || error "dd error"
 	set_checksums 0
+	rm -f $DIR/$tfile
 }
 run_test 77a "normal checksum read/write operation ============="
 
 test_77b() { # bug 10889
+	$GSS && skip "could not run with gss" && return
 	[ ! -f $F77_TMP ] && setup_f77
 	#define OBD_FAIL_OSC_CHECKSUM_SEND       0x409
-	sysctl -w lustre.fail_loc=0x80000409
+	lctl set_param fail_loc=0x80000409
 	set_checksums 1
 	dd if=$F77_TMP of=$DIR/f77b bs=1M count=$F77SZ conv=sync || \
 		error "dd error: $?"
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	set_checksums 0
+	rm -f $DIR/f77b
 }
 run_test 77b "checksum error on client write ===================="
 
 test_77c() { # bug 10889
-	[ ! -f $DIR/f77b ] && skip "requires 77b - skipping" && return  
+	$GSS && skip "could not run with gss" && return
+	[ ! -f $DIR/f77b ] && skip "requires 77b - skipping" && return
 	set_checksums 1
 	for algo in $CKSUM_TYPES; do
 		cancel_lru_locks osc
 		set_checksum_type $algo
 		#define OBD_FAIL_OSC_CHECKSUM_RECEIVE    0x408
-		sysctl -w lustre.fail_loc=0x80000408
+		lctl set_param fail_loc=0x80000408
 		cmp $F77_TMP $DIR/f77b || error "file compare failed"
-		sysctl -w lustre.fail_loc=0
+		lctl set_param fail_loc=0
 	done
 	set_checksums 0
 	set_checksum_type $ORIG_CSUM_TYPE
@@ -3311,39 +3490,42 @@ test_77c() { # bug 10889
 run_test 77c "checksum error on client read ==================="
 
 test_77d() { # bug 10889
+	$GSS && skip "could not run with gss" && return
 	#define OBD_FAIL_OSC_CHECKSUM_SEND       0x409
-	sysctl -w lustre.fail_loc=0x80000409
+	lctl set_param fail_loc=0x80000409
 	set_checksums 1
 	directio write $DIR/f77 0 $F77SZ $((1024 * 1024)) || \
 		error "direct write: rc=$?"
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	set_checksums 0
 }
 run_test 77d "checksum error on OST direct write ==============="
 
 test_77e() { # bug 10889
-	[ ! -f $DIR/f77 ] && skip "requires 77d - skipping" && return  
+	$GSS && skip "could not run with gss" && return
+	[ ! -f $DIR/f77 ] && skip "requires 77d - skipping" && return
 	#define OBD_FAIL_OSC_CHECKSUM_RECEIVE    0x408
-	sysctl -w lustre.fail_loc=0x80000408
+	lctl set_param fail_loc=0x80000408
 	set_checksums 1
 	cancel_lru_locks osc
 	directio read $DIR/f77 0 $F77SZ $((1024 * 1024)) || \
 		error "direct read: rc=$?"
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	set_checksums 0
 }
 run_test 77e "checksum error on OST direct read ================"
 
 test_77f() { # bug 10889
+	$GSS && skip "could not run with gss" && return
 	set_checksums 1
 	for algo in $CKSUM_TYPES; do
 		cancel_lru_locks osc
 		set_checksum_type $algo
 		#define OBD_FAIL_OSC_CHECKSUM_SEND       0x409
-		sysctl -w lustre.fail_loc=0x409
+		lctl set_param fail_loc=0x409
 		directio write $DIR/f77 0 $F77SZ $((1024 * 1024)) && \
 			error "direct write succeeded"
-		sysctl -w lustre.fail_loc=0
+		lctl set_param fail_loc=0
 	done
 	set_checksum_type $ORIG_CSUM_TYPE
 	set_checksums 0
@@ -3351,38 +3533,43 @@ test_77f() { # bug 10889
 run_test 77f "repeat checksum error on write (expect error) ===="
 
 test_77g() { # bug 10889
-	[ $(lctl get_param -n devices | grep -c obdfilter) -eq 0 ] && \
-		skip "remote OST" && return
+	$GSS && skip "could not run with gss" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
+
 	[ ! -f $F77_TMP ] && setup_f77
+
+	$SETSTRIPE $DIR/f77g -c 1 -i 0
 	#define OBD_FAIL_OST_CHECKSUM_RECEIVE       0x21a
-	sysctl -w lustre.fail_loc=0x8000021a
+	do_facet ost1 lctl set_param fail_loc=0x8000021a
 	set_checksums 1
-	dd if=$F77_TMP of=$DIR/f77 bs=1M count=$F77SZ || \
+	dd if=$F77_TMP of=$DIR/f77g bs=1M count=$F77SZ || \
 		error "write error: rc=$?"
-	sysctl -w lustre.fail_loc=0
+	do_facet ost1 lctl set_param fail_loc=0
 	set_checksums 0
 }
 run_test 77g "checksum error on OST write ======================"
 
 test_77h() { # bug 10889
-	[ $(lctl get_param -n devices | grep -c obdfilter) -eq 0 ] && \
-		skip "remote OST" && return
-	[ ! -f $DIR/f77 ] && skip "requires 77g - skipping" && return  
+	$GSS && skip "could not run with gss" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
+
+	[ ! -f $DIR/f77g ] && skip "requires 77g - skipping" && return
 	cancel_lru_locks osc
 	#define OBD_FAIL_OST_CHECKSUM_SEND          0x21b
-	sysctl -w lustre.fail_loc=0x8000021b
+	do_facet ost1 lctl set_param fail_loc=0x8000021b
 	set_checksums 1
-	cmp $F77_TMP $DIR/f77 || error "file compare failed"
-	sysctl -w lustre.fail_loc=0
+	cmp $F77_TMP $DIR/f77g || error "file compare failed"
+	do_facet ost1 lctl set_param fail_loc=0
 	set_checksums 0
 }
 run_test 77h "checksum error on OST read ======================="
 
 test_77i() { # bug 13805
+	$GSS && skip "could not run with gss" && return
 	#define OBD_FAIL_OSC_CONNECT_CKSUM       0x40b
-	sysctl -w lustre.fail_loc=0x40b
+	lctl set_param fail_loc=0x40b
 	remount_client $MOUNT
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	for VALUE in `lctl get_param osc.*osc-[^mM]*.checksum_type`; do
 		PARAM=`echo ${VALUE[0]} | cut -d "=" -f1`
 		algo=`lctl get_param -n $PARAM | sed 's/.*\[\(.*\)\].*/\1/g'`
@@ -3393,10 +3580,12 @@ test_77i() { # bug 13805
 run_test 77i "client not supporting OSD_CONNECT_CKSUM =========="
 
 test_77j() { # bug 13805
+	$GSS && skip "could not run with gss" && return
 	#define OBD_FAIL_OSC_CKSUM_ADLER_ONLY    0x40c
-	sysctl -w lustre.fail_loc=0x40c
+	lctl set_param fail_loc=0x40c
 	remount_client $MOUNT
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
+	sleep 2 # wait async osc connect to finish
 	for VALUE in `lctl get_param osc.*osc-[^mM]*.checksum_type`; do
                 PARAM=`echo ${VALUE[0]} | cut -d "=" -f1`
 		algo=`lctl get_param -n $PARAM | sed 's/.*\[\(.*\)\].*/\1/g'`
@@ -3418,7 +3607,12 @@ test_78() { # bug 10901
 	echo "MemTotal: $MEMTOTAL"
 # reserve 256MB of memory for the kernel and other running processes,
 # and then take 1/2 of the remaining memory for the read/write buffers.
-	MEMTOTAL=$(((MEMTOTAL - 256 ) / 2))
+    if [ $MEMTOTAL -gt 512 ] ;then
+        MEMTOTAL=$(((MEMTOTAL - 256 ) / 2))
+    else
+        # for those poor memory-starved high-end clusters...
+        MEMTOTAL=$((MEMTOTAL / 2))
+    fi
 	echo "Mem to use for directio: $MEMTOTAL"
 	[ $F78SIZE -gt $MEMTOTAL ] && F78SIZE=$MEMTOTAL
 	[ $F78SIZE -gt 512 ] && F78SIZE=512
@@ -3428,11 +3622,12 @@ test_78() { # bug 10901
 	[ $SMALLESTOST -lt 10240 ] && \
 		skip "too small OSTSIZE, useless to run large O_DIRECT test" && return 0
 
-	[ $F78SIZE -gt $((SMALLESTOST * $OSTCOUNT / 1024 - 5)) ] && \
-		F78SIZE=$((SMALLESTOST * $OSTCOUNT / 1024 - 5))
+	[ $F78SIZE -gt $((SMALLESTOST * $OSTCOUNT / 1024 - 80)) ] && \
+		F78SIZE=$((SMALLESTOST * $OSTCOUNT / 1024 - 80))
+
 	[ "$SLOW" = "no" ] && NSEQ=1 && [ $F78SIZE -gt 32 ] && F78SIZE=32
 	echo "File size: $F78SIZE"
-	$SETSTRIPE $DIR/$tfile -c -1 || error "setstripe failed"
+	$SETSTRIPE $DIR/$tfile -c $OSTCOUNT || error "setstripe failed"
  	for i in `seq 1 $NSEQ`
  	do
  		FSIZE=$(($F78SIZE / ($NSEQ - $i + 1)))
@@ -3445,14 +3640,12 @@ test_78() { # bug 10901
 run_test 78 "handle large O_DIRECT writes correctly ============"
 
 test_79() { # bug 12743
-	[ $(lctl get_param -n devices | grep -c obdfilter) -eq 0 ] &&
-		skip "skipping test for remote OST" && return
-
 	wait_delete_completed
 
-        BKTOTAL=`lctl get_param -n obdfilter.*.kbytestotal | awk 'BEGIN{total=0}; {total+=$1}; END{print total}'`
-        BKFREE=`lctl get_param -n obdfilter.*.kbytesfree | awk 'BEGIN{free=0}; {free+=$1}; END{print free}'`
-        BKAVAIL=`lctl get_param -n obdfilter.*.kbytesavail | awk 'BEGIN{avail=0}; {avail+=$1}; END{print avail}'`
+        BKTOTAL=$(calc_osc_kbytes kbytestotal)
+        BKFREE=$(calc_osc_kbytes kbytesfree)
+        BKAVAIL=$(calc_osc_kbytes kbytesavail)
+
         STRING=`df -P $MOUNT | tail -n 1 | awk '{print $2","$3","$4}'`
         DFTOTAL=`echo $STRING | cut -d, -f1`
         DFUSED=`echo $STRING  | cut -d, -f2`
@@ -3461,40 +3654,51 @@ test_79() { # bug 12743
 
         ALLOWANCE=$((64 * $OSTCOUNT))
 
-        if [ $DFTOTAL -lt $(($BKTOTAL - $ALLOWANCE)) ] ||  
+        if [ $DFTOTAL -lt $(($BKTOTAL - $ALLOWANCE)) ] ||
            [ $DFTOTAL -gt $(($BKTOTAL + $ALLOWANCE)) ] ; then
                 error "df total($DFTOTAL) mismatch OST total($BKTOTAL)"
         fi
-        if [ $DFFREE -lt $(($BKFREE - $ALLOWANCE)) ] || 
+        if [ $DFFREE -lt $(($BKFREE - $ALLOWANCE)) ] ||
            [ $DFFREE -gt $(($BKFREE + $ALLOWANCE)) ] ; then
                 error "df free($DFFREE) mismatch OST free($BKFREE)"
         fi
-        if [ $DFAVAIL -lt $(($BKAVAIL - $ALLOWANCE)) ] || 
+        if [ $DFAVAIL -lt $(($BKAVAIL - $ALLOWANCE)) ] ||
            [ $DFAVAIL -gt $(($BKAVAIL + $ALLOWANCE)) ] ; then
                 error "df avail($DFAVAIL) mismatch OST avail($BKAVAIL)"
         fi
 }
 run_test 79 "df report consistency check ======================="
 
-# on the LLNL clusters, runas will still pick up root's $TMP settings,
-# which will not be writable for the runas user, and then you get a CVS
-# error message with a corrupt path string (CVS bug) and panic.
-# We're not using much space, so just stick it in /tmp, which is safe.
-OLDTMPDIR=$TMPDIR
-OLDTMP=$TMP
-TMPDIR=/tmp
-TMP=/tmp
-OLDHOME=$HOME
-[ $RUNAS_ID -ne $UID ] && HOME=/tmp
+test_80() { # bug 10718
+        dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 seek=1M
+        sync; sleep 1; sync
+        local BEFORE=`date +%s`
+        cancel_lru_locks osc
+        local AFTER=`date +%s`
+        local DIFF=$((AFTER-BEFORE))
+        if [ $DIFF -gt 1 ] ; then
+                error "elapsed for 1M@1T = $DIFF"
+        fi
+        true
+    	rm -f $DIR/$tfile
+}
+run_test 80 "Page eviction is equally fast at high offsets too  ===="
 
 test_99a() {
+        [ -z "$(which cvs 2>/dev/null)" ] && skip "could not find cvs" && \
+	    return
 	mkdir -p $DIR/d99cvsroot
 	chown $RUNAS_ID $DIR/d99cvsroot
+	local oldPWD=$PWD	# bug 13584, use $TMP as working dir
+	cd $TMP
+	
 	$RUNAS cvs -d $DIR/d99cvsroot init || error
+	cd $oldPWD
 }
 run_test 99a "cvs init ========================================="
 
 test_99b() {
+        [ -z "$(which cvs 2>/dev/null)" ] && skip "could not find cvs" && return
 	[ ! -d $DIR/d99cvsroot ] && test_99a
 	cd /etc/init.d
 	# some versions of cvs import exit(1) when asked to import links or
@@ -3507,6 +3711,7 @@ test_99b() {
 run_test 99b "cvs import ======================================="
 
 test_99c() {
+        [ -z "$(which cvs 2>/dev/null)" ] && skip "could not find cvs" && return
 	[ ! -d $DIR/d99cvsroot ] && test_99b
 	cd $DIR
 	mkdir -p $DIR/d99reposname
@@ -3516,6 +3721,7 @@ test_99c() {
 run_test 99c "cvs checkout ====================================="
 
 test_99d() {
+        [ -z "$(which cvs 2>/dev/null)" ] && skip "could not find cvs" && return
 	[ ! -d $DIR/d99cvsroot ] && test_99c
 	cd $DIR/d99reposname
 	$RUNAS touch foo99
@@ -3524,6 +3730,7 @@ test_99d() {
 run_test 99d "cvs add =========================================="
 
 test_99e() {
+        [ -z "$(which cvs 2>/dev/null)" ] && skip "could not find cvs" && return
 	[ ! -d $DIR/d99cvsroot ] && test_99c
 	cd $DIR/d99reposname
 	$RUNAS cvs update
@@ -3531,17 +3738,30 @@ test_99e() {
 run_test 99e "cvs update ======================================="
 
 test_99f() {
+        [ -z "$(which cvs 2>/dev/null)" ] && skip "could not find cvs" && return
 	[ ! -d $DIR/d99cvsroot ] && test_99d
 	cd $DIR/d99reposname
 	$RUNAS cvs commit -m 'nomsg' foo99
+    rm -fr $DIR/d99cvsroot
 }
 run_test 99f "cvs commit ======================================="
 
 test_100() {
-	netstat -tna | while read PROT SND RCV LOCAL REMOTE STAT; do
+	[ "$NETTYPE" = tcp ] || \
+		{ skip "TCP secure port test, not useful for NETTYPE=$NETTYPE" && \
+			return ; }
+
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	remote_servers || \
+		{ skip "useless for local single node setup" && return; }
+
+	netstat -tna | ( rc=1; while read PROT SND RCV LOCAL REMOTE STAT; do
 		[ "$PROT" != "tcp" ] && continue
-		RPORT=`echo $REMOTE | cut -d: -f2`
+		RPORT=$(echo $REMOTE | cut -d: -f2)
 		[ "$RPORT" != "$ACCEPTOR_PORT" ] && continue
+
+		rc=0
 		LPORT=`echo $LOCAL | cut -d: -f2`
 		if [ $LPORT -ge 1024 ]; then
 			echo "bad: $PROT $SND $RCV $LOCAL $REMOTE $STAT"
@@ -3549,7 +3769,7 @@ test_100() {
 			error "local: $LPORT > 1024, remote: $RPORT"
 		fi
 	done
-	true
+	[ "$rc" = 0 ] || error "privileged port not found" )
 }
 run_test 100 "check local port using privileged port ==========="
 
@@ -3591,58 +3811,134 @@ test_101() {
 	# randomly read 10000 of 64K chunks from file 3x 32MB in size
 	#
 	echo "nreads: $nreads file size: $((cache_limit * 3))MB"
-	$RANDOM_READS -f $DIR/$tfile -s$((cache_limit * 3192 * 1024)) -b65536 -C -n$nreads -t 180
+	$READS -f $DIR/$tfile -s$((cache_limit * 3192 * 1024)) -b65536 -C -n$nreads -t 180
 
 	discard=0
-	for s in `lctl get_param -n llite.*.read_ahead_stats | get_named_value 'read but discarded'`; do
-		discard=$(($discard + $s))
+        for s in `lctl get_param -n llite.*.read_ahead_stats | \
+		get_named_value 'read but discarded' | cut -d" " -f1`; do
+			discard=$(($discard + $s))
 	done
 	cleanup_101
 
 	if [ $(($discard * 10)) -gt $nreads ] ;then
 		lctl get_param osc.*-osc*.rpc_stats
 		lctl get_param llite.*.read_ahead_stats
-		error "too many ($discard) discarded pages" 
+		error "too many ($discard) discarded pages"
 	fi
 	rm -f $DIR/$tfile || true
 }
 run_test 101 "check read-ahead for random reads ================"
 
+export SETUP_TEST101=no
+setup_test101() {
+	[ "$SETUP_TEST101" = "yes" ] && return
+	mkdir -p $DIR/$tdir
+	STRIPE_SIZE=1048576
+	STRIPE_COUNT=$OSTCOUNT
+	STRIPE_OFFSET=0
+
+	trap cleanup_test101 EXIT
+	# prepare the read-ahead file
+	$SETSTRIPE $DIR/$tfile -s $STRIPE_SIZE -i $STRIPE_OFFSET -c $OSTCOUNT
+
+	dd if=/dev/zero of=$DIR/$tfile bs=1024k count=100 2> /dev/null
+	SETUP_TEST101=yes
+}
+
+cleanup_test101() {
+	[ "$SETUP_TEST101" = "yes" ] || return
+	trap 0
+	rm -rf $DIR/$tdir
+        rm -f $DIR/$tfile
+	SETUP_TEST101=no
+}
+
+calc_total() {
+	awk 'BEGIN{total=0}; {total+=$1}; END{print total}'
+}
+
+ra_check_101() {
+	local READ_SIZE=$1
+	local STRIPE_SIZE=1048576
+	local RA_INC=1048576
+	local STRIDE_LENGTH=$((STRIPE_SIZE/READ_SIZE))
+	local FILE_LENGTH=$((64*100))
+	local discard_limit=$((((STRIDE_LENGTH - 1)*3/(STRIDE_LENGTH*OSTCOUNT))* \
+			     (STRIDE_LENGTH*OSTCOUNT - STRIDE_LENGTH)))
+	DISCARD=`$LCTL get_param -n llite.*.read_ahead_stats | \
+			get_named_value 'read but discarded' | \
+			cut -d" " -f1 | calc_total`
+
+	if [ $DISCARD -gt $discard_limit ]; then
+		lctl get_param llite.*.read_ahead_stats
+		error "Too many ($DISCARD) discarded pages with size (${READ_SIZE})"
+	else
+		echo "Read-ahead success for size ${READ_SIZE}"
+	fi
+}
+
+test_101b() {
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping stride IO stride-ahead test" && return
+	local STRIPE_SIZE=1048576
+	local STRIDE_SIZE=$((STRIPE_SIZE*OSTCOUNT))
+	local FILE_LENGTH=$((STRIPE_SIZE*100))
+	local ITERATION=$((FILE_LENGTH/STRIDE_SIZE))
+	# prepare the read-ahead file
+	setup_test101
+	cancel_lru_locks osc
+	for BIDX in 2 4 8 16 32 64 128 256
+	do
+		local BSIZE=$((BIDX*4096))
+		local READ_COUNT=$((STRIPE_SIZE/BSIZE))
+		local STRIDE_LENGTH=$((STRIDE_SIZE/BSIZE))
+		local OFFSET=$((STRIPE_SIZE/BSIZE*(OSTCOUNT - 1)))
+		$LCTL set_param -n llite.*.read_ahead_stats 0
+		$READS -f $DIR/$tfile  -l $STRIDE_LENGTH -o $OFFSET \
+			      -s $FILE_LENGTH -b $STRIPE_SIZE -a $READ_COUNT -n $ITERATION
+		cancel_lru_locks osc
+		ra_check_101 $BSIZE
+	done
+	cleanup_test101
+	true
+}
+run_test 101b "check stride-io mode read-ahead ================="
+
 export SETUP_TEST102=no
 setup_test102() {
 	[ "$SETUP_TEST102" = "yes" ] && return
 	mkdir -p $DIR/$tdir
+	chown $RUNAS_ID $DIR/$tdir
 	STRIPE_SIZE=65536
-	STRIPE_COUNT=4 
-	STRIPE_OFFSET=2
+	STRIPE_OFFSET=1
+	STRIPE_COUNT=$OSTCOUNT
+	[ $OSTCOUNT -gt 4 ] && STRIPE_COUNT=4
 
 	trap cleanup_test102 EXIT
 	cd $DIR
-	$SETSTRIPE $tdir -s $STRIPE_SIZE -i $STRIPE_OFFSET -c $STRIPE_COUNT
-	cd $DIR/$tdir 
+	$1 $SETSTRIPE $tdir -s $STRIPE_SIZE -i $STRIPE_OFFSET -c $STRIPE_COUNT
+	cd $DIR/$tdir
 	for num in 1 2 3 4
 	do
-		for count in 1 2 3 4
+		for count in `seq 1 $STRIPE_COUNT`
 		do
-			for offset in 0 1 2 3 
+			for offset in `seq 0 $[$STRIPE_COUNT - 1]`
 			do
 				local stripe_size=`expr $STRIPE_SIZE \* $num`
 				local file=file"$num-$offset-$count"
-				$SETSTRIPE $file -s $stripe_size -i $offset -c $count
+				$1 $SETSTRIPE $file -s $stripe_size -i $offset -c $count
 			done
 		done
 	done
 
 	cd $DIR
-	star -c  f=$TMP/f102.tar $tdir 
+	$1 $TAR cf $TMP/f102.tar $tdir --xattrs
 	SETUP_TEST102=yes
 }
 
 cleanup_test102() {
-	[ "$SETUP_TEST102" = "yes" ] || return
 	trap 0
+	[ "$SETUP_TEST102" = "yes" ] || return 0
 	rm -f $TMP/f102.tar
-	rm -rf $DIR/$tdir
 	SETUP_TEST102=no
 }
 
@@ -3661,7 +3957,7 @@ test_102a() {
         setfattr -n trusted.name1 -v value1 $testfile || error
         [ "`getfattr -n trusted.name1 $testfile 2> /dev/null | \
         grep "trusted.name1"`" == "trusted.name1=\"value1\"" ] || error
- 
+
         setfattr -n user.author1 -v author1 $testfile || error
         [ "`getfattr -n user.author1 $testfile 2> /dev/null | \
         grep "user.author1"`" == "user.author1=\"author1\"" ] || error
@@ -3672,7 +3968,7 @@ test_102a() {
         [ `getfattr -d -m "^trusted" $testfile 2> /dev/null | \
         grep "trusted.name" | wc -l` -eq 3 ] || error
 
- 
+
         setfattr -n user.author2 -v author2 $testfile || error
         setfattr -n user.author3 -v author3 $testfile || error
         [ `getfattr -d -m "^user" $testfile 2> /dev/null | \
@@ -3716,6 +4012,7 @@ test_102b() {
 	local stripe_count=`grep "count"  $tmp_file| awk '{print $2}'`
 	[ "$stripe_size" -eq 65536 ] || error "stripe size $stripe_size != 65536"
 	[ "$stripe_count" -eq 2 ] || error "stripe count $stripe_count != 2"
+	rm -f $DIR/$tfile
 }
 run_test 102b "getfattr/setfattr for trusted.lov EAs ============"
 
@@ -3745,42 +4042,25 @@ test_102c() {
 }
 run_test 102c "non-root getfattr/setfattr for lustre.lov EAs ==========="
 
-get_stripe_info() {
-	stripe_size=0
-	stripe_count=0
-	stripe_offset=0
-	local lines=`sed -n '/obdidx/=' $1`
-	stripe_size=`awk '{if($1~/size/) print $2}' $1`
-	stripe_count=`awk '{if($1~/count/) print $2}' $1`
-	lines=`expr $lines + 1`
-	stripe_offset=`sed -n ${lines}p $1 |awk '{print $1}'`
-}
-
 compare_stripe_info1() {
 	for num in 1 2 3 4
 	do
-		for count in 1 2 3 4
+ 		for count in `seq 1 $STRIPE_COUNT`
 		do
-			for offset in 0 1 2 3 
+			for offset in `seq 0 $[$STRIPE_COUNT - 1]`
 			do
 				local size=`expr $STRIPE_SIZE \* $num`
 				local file=file"$num-$offset-$count"
-				local tmp_file=out
-				$GETSTRIPE -v $file > $tmp_file 
-				get_stripe_info  $tmp_file
-				if test $stripe_size -ne $size
-				then
-					error "$file: different stripe size" && return
+				get_stripe_info client $PWD/$file "$1"
+				if [ $stripe_size -ne $size ]; then
+					error "$file: different stripe size $stripe_size, expected $size" && return
 				fi
-				if test $stripe_count -ne $count
-				then
-					error "$file: different stripe count" && return
+				if [ $stripe_count -ne $count ]; then
+					error "$file: different stripe count $stripe_count, expected $count" && return
 				fi
-				if test $stripe_offset -ne 0
-				then
-					error "$file: different stripe offset" && return
+				if [ $stripe_index -ne 0 ]; then
+ 					error "$file: different stripe offset $stripe_index, expected 0" && return
 				fi
-				rm -f $tmp_file
 			done
 		done
 	done
@@ -3789,91 +4069,57 @@ compare_stripe_info1() {
 compare_stripe_info2() {
 	for num in 1 2 3 4
 	do
-		for count in 1 2 3 4
+		for count in `seq 1 $STRIPE_COUNT`
 		do
-			for offset in 0 1 2 3 
+			for offset in `seq 0 $[$STRIPE_COUNT - 1]`
 			do
 				local size=`expr $STRIPE_SIZE \* $num`
 				local file=file"$num-$offset-$count"
-				local tmp_file=out
-				$GETSTRIPE -v $file > $tmp_file
-				get_stripe_info  $tmp_file
-				if test $stripe_size -ne $size
-				then
-					error "$file: different stripe size" && return	
+				get_stripe_info client $PWD/$file
+				if [ $stripe_size -ne $size ]; then
+					error "$file: different stripe size $stripe_size, expected $size" && return
 				fi
-				if test $stripe_count -ne $count
-				then
-					error "$file: different stripe count" && return
+				if [ $stripe_count -ne $count ]; then
+					error "$file: different stripe count $stripe_count, expected $count" && return
 				fi
-				if test $stripe_offset -ne $offset
-				then
-					error "$file: different stripe offset" && return
+				if [ $stripe_index -ne $offset ]; then
+					error "$file: different stripe offset $stripe_index, expected $offset" && return
 				fi
-				rm -f $tmp_file
 			done
 		done
 	done
 }
 
+find_lustre_tar() {
+	[ -n "$(which tar 2>/dev/null)" ] && strings $(which tar) | grep -q lustre && echo tar
+}
+
 test_102d() {
-	# b10930: star test for trusted.lov xattr
-	star --xhelp 2>&1 | grep -q nolustre  
-	if [ $? -ne 0 ]
-	then
-		skip "being skipped because a lustre-aware star is not installed." && return
-	fi
-	[ "$OSTCOUNT" -lt "4" ] && skip "skipping 4-stripe test" && return
+	# b10930: tar test for trusted.lov xattr
+	TAR=$(find_lustre_tar)
+	[ -z "$TAR" ] && skip "lustre-aware tar is not installed" && return
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping N-stripe test" && return
 	setup_test102
 	mkdir -p $DIR/d102d
-	star -x  f=$TMP/f102.tar -C $DIR/d102d
+	$TAR xf $TMP/f102.tar -C $DIR/d102d --xattrs
 	cd $DIR/d102d/$tdir
 	compare_stripe_info1
-
-}
-run_test 102d "star restore stripe info from tarfile,not keep osts ==========="
-
-test_102e() {
-	# b10930: star test for trusted.lov xattr
-	star --xhelp 2>&1 | grep -q nolustre  
-	[ $? -ne 0 ] && skip "lustre-aware star is not installed" && return
-	[ "$OSTCOUNT" -lt "4" ] && skip "skipping 4-stripe test" && return
-	setup_test102
-	mkdir -p $DIR/d102e
-	star -x  -preserve-osts f=$TMP/f102.tar -C $DIR/d102e
-	cd $DIR/d102e/$tdir
-	compare_stripe_info2
 }
-run_test 102e "star restore stripe info from tarfile, keep osts ==========="
+run_test 102d "tar restore stripe info from tarfile,not keep osts ==========="
 
 test_102f() {
-	# b10930: star test for trusted.lov xattr
-	star --xhelp 2>&1 | grep -q nolustre  
-	[ $? -ne 0 ] && skip "lustre-aware star is not installed" && return
-	[ "$OSTCOUNT" -lt "4" ] && skip "skipping 4-stripe test" && return
+	# b10930: tar test for trusted.lov xattr
+	TAR=$(find_lustre_tar)
+	[ -z "$TAR" ] && skip "lustre-aware tar is not installed" && return
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping N-stripe test" && return
 	setup_test102
 	mkdir -p $DIR/d102f
 	cd $DIR
-	star -copy  $tdir $DIR/d102f
+	$TAR cf - --xattrs $tdir | $TAR xf - --xattrs -C $DIR/d102f
 	cd $DIR/d102f/$tdir
 	compare_stripe_info1
 }
-run_test 102f "star copy files, not keep osts ==========="
-
-test_102g() {
-	# b10930: star test for trusted.lov xattr
-	star --xhelp 2>&1 | grep -q nolustre  
-	[ $? -ne 0 ] && skip "lustre-aware star is not installed" && return
-	[ "$OSTCOUNT" -lt "4" ] && skip "skipping 4-stripe test" && return
-	setup_test102
-	mkdir -p $DIR/d102g
-	cd $DIR
-	star -copy -preserve-osts $tdir $DIR/d102g
-	cd $DIR/d102g/$tdir
-	compare_stripe_info2
-	cleanup_test102
-}
-run_test 102g "star copy files, keep osts ==========="
+run_test 102f "tar copy files, not keep osts ==========="
 
 test_102h() { # bug 15777
 	[ -z $(lctl get_param -n mdc.*.connect_flags | grep xattr) ] &&
@@ -3916,9 +4162,34 @@ test_102h() { # bug 15777
 		error "$XBIG different after growing $XSML"
 	fi
 	log "$XBIG still valid after growing $XSML"
+	rm -f $file
 }
 run_test 102h "grow xattr from inside inode to external block"
 
+test_102i() { # bug 17038
+        touch $DIR/$tfile
+        ln -s $DIR/$tfile $DIR/${tfile}link
+        getfattr -n trusted.lov $DIR/$tfile || error "lgetxattr on $DIR/$tfile failed"
+        getfattr -h -n trusted.lov $DIR/${tfile}link 2>&1 | grep -i "no such attr" || error "error for lgetxattr on $DIR/${tfile}link is not ENODATA"
+        rm -f $DIR/$tfile $DIR/${tfile}link
+}
+run_test 102i "lgetxattr test on symbolic link ============"
+
+test_102j() {
+	TAR=$(find_lustre_tar)
+	[ -z "$TAR" ] && skip "lustre-aware tar is not installed" && return
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping N-stripe test" && return
+	setup_test102 "$RUNAS"
+	mkdir -p $DIR/d102j
+	chown $RUNAS_ID $DIR/d102j
+	$RUNAS $TAR xf $TMP/f102.tar -C $DIR/d102j --xattrs
+	cd $DIR/d102j/$tdir
+	compare_stripe_info1 "$RUNAS"
+}
+run_test 102j "non-root tar restore stripe info from tarfile, not keep osts ==="
+
+cleanup_test102
+
 run_acl_subtest()
 {
     $LUSTRE/tests/acl/run $LUSTRE/tests/acl/$1.test
@@ -3984,6 +4255,7 @@ test_104() {
 	lfs df || error "lfs df with deactivated OSC failed"
 	lctl --device %$OSC recover
 	lfs df || error "lfs df with reactivated OSC failed"
+	rm -f $DIR/$tfile
 }
 run_test 104 "lfs df [-ih] [path] test ========================="
 
@@ -3992,10 +4264,11 @@ test_105a() {
         touch $DIR/$tfile
         if [ -n "`mount | grep \"$DIR.*flock\" | grep -v noflock`" ];
         then
-                flocks_test on -f $DIR/$tfile || error "fail flock on"
+                flocks_test 1 on -f $DIR/$tfile || error "fail flock on"
         else
-                flocks_test off -f $DIR/$tfile || error "fail flock off"
+                flocks_test 1 off -f $DIR/$tfile || error "fail flock off"
         fi
+	rm -f $DIR/$tfile
 }
 run_test 105a "flock when mounted without -o flock test ========"
 
@@ -4003,10 +4276,11 @@ test_105b() {
         touch $DIR/$tfile
         if [ -n "`mount | grep \"$DIR.*flock\" | grep -v noflock`" ];
         then
-                flocks_test on -c $DIR/$tfile || error "fail flock on"
+                flocks_test 1 on -c $DIR/$tfile || error "fail flock on"
         else
-                flocks_test off -c $DIR/$tfile || error "fail flock off"
+                flocks_test 1 off -c $DIR/$tfile || error "fail flock off"
         fi
+	rm -f $DIR/$tfile
 }
 run_test 105b "fcntl when mounted without -o flock test ========"
 
@@ -4014,14 +4288,26 @@ test_105c() {
         touch $DIR/$tfile
         if [ -n "`mount | grep \"$DIR.*flock\" | grep -v noflock`" ];
         then
-                flocks_test on -l $DIR/$tfile || error "fail flock on"
+                flocks_test 1 on -l $DIR/$tfile || error "fail flock on"
         else
-                flocks_test off -l $DIR/$tfile || error "fail flock off"
+                flocks_test 1 off -l $DIR/$tfile || error "fail flock off"
         fi
+	rm -f $DIR/$tfile
 }
 run_test 105c "lockf when mounted without -o flock test ========"
 
+test_105d() { # bug 15924
+        mkdir -p $DIR/$tdir
+        [ -z "`mount | grep \"$DIR.*flock\" | grep -v noflock`" ] && \
+                skip "mount w/o flock enabled" && return
+        #define OBD_FAIL_LDLM_CP_CB_WAIT  0x315
+        $LCTL set_param fail_loc=0x80000315
+        flocks_test 2 $DIR/$tdir
+}
+run_test 105d "flock race (should not freeze) ========"
+
 test_106() { #bug 10921
+	mkdir -p $DIR/$tdir
 	$DIR/$tdir && error "exec $DIR/$tdir succeeded"
 	chmod 777 $DIR/$tdir || error "chmod $DIR/$tdir failed"
 }
@@ -4030,14 +4316,19 @@ run_test 106 "attempt exec of dir followed by chown of that dir"
 test_107() {
         CDIR=`pwd`
         cd $DIR
+
+        local file=core
+        rm -f $file
+
+        local save_pattern=$(sysctl -n kernel.core_pattern)
+        local save_uses_pid=$(sysctl -n kernel.core_uses_pid)
+        sysctl -w kernel.core_pattern=$file
+        sysctl -w kernel.core_uses_pid=0
+
         ulimit -c unlimited
         sleep 60 &
         SLEEPPID=$!
 
-        file=`cat /proc/sys/kernel/core_pattern`
-        core_pid=`cat /proc/sys/kernel/core_uses_pid`
-        [ $core_pid -eq 1 ] && file=$file.$SLEEPPID
-        rm -f $file
         sleep 1
 
         kill -s 11 $SLEEPPID
@@ -4049,6 +4340,8 @@ test_107() {
                 error "Fail to create core file $file"
         fi
         rm -f $file
+        sysctl -w kernel.core_pattern=$save_pattern
+        sysctl -w kernel.core_uses_pid=$save_uses_pid
         cd $CDIR
 }
 run_test 107 "Coredump on SIG"
@@ -4061,6 +4354,7 @@ test_110() {
 	touch $DIR/d110/yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy && error ""create with 256 char should fail, but not
 
 	ls -l $DIR/d110
+    rm -fr $DIR/d110
 }
 run_test 110 "filename length checking"
 
@@ -4084,7 +4378,7 @@ test_115() {
 
 	# don't return an error
         [ $OSTIO_post -eq $OSTIO_pre ] && echo \
-	    "FAIL: No addition ll_ost_io threads were created ($OSTIO_pre)" &&\
+	    "WARNING: No new ll_ost_io threads were created ($OSTIO_pre)" &&\
 	    echo "This may be fine, depending on what ran before this test" &&\
 	    echo "and how fast this system is." && return
 
@@ -4107,13 +4401,12 @@ free_min_max () {
 		MINV=${AVAIL[i]}; MINI=$i
 	    fi
 	done
-	echo Min free space: OST $MINI: $MINV 
-	echo Max free space: OST $MAXI: $MAXV 
+	echo Min free space: OST $MINI: $MINV
+	echo Max free space: OST $MAXI: $MAXV
 }
 
 test_116() {
 	[ "$OSTCOUNT" -lt "2" ] && skip "$OSTCOUNT < 2 OSTs" && return
-	remote_mds && skip "remote MDS" && return
 
 	echo -n "Free space priority "
 	lctl get_param -n lov.*-clilov-*.qos_prio_free
@@ -4148,7 +4441,7 @@ test_116() {
 	    echo "ok"
 	else
 	    echo "failed - QOS mode won't be used"
-	    error "QOS imbalance criteria not met"
+	    error_ignore "QOS imbalance criteria not met"
 	    return
 	fi
 
@@ -4173,14 +4466,14 @@ test_116() {
 	free_min_max
 	DIFF2=$(($MAXV - $MINV))
 	echo "free space delta: orig $DIFF final $DIFF2"
-	[ $DIFF2 -gt $DIFF ] && echo "delta got worse!" 
+	[ $DIFF2 -gt $DIFF ] && echo "delta got worse!"
 	DIFF=$(($MINV1 - ${AVAIL[$MINI1]}))
 	echo "Wrote $DIFF to smaller OST $MINI1"
 	DIFF2=$(($MAXV1 - ${AVAIL[$MAXI1]}))
 	echo "Wrote $DIFF2 to larger OST $MAXI1"
 	[ $DIFF -gt 0 ] && echo "Wrote $(($DIFF2 * 100 / $DIFF - 100))% more data to larger OST $MAXI1"
 
-	# Figure out which files were written where 
+	# Figure out which files were written where
 	UUID=$(lctl get_param -n lov.${FSNAME}-clilov-*.target_obd |
                awk '/'$MINI1': / {print $2; exit}')
 	echo $UUID
@@ -4192,7 +4485,9 @@ test_116() {
         MAXC=$($GETSTRIPE --obd $UUID $DIR/$tdir | wc -l)
 	echo "$MAXC files created on larger OST $MAXI1"
 	[ $MINC -gt 0 ] && echo "Wrote $(($MAXC * 100 / $MINC - 100))% more files to larger OST $MAXI1"
-	[ $MAXC -gt $MINC ] || error "stripe QOS didn't balance free space"
+	[ $MAXC -gt $MINC ] || error_ignore "stripe QOS didn't balance free space"
+
+	rm -rf $DIR/$tdir/OST${MINI}
 }
 run_test 116 "stripe QOS: free space balance ==================="
 
@@ -4200,10 +4495,11 @@ test_117() # bug 10891
 {
         dd if=/dev/zero of=$DIR/$tfile bs=1M count=1
         #define OBD_FAIL_OST_SETATTR_CREDITS 0x21e
-        sysctl -w lustre.fail_loc=0x21e
+        lctl set_param fail_loc=0x21e
         > $DIR/$tfile || error "truncate failed"
-        sysctl -w lustre.fail_loc=0
+        lctl set_param fail_loc=0
         echo "Truncate succeeded."
+	rm -f $DIR/$tfile
 }
 run_test 117 "verify fsfilt_extend =========="
 
@@ -4222,7 +4518,7 @@ reset_async() {
 	FILE=$DIR/reset_async
 
 	# Ensure all OSCs are cleared
-	$LSTRIPE $FILE 0 -1 -1
+	$LSTRIPE -c -1 $FILE
         dd if=/dev/zero of=$FILE bs=64k count=$OSTCOUNT
 	sync
         rm $FILE
@@ -4240,12 +4536,13 @@ test_118a() #bug 11710
 		error "Dirty pages not flushed to disk, dirty=$DIRTY, writeback=$WRITEBACK"
 		return 1;
         fi
+	rm -f $DIR/$tfile
 }
 run_test 118a "verify O_SYNC works =========="
 
 test_118b()
 {
-	remote_ost_nodsh && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_async
 
@@ -4281,7 +4578,7 @@ run_test 118b "Reclaim dirty pages on fatal error =========="
 
 test_118c()
 {
-	remote_ost_nodsh && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_async
 
@@ -4325,7 +4622,7 @@ run_test 118c "Fsync blocks on EROFS until dirty pages are flushed =========="
 
 test_118d()
 {
-	remote_ost_nodsh && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
 	reset_async
 
@@ -4366,7 +4663,7 @@ test_118f() {
         reset_async
 
         #define OBD_FAIL_OSC_BRW_PREP_REQ2        0x40a
-        sysctl -w lustre.fail_loc=0x8000040a
+        lctl set_param fail_loc=0x8000040a
 
 	# Should simulate EINVAL error which is fatal
         multiop $DIR/$tfile oO_CREAT:O_RDWR:O_SYNC:w4096c
@@ -4375,8 +4672,8 @@ test_118f() {
 		error "Must return error due to dropped pages, rc=$RC"
 	fi
 	
-        sysctl -w lustre.fail_loc=0x0
-        
+        lctl set_param fail_loc=0x0
+
         LOCKED=$(lctl get_param -n llite.*.dump_page_cache | grep -c locked)
         DIRTY=$(lctl get_param -n llite.*.dump_page_cache | grep -c dirty)
         WRITEBACK=$(lctl get_param -n llite.*.dump_page_cache |
@@ -4398,24 +4695,24 @@ test_118f() {
 run_test 118f "Simulate unrecoverable OSC side error =========="
 
 test_118g() {
-        reset_async
+	reset_async
 
 	#define OBD_FAIL_OSC_BRW_PREP_REQ        0x406
-        sysctl -w lustre.fail_loc=0x406
+	lctl set_param fail_loc=0x406
 
 	# simulate local -ENOMEM
-        multiop $DIR/$tfile oO_CREAT:O_RDWR:O_SYNC:w4096c
-        RC=$?
+	multiop $DIR/$tfile oO_CREAT:O_RDWR:O_SYNC:w4096c
+	RC=$?
 	
-        sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	if [[ $RC -eq 0 ]]; then
 		error "Must return error due to dropped pages, rc=$RC"
 	fi
 
-        LOCKED=$(lctl get_param -n llite.*.dump_page_cache | grep -c locked)
-        DIRTY=$(lctl get_param -n llite.*.dump_page_cache | grep -c dirty)
-        WRITEBACK=$(lctl get_param -n llite.*.dump_page_cache |
-                    grep -c writeback)
+	LOCKED=$(lctl get_param -n llite.*.dump_page_cache | grep -c locked)
+	DIRTY=$(lctl get_param -n llite.*.dump_page_cache | grep -c dirty)
+	WRITEBACK=$(lctl get_param -n llite.*.dump_page_cache |
+			grep -c writeback)
 	if [[ $LOCKED -ne 0 ]]; then
 		error "Locked pages remain in cache, locked=$LOCKED"
 	fi
@@ -4427,13 +4724,13 @@ test_118g() {
 	rm -f $DIR/$tfile
 	echo "No pages locked after fsync"
 
-        reset_async
+	reset_async
 	return 0
 }
 run_test 118g "Don't stay in wait if we got local -ENOMEM  =========="
 
 test_118h() {
-	remote_ost_nodsh && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
         reset_async
 
@@ -4468,7 +4765,7 @@ test_118h() {
 run_test 118h "Verify timeout in handling recoverables errors  =========="
 
 test_118i() {
-	remote_ost_nodsh && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
         reset_async
 
@@ -4506,7 +4803,7 @@ test_118i() {
 run_test 118i "Fix error before timeout in recoverable error  =========="
 
 test_118j() {
-	remote_ost_nodsh && skip "remote OST" && return
+	remote_ost_nodsh && skip "remote OST with nodsh" && return
 
         reset_async
 
@@ -4542,6 +4839,8 @@ run_test 118j "Simulate unrecoverable OST side error =========="
 
 test_118k()
 {
+	remote_ost_nodsh && skip "remote OSTs with nodsh" && return
+
 	#define OBD_FAIL_OST_BRW_WRITE_BULK      0x20e
 	set_nodes_failloc "$(osts_nodes)" 0x20e
 	mkdir -p $DIR/$tdir
@@ -4599,7 +4898,33 @@ test_119c() # bug 13099
 }
 run_test 119c "Testing for direct read hitting hole"
 
-test_120a() {
+test_119d() # bug 15950
+{
+        MAX_RPCS_IN_FLIGHT=`$LCTL get_param -n osc.*OST0000-osc-[^mM]*.max_rpcs_in_flight`
+        $LCTL set_param -n osc.*OST0000-osc-[^mM]*.max_rpcs_in_flight 1
+        BSIZE=1048576
+        $SETSTRIPE $DIR/$tfile -i 0 -c 1 || error "setstripe failed"
+        $DIRECTIO write $DIR/$tfile 0 1 $BSIZE || error "first directio failed"
+        #define OBD_FAIL_OSC_DIO_PAUSE           0x40d
+        lctl set_param fail_loc=0x40d
+        $DIRECTIO write $DIR/$tfile 1 4 $BSIZE &
+        pid_dio=$!
+        sleep 1
+        cat $DIR/$tfile > /dev/null &
+        lctl set_param fail_loc=0
+        pid_reads=$!
+        wait $pid_dio
+        log "the DIO writes have completed, now wait for the reads (should not block very long)"
+        sleep 2
+        [ -n "`ps h -p $pid_reads -o comm`" ] && \
+        error "the read rpcs have not completed in 2s"
+        rm -f $DIR/$tfile
+        $LCTL set_param -n osc.*OST0000-osc-[^mM]*.max_rpcs_in_flight $MAX_RPCS_IN_FLIGHT
+}
+run_test 119d "The DIO path should try to send a new rpc once one is completed"
+
+test_120a() {
+        mkdir -p $DIR/$tdir
         [ -z "`lctl get_param -n mdc.*.connect_flags | grep early_lock_cancel`" ] && \
                skip "no early lock cancel on server" && return 0
         lru_resize_disable mdc
@@ -4619,6 +4944,7 @@ test_120a() {
 run_test 120a "Early Lock Cancel: mkdir test"
 
 test_120b() {
+        mkdir -p $DIR/$tdir
         [ -z "`lctl get_param -n mdc.*.connect_flags | grep early_lock_cancel`" ] && \
                skip "no early lock cancel on server" && return 0
         lru_resize_disable mdc
@@ -4638,6 +4964,7 @@ test_120b() {
 run_test 120b "Early Lock Cancel: create test"
 
 test_120c() {
+        mkdir -p $DIR/$tdir
         [ -z "`lctl get_param -n mdc.*.connect_flags | grep early_lock_cancel`" ] && \
                skip "no early lock cancel on server" && return 0
         lru_resize_disable mdc
@@ -4659,6 +4986,7 @@ test_120c() {
 run_test 120c "Early Lock Cancel: link test"
 
 test_120d() {
+        mkdir -p $DIR/$tdir
         [ -z "`lctl get_param -n mdc.*.connect_flags | grep early_lock_cancel`" ] && \
                skip "no early lock cancel on server" && return 0
         lru_resize_disable mdc
@@ -4679,6 +5007,7 @@ test_120d() {
 run_test 120d "Early Lock Cancel: setattr test"
 
 test_120e() {
+        mkdir -p $DIR/$tdir
         [ -z "`lctl get_param -n mdc.*.connect_flags | grep early_lock_cancel`" ] && \
                skip "no early lock cancel on server" && return 0
         lru_resize_disable mdc
@@ -4707,6 +5036,7 @@ run_test 120e "Early Lock Cancel: unlink test"
 test_120f() {
         [ -z "`lctl get_param -n mdc.*.connect_flags | grep early_lock_cancel`" ] && \
                skip "no early lock cancel on server" && return 0
+        mkdir -p $DIR/$tdir
         lru_resize_disable mdc
         lru_resize_disable osc
         mkdir -p $DIR/$tdir/d1 $DIR/$tdir/d2
@@ -4778,53 +5108,92 @@ test_121() { #bug #10589
 	rm -rf $DIR/$tfile
 	writes=$(LANG=C dd if=/dev/zero of=$DIR/$tfile count=1 2>&1 | awk -F '+' '/out/ {print $1}')
 #define OBD_FAIL_LDLM_CANCEL_RACE        0x310
-	sysctl -w lustre.fail_loc=0x310
+	lctl set_param fail_loc=0x310
 	cancel_lru_locks osc > /dev/null
 	reads=$(LANG=C dd if=$DIR/$tfile of=/dev/null 2>&1 | awk -F '+' '/in/ {print $1}')
-	sysctl -w lustre.fail_loc=0
+	lctl set_param fail_loc=0
 	[ "$reads" -eq "$writes" ] || error "read" $reads "blocks, must be" $writes
 }
 run_test 121 "read cancel race ========="
 
 test_123a() { # was test 123, statahead(bug 11401)
+        SLOWOK=0
         if [ -z "$(grep "processor.*: 1" /proc/cpuinfo)" ]; then
                 log "testing on UP system. Performance may be not as good as expected."
+		SLOWOK=1
         fi
 
-        remount_client $MOUNT
+        rm -rf $DIR/$tdir
         mkdir -p $DIR/$tdir
-        error=0
         NUMFREE=`df -i -P $DIR | tail -n 1 | awk '{ print $4 }'`
         [ $NUMFREE -gt 100000 ] && NUMFREE=100000 || NUMFREE=$((NUMFREE-1000))
         MULT=10
-        for ((i=1, j=0; i<=$NUMFREE; j=$i, i=$((i * MULT)) )); do
+        for ((i=100, j=0; i<=$NUMFREE; j=$i, i=$((i * MULT)) )); do
                 createmany -o $DIR/$tdir/$tfile $j $((i - j))
 
-                lctl get_param -n llite.*.statahead_max | grep '[0-9]'
-                cancel_lru_locks mdc
-                cancel_lru_locks osc
-                stime=`date +%s`
-                ls -l $DIR/$tdir > /dev/null
-                etime=`date +%s`
-                delta_sa=$((etime - stime))
-                log "ls $i files with statahead:    $delta_sa sec"
-		lctl get_param -n llite.*.statahead_stats
-
                 max=`lctl get_param -n llite.*.statahead_max | head -n 1`
                 lctl set_param -n llite.*.statahead_max 0
                 lctl get_param llite.*.statahead_max
                 cancel_lru_locks mdc
                 cancel_lru_locks osc
                 stime=`date +%s`
-                ls -l $DIR/$tdir > /dev/null
+                time ls -l $DIR/$tdir | wc -l
                 etime=`date +%s`
                 delta=$((etime - stime))
                 log "ls $i files without statahead: $delta sec"
-
                 lctl set_param llite.*.statahead_max=$max
-                if [ $delta_sa -gt $(($delta + 2)) ]; then
-                        log "ls $i files is slower with statahead!"
-                        error=1
+
+                swrong=`lctl get_param -n llite.*.statahead_stats | grep "statahead wrong:" | awk '{print $3}'`
+                lctl get_param -n llite.*.statahead_max | grep '[0-9]'
+                cancel_lru_locks mdc
+                cancel_lru_locks osc
+                stime=`date +%s`
+                time ls -l $DIR/$tdir | wc -l
+                etime=`date +%s`
+                delta_sa=$((etime - stime))
+                log "ls $i files with statahead: $delta_sa sec"
+		lctl get_param -n llite.*.statahead_stats
+                ewrong=`lctl get_param -n llite.*.statahead_stats | grep "statahead wrong:" | awk '{print $3}'`
+
+                if [ $swrong -lt $ewrong ]; then
+                        log "statahead was stopped, maybe too many locks held!"
+                fi
+
+                [ $delta -eq 0 ] && continue
+
+                if [ $((delta_sa * 100)) -gt $((delta * 105)) ]; then
+                        if [  $SLOWOK -eq 0 ]; then
+                                error "ls $i files is slower with statahead!"
+
+                                max=`lctl get_param -n llite.*.statahead_max | head -n 1`
+                                lctl set_param -n llite.*.statahead_max 0
+                                lctl get_param llite.*.statahead_max
+                                cancel_lru_locks mdc
+                                cancel_lru_locks osc
+                                $LCTL dk > /dev/null
+                                stime=`date +%s`
+                                time ls -l $DIR/$tdir | wc -l
+                                etime=`date +%s`
+                                $LCTL dk > $TMP/sanity_test_123a_${i}_disable_${etime}.log
+                                delta=$((etime - stime))
+                                log "ls $i files without statahead: $delta sec, dump to $TMP/sanity_test_123a_${i}_disable_${etime}.log"
+                                lctl set_param llite.*.statahead_max=$max
+
+                                lctl get_param -n llite.*.statahead_max | grep '[0-9]'
+                                cancel_lru_locks mdc
+                                cancel_lru_locks osc
+                                $LCTL dk > /dev/null
+                                stime=`date +%s`
+                                time ls -l $DIR/$tdir | wc -l
+                                etime=`date +%s`
+                                $LCTL dk > $TMP/sanity_test_123a_${i}_enable_${etime}.log
+                                delta_sa=$((etime - stime))
+                                log "ls $i files with statahead: $delta_sa sec, dump to $TMP/sanity_test_123a_${i}_enable_${etime}.log"
+		                lctl get_param -n llite.*.statahead_stats
+                        else
+                                log "ls $i files is slower with statahead!"
+                        fi
+                        break
                 fi
 
                 [ $delta -gt 20 ] && break
@@ -4841,10 +5210,6 @@ test_123a() { # was test 123, statahead(bug 11401)
         log "rm -r $DIR/$tdir/: $delta seconds"
         log "rm done"
         lctl get_param -n llite.*.statahead_stats
-        # wait for commitment of removal
-        sleep 2
-        [ $error -ne 0 ] && error "statahead is slow!"
-        return 0
 }
 run_test 123a "verify statahead work"
 
@@ -4856,10 +5221,10 @@ test_123b () { # statahead(bug 15027)
         cancel_lru_locks osc
 
 #define OBD_FAIL_MDC_GETATTR_ENQUEUE     0x803
-        sysctl -w lustre.fail_loc=0x80000803
+        lctl set_param fail_loc=0x80000803
         ls -lR $DIR/$tdir > /dev/null
         log "ls done"
-        sysctl -w lustre.fail_loc=0x0
+        lctl set_param fail_loc=0x0
         lctl get_param -n llite.*.statahead_stats
         rm -r $DIR/$tdir
         sync
@@ -4870,25 +5235,24 @@ run_test 123b "not panic with network error in statahead enqueue (bug 15027)"
 test_124a() {
 	[ -z "`lctl get_param -n mdc.*.connect_flags | grep lru_resize`" ] && \
                skip "no lru resize on server" && return 0
-        NR=2000
+        local NR=2000
         mkdir -p $DIR/$tdir || error "failed to create $DIR/$tdir"
 
-        # use touch to produce $NR new locks
         log "create $NR files at $DIR/$tdir"
-        createmany -o $DIR/$tdir/f $NR || 
-                error "failed to create $NR files in $DIR/$tdir" 
-        
+        createmany -o $DIR/$tdir/f $NR ||
+                error "failed to create $NR files in $DIR/$tdir"
+
         cancel_lru_locks mdc
         ls -l $DIR/$tdir > /dev/null
 
-        NSDIR=""
-        LRU_SIZE=0
+        local NSDIR=""
+        local LRU_SIZE=0
         for VALUE in `lctl get_param ldlm.namespaces.*mdc-*.lru_size`; do
-		PARAM=`echo ${VALUE[0]} | cut -d "=" -f1`
+                local PARAM=`echo ${VALUE[0]} | cut -d "=" -f1`
                 LRU_SIZE=$(lctl get_param -n $PARAM)
                 if [ $LRU_SIZE -gt $(default_lru_size) ]; then
                         NSDIR=$(echo $PARAM | cut -d "." -f1-3)
-                        log "using $(basename $NSDIR) namespace"
+                        log "NS=$(basename $NSDIR)"
                         break
                 fi
         done
@@ -4897,59 +5261,83 @@ test_124a() {
                 skip "Not enough cached locks created!"
                 return 0
         fi
-        log "created $LRU_SIZE lock(s)"
-
-        # we want to sleep 30s to not make test too long
-        SLEEP=30
-        SLEEP_ADD=2
-
-        # we know that lru resize allows one client to hold $LIMIT locks for 10h
-        MAX_HRS=10
-
-        # get the pool limit
-        LIMIT=`lctl get_param -n $NSDIR.pool.limit`
-
-        # calculate lock volume factor taking into account data set size and the
-        # rule that number of locks will be getting smaller durring sleep interval
-        # and we need to additionally enforce LVF to take this into account.
-        # Use $LRU_SIZE_B here to take into account real number of locks created
-        # in the case of CMD, LRU_SIZE_B != $NR in most of cases
-        LVF=$(($MAX_HRS * 60 * 60 * $LIMIT / $SLEEP))
-        LRU_SIZE_B=$LRU_SIZE
-        log "make client drop locks $LVF times faster so that ${SLEEP}s is enough to cancel $LRU_SIZE lock(s)"
-        OLD_LVF=`lctl get_param -n $NSDIR.pool.lock_volume_factor`
+        log "LRU=$LRU_SIZE"
+
+        local SLEEP=30
+
+        # We know that lru resize allows one client to hold $LIMIT locks
+        # for 10h. After that locks begin to be killed by client.
+        local MAX_HRS=10
+        local LIMIT=`lctl get_param -n $NSDIR.pool.limit`
+
+        # Make LVF so higher that sleeping for $SLEEP is enough to _start_
+        # killing locks. Some time was spent for creating locks. This means
+        # that up to the moment of sleep finish we must have killed some of
+        # them (10-100 locks). This depends on how fast ther were created.
+        # Many of them were touched in almost the same moment and thus will
+        # be killed in groups.
+        local LVF=$(($MAX_HRS * 60 * 60 / $SLEEP * $LIMIT / $LRU_SIZE))
+
+        # Use $LRU_SIZE_B here to take into account real number of locks
+        # created in the case of CMD, LRU_SIZE_B != $NR in most of cases
+        local LRU_SIZE_B=$LRU_SIZE
+        log "LVF=$LVF"
+        local OLD_LVF=`lctl get_param -n $NSDIR.pool.lock_volume_factor`
         lctl set_param -n $NSDIR.pool.lock_volume_factor $LVF
-        log "sleep for $((SLEEP+SLEEP_ADD))s"
-        sleep $((SLEEP+SLEEP_ADD))
+        
+        # Let's make sure that we really have some margin. Client checks
+        # cached locks every 10 sec.
+        SLEEP=$((SLEEP+20))
+        log "Sleep ${SLEEP} sec"
+        local SEC=0
+        while ((SEC<$SLEEP)); do
+                echo -n "..."
+                sleep 5
+                SEC=$((SEC+5))
+                LRU_SIZE=`lctl get_param -n $NSDIR/lru_size`
+                echo -n "$LRU_SIZE"
+        done
+        echo ""
         lctl set_param -n $NSDIR.pool.lock_volume_factor $OLD_LVF
-        LRU_SIZE_A=`lctl get_param -n $NSDIR.lru_size`
+        local LRU_SIZE_A=`lctl get_param -n $NSDIR/lru_size`
 
         [ $LRU_SIZE_B -gt $LRU_SIZE_A ] || {
-                error "No locks dropped in "$((SLEEP+SLEEP_ADD))"s. LRU size: $LRU_SIZE_A"
+                error "No locks dropped in ${SLEEP}s. LRU size: $LRU_SIZE_A"
                 unlinkmany $DIR/$tdir/f $NR
                 return
         }
 
-        log "Dropped "$((LRU_SIZE_B-LRU_SIZE_A))" locks in "$((SLEEP+SLEEP_ADD))"s"
+        log "Dropped "$((LRU_SIZE_B-LRU_SIZE_A))" locks in ${SLEEP}s"
         log "unlink $NR files at $DIR/$tdir"
         unlinkmany $DIR/$tdir/f $NR
 }
 run_test 124a "lru resize ======================================="
 
+get_max_pool_limit()
+{
+        local limit=`lctl get_param -n ldlm.namespaces.*-MDT0000-mdc-*.pool.limit`
+        local max=0
+        for l in $limit; do
+                if test $l -gt $max; then
+                        max=$l
+                fi
+        done
+        echo $max
+}
+
 test_124b() {
 	[ -z "`lctl get_param -n mdc.*.connect_flags | grep lru_resize`" ] && \
                skip "no lru resize on server" && return 0
 
-        # even for cmd no matter what metadata namespace to use for getting 
-        # the limit, we use appropriate.
-        LIMIT=`lctl get_param -n ldlm.namespaces.*mdc*.pool.limit`
+        LIMIT=`get_max_pool_limit`
 
         NR=$(($(default_lru_size)*20))
         if [ $NR -gt $LIMIT ]; then
+                log "Limit lock number by $LIMIT locks"
                 NR=$LIMIT
         fi
         lru_resize_disable mdc
-        mkdir -p $DIR/$tdir/disable_lru_resize || 
+        mkdir -p $DIR/$tdir/disable_lru_resize ||
 		error "failed to create $DIR/$tdir/disable_lru_resize"
 
         createmany -o $DIR/$tdir/disable_lru_resize/f $NR
@@ -4973,7 +5361,7 @@ test_124b() {
         unlinkmany $DIR/$tdir/disable_lru_resize/f $NR
 
         lru_resize_enable mdc
-        mkdir -p $DIR/$tdir/enable_lru_resize || 
+        mkdir -p $DIR/$tdir/enable_lru_resize ||
 		error "failed to create $DIR/$tdir/enable_lru_resize"
 
         createmany -o $DIR/$tdir/enable_lru_resize/f $NR
@@ -5019,6 +5407,8 @@ run_test 125 "don't return EPROTO when a dir has a non-default striping and ACLs
 test_126() { # bug 12829/13455
 	[ -z "$(lctl get_param -n llite.*.client_type | grep local)" ] && skip "must run as local client" && return
 	[ "$UID" != 0 ] && echo "skipping $TESTNAME (must run as root)" && return
+	$GSS && skip "must run as gss disabled" && return
+
 	$RUNAS -u 0 -g 1 touch $DIR/$tfile || error "touch failed"
 	gid=`ls -n $DIR/$tfile | awk '{print $4}'`
 	rm -f $DIR/$tfile
@@ -5036,19 +5426,20 @@ test_127() { # bug 15521
 
         $LCTL get_param osc.*0000-osc-*.stats | grep samples > $DIR/${tfile}.tmp
         while read NAME COUNT SAMP UNIT MIN MAX SUM SUMSQ; do
-                eval $NAME=$COUNT
                 echo "got $COUNT $NAME"
-
+                [ ! $MIN ] && error "Missing min value for $NAME proc entry"
+                eval $NAME=$COUNT || error "Wrong proc format"
+		
                 case $NAME in
-                        ost_read|ost_write)
+                        read_bytes|write_bytes)
                         [ $MIN -lt 4096 ] && error "min is too small: $MIN"
                         [ $MIN -gt $FSIZE ] && error "min is too big: $MIN"
                         [ $MAX -lt 4096 ] && error "max is too small: $MAX"
                         [ $MAX -gt $FSIZE ] && error "max is too big: $MAX"
                         [ $SUM -ne $FSIZE ] && error "sum is wrong: $SUM"
-                        [ $SUMSQ -lt $(((FSIZE /4096) * (4096 * 4096))) ] && 
+                        [ $SUMSQ -lt $(((FSIZE /4096) * (4096 * 4096))) ] &&
                                 error "sumsquare is too small: $SUMSQ"
-                        [ $SUMSQ -gt $((FSIZE * FSIZE)) ] && 
+                        [ $SUMSQ -gt $((FSIZE * FSIZE)) ] &&
                                 error "sumsquare is too big: $SUMSQ"
                         ;;
                         *) ;;
@@ -5056,8 +5447,10 @@ test_127() { # bug 15521
         done < $DIR/${tfile}.tmp
 
         #check that we actually got some stats
-        [ "$ost_read" ] || error "no read done"
-        [ "$ost_write" ] || error "no write done"
+        [ "$read_bytes" ] || error "Missing read_bytes stats"
+        [ "$write_bytes" ] || error "Missing write_bytes stats"
+        [ "$read_bytes" != 0 ] || error "no read done"
+        [ "$write_bytes" != 0 ] || error "no write done"
 }
 run_test 127 "verify the client stats are sane"
 
@@ -5074,51 +5467,857 @@ test_128() { # bug 15212
 }
 run_test 128 "interactive lfs for 2 consecutive find's"
 
+set_dir_limits () {
+        local mntdev
+        local node
+
+	local LDPROC=/proc/fs/ldiskfs
+
+        for node in $(mdts_nodes); do
+                devs=$(do_node $node "lctl get_param -n devices" | awk '($3 ~ "mdt" && $4 ~ "MDT") { print $4 }')
+	        for dev in $devs; do
+		        mntdev=$(do_node $node "lctl get_param -n osd.$dev.mntdev")
+		        do_node $node "echo $1 >$LDPROC/\\\$(basename $mntdev)/max_dir_size"
+		done
+	done
+}
 test_129() {
-	[ "$FSTYPE" = "ldiskfs" ] || return 0
-	mkdir $DIR/$tdir
-
-	EFBIG=27
-	ldiskfs_prefix=/proc/fs/ldiskfs
-	proc_file=max_dir_size
-	max_bytes=16385
-
-	echo $max_bytes >$ldiskfs_prefix/$proc_file
-
-	I=0
-	J=0
-	while [ $I -lt $max_bytes ]; do
-		touch $DIR/$tdir/$J
-		J=$((J+1))
-		I=$(stat -c%s "$DIR/$tdir")
+        [ "$FSTYPE" != "ldiskfs" ] && skip "not needed for FSTYPE=$FSTYPE" && return 0
+        remote_mds_nodsh && skip "remote MDS with nodsh" && return
+
+        EFBIG=27
+        MAX=16384
+
+        set_dir_limits $MAX
+
+        mkdir -p $DIR/$tdir
+
+        I=0
+        J=0
+        while [ ! $I -gt $((MAX * MDSCOUNT)) ]; do
+                multiop $DIR/$tdir/$J Oc
+                rc=$?
+                if [ $rc -eq $EFBIG ]; then
+                        set_dir_limits 0
+                        echo "return code $rc received as expected"
+                        return 0
+                elif [ $rc -ne 0 ]; then
+                        set_dir_limits 0
+                        error_exit "return code $rc received instead of expected $EFBIG"
+                fi
+                J=$((J+1))
+                I=$(stat -c%s "$DIR/$tdir")
+        done
+
+        error "exceeded dir size limit $MAX x $MDSCOUNT $((MAX * MDSCOUNT)) : $I bytes"
+        do_facet $SINGLEMDS "echo 0 >$LDPROC"
+}
+run_test 129 "test directory size limit ========================"
+
+OLDIFS="$IFS"
+cleanup_130() {
+	trap 0
+	IFS="$OLDIFS"
+}
+
+test_130a() {
+	filefrag_op=$(filefrag -e 2>&1 | grep "invalid option")
+	[ -n "$filefrag_op" ] && skip "filefrag does not support FIEMAP" && return
+
+	trap cleanup_130 EXIT RETURN
+
+	local fm_file=$DIR/$tfile
+	lfs setstripe -s 65536 -c 1 $fm_file || error "setstripe failed on $fm_file"
+	dd if=/dev/zero of=$fm_file bs=65536 count=1 || error "dd failed for $fm_file"
+
+	filefrag -ves $fm_file || error "filefrag $fm_file failed"
+	filefrag_op=`filefrag -ve $fm_file | grep -A 100 "ext:" | grep -v "ext:" | grep -v "found"`
+
+	lun=`$GETSTRIPE $fm_file  | grep -A 10 obdidx | awk '{print $1}' | grep -v "obdidx"`
+
+	start_blk=`echo $filefrag_op | cut -d: -f2 | cut -d. -f1`
+	IFS=$'\n'
+	tot_len=0
+	for line in $filefrag_op
+	do
+		frag_lun=`echo $line | cut -d: -f5`
+		ext_len=`echo $line | cut -d: -f4`
+		if (( $frag_lun != $lun )); then
+			cleanup_130
+			error "FIEMAP on 1-stripe file($fm_file) failed"
+			return
+		fi
+		(( tot_len += ext_len ))
 	done
 
-	# One more file and we should be over the limit
-	multiop $DIR/$tdir/$J Oc
-	rc=$?
-	if [ $rc -eq 0 ]; then
-		rm -rf $DIR/$tdir
-		error "exceeded dir size limit: $I bytes"
-	elif [ $rc -ne $EFBIG ]; then
-		rm -rf $DIR/$tdir
-		error "return code $rc received instead of expected $EFBIG"
-	else
-		echo "return code $rc received as expected"
+	if (( lun != frag_lun || start_blk != 0 || tot_len != 64 )); then
+		cleanup_130
+		error "FIEMAP on 1-stripe file($fm_file) failed;"
+		return
 	fi
 
-	echo 0 >$ldiskfs_prefix/$proc_file
-	rm -rf $DIR/$tdir
+	cleanup_130
+
+	echo "FIEMAP on single striped file succeeded"
 }
-run_test 129 "test directory size limit ========================"
+run_test 130a "FIEMAP (1-stripe file)"
+
+test_130b() {
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping FIEMAP on 2-stripe file test" && return
+
+	filefrag_op=$(filefrag -e 2>&1 | grep "invalid option")
+	[ -n "$filefrag_op" ] && skip "filefrag does not support FIEMAP" && return
+
+	trap cleanup_130 EXIT RETURN
+
+	local fm_file=$DIR/$tfile
+	lfs setstripe -s 65536 -c 2 $fm_file || error "setstripe failed on $fm_file"
+	dd if=/dev/zero of=$fm_file bs=1M count=2 || error "dd failed on $fm_file"
+
+	filefrag -ves $fm_file || error "filefrag $fm_file failed"
+	filefrag_op=`filefrag -ve $fm_file | grep -A 100 "ext:" | grep -v "ext:" | grep -v "found"`
+
+	last_lun=`echo $filefrag_op | cut -d: -f5`
+
+	IFS=$'\n'
+	tot_len=0
+	num_luns=1
+	for line in $filefrag_op
+	do
+		frag_lun=`echo $line | cut -d: -f5`
+		ext_len=`echo $line | cut -d: -f4`
+		if (( $frag_lun != $last_lun )); then
+			if (( tot_len != 1024 )); then
+				cleanup_130
+				error "FIEMAP on $fm_file failed; returned len $tot_len for OST $last_lun instead of 256"
+				return
+			else
+				(( num_luns += 1 ))
+				tot_len=0
+			fi
+		fi
+		(( tot_len += ext_len ))
+		last_lun=$frag_lun
+	done
+	if (( num_luns != 2 || tot_len != 1024 )); then
+		cleanup_130
+		error "FIEMAP on $fm_file failed; returned wrong number of luns or wrong len for OST $last_lun"
+		return
+	fi
+
+	cleanup_130
+
+	echo "FIEMAP on 2-stripe file succeeded"
+}
+run_test 130b "FIEMAP (2-stripe file)"
+
+test_130c() {
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping FIEMAP on 2-stripe file with hole test" && return
+
+	filefrag_op=$(filefrag -e 2>&1 | grep "invalid option")
+	[ -n "$filefrag_op" ] && skip "filefrag does not support FIEMAP" && return
+
+	trap cleanup_130 EXIT RETURN
+
+	local fm_file=$DIR/$tfile
+	lfs setstripe -s 65536 -c 2 $fm_file || error "setstripe failed on $fm_file"
+	dd if=/dev/zero of=$fm_file seek=1 bs=1M count=1 || error "dd failed on $fm_file"
+
+	filefrag -ves $fm_file || error "filefrag $fm_file failed"
+	filefrag_op=`filefrag -ve $fm_file | grep -A 100 "ext:" | grep -v "ext:" | grep -v "found"`
+
+	last_lun=`echo $filefrag_op | cut -d: -f5`
+
+	IFS=$'\n'
+	tot_len=0
+	num_luns=1
+	for line in $filefrag_op
+	do
+		frag_lun=`echo $line | cut -d: -f5`
+		ext_len=`echo $line | cut -d: -f4`
+		if (( $frag_lun != $last_lun )); then
+			logical=`echo $line | cut -d: -f2 | cut -d. -f1`
+			if (( logical != 512 )); then
+				cleanup_130
+				error "FIEMAP on $fm_file failed; returned logical start for lun $logical instead of 512"
+				return
+			fi
+			if (( tot_len != 512 )); then
+				cleanup_130
+				error "FIEMAP on $fm_file failed; returned len $tot_len for OST $last_lun instead of 1024"
+				return
+			else
+				(( num_luns += 1 ))
+				tot_len=0
+			fi
+		fi
+		(( tot_len += ext_len ))
+		last_lun=$frag_lun
+	done
+	if (( num_luns != 2 || tot_len != 512 )); then
+		cleanup_130
+		error "FIEMAP on $fm_file failed; returned wrong number of luns or wrong len for OST $last_lun"
+		return
+	fi
+
+	cleanup_130
+
+	echo "FIEMAP on 2-stripe file with hole succeeded"
+}
+run_test 130c "FIEMAP (2-stripe file with hole)"
+
+test_130d() {
+	[ "$OSTCOUNT" -lt "3" ] && skip "skipping FIEMAP on N-stripe file test" && return
+
+	filefrag_op=$(filefrag -e 2>&1 | grep "invalid option")
+	[ -n "$filefrag_op" ] && skip "filefrag does not support FIEMAP" && return
+
+	trap cleanup_130 EXIT RETURN
+
+	local fm_file=$DIR/$tfile
+	lfs setstripe -s 65536 -c $OSTCOUNT $fm_file || error "setstripe failed on $fm_file"
+	dd if=/dev/zero of=$fm_file bs=1M count=$OSTCOUNT || error "dd failed on $fm_file"
+
+	filefrag -ves $fm_file || error "filefrag $fm_file failed"
+	filefrag_op=`filefrag -ve $fm_file | grep -A 100 "ext:" | grep -v "ext:" | grep -v "found"`
+
+	last_lun=`echo $filefrag_op | cut -d: -f5`
+
+	IFS=$'\n'
+	tot_len=0
+	num_luns=1
+	for line in $filefrag_op
+	do
+		frag_lun=`echo $line | cut -d: -f5`
+		ext_len=`echo $line | cut -d: -f4`
+		if (( $frag_lun != $last_lun )); then
+			if (( tot_len != 1024 )); then
+				cleanup_130
+				error "FIEMAP on $fm_file failed; returned len $tot_len for OST $last_lun instead of 1024"
+				return
+			else
+				(( num_luns += 1 ))
+				tot_len=0
+			fi
+		fi
+		(( tot_len += ext_len ))
+		last_lun=$frag_lun
+	done
+	if (( num_luns != OSTCOUNT || tot_len != 1024 )); then
+		cleanup_130
+		error "FIEMAP on $fm_file failed; returned wrong number of luns or wrong len for OST $last_lun"
+		return
+	fi
+
+	cleanup_130
+
+	echo "FIEMAP on N-stripe file succeeded"
+}
+run_test 130d "FIEMAP (N-stripe file)"
+
+test_130e() {
+	[ "$OSTCOUNT" -lt "2" ] && skip "skipping continuation FIEMAP test" && return
+
+	filefrag_op=$(filefrag -e 2>&1 | grep "invalid option")
+	[ -n "$filefrag_op" ] && skip "filefrag does not support FIEMAP" && return
+
+	trap cleanup_130 EXIT RETURN
+
+	local fm_file=$DIR/$tfile
+	lfs setstripe -s 65536 -c 2 $fm_file || error "setstripe failed on $fm_file"
+	NUM_BLKS=512
+	EXPECTED_LEN=$(( (NUM_BLKS / 2) * 4 ))
+	for ((i = 0; i < $NUM_BLKS; i++))
+	do
+		dd if=/dev/zero of=$fm_file count=1 bs=4096 seek=$((2*$i)) conv=notrunc > /dev/null 2>&1
+	done
+
+	filefrag -ves $fm_file || error "filefrag $fm_file failed"
+	filefrag_op=`filefrag -ve $fm_file | grep -A 750 "ext:" | grep -v "ext:" | grep -v "found"`
+
+	last_lun=`echo $filefrag_op | cut -d: -f5`
+
+	IFS=$'\n'
+	tot_len=0
+	num_luns=1
+	for line in $filefrag_op
+	do
+		frag_lun=`echo $line | cut -d: -f5`
+		ext_len=`echo $line | cut -d: -f4`
+		if (( $frag_lun != $last_lun )); then
+			if (( tot_len != $EXPECTED_LEN )); then
+				cleanup_130
+				error "FIEMAP on $fm_file failed; returned len $tot_len for OST $last_lun instead of $EXPECTED_LEN"
+				return
+			else
+				(( num_luns += 1 ))
+				tot_len=0
+			fi
+		fi
+		(( tot_len += ext_len ))
+		last_lun=$frag_lun
+	done
+	if (( num_luns != 2 || tot_len != $EXPECTED_LEN )); then
+		cleanup_130
+		error "FIEMAP on $fm_file failed; returned wrong number of luns or wrong len for OST $last_lun"
+		return
+	fi
+
+	cleanup_130
+
+	echo "FIEMAP with continuation calls succeeded"
+}
+run_test 130e "FIEMAP (test continuation FIEMAP calls)"
+
+# Test for writev/readv
+test_131a() {
+	rwv -f $DIR/$tfile -w -n 3 524288 1048576 1572864 || \
+	error "writev test failed"
+	rwv -f $DIR/$tfile -r -v -n 2 1572864 1048576 || \
+	error "readv failed"
+	rm -f $DIR/$tfile
+}
+run_test 131a "test iov's crossing stripe boundary for writev/readv"
+
+test_131b() {
+	rwv -f $DIR/$tfile -w -a -n 3 524288 1048576 1572864 || \
+	error "append writev test failed"
+	rwv -f $DIR/$tfile -w -a -n 2 1572864 1048576 || \
+	error "append writev test failed"
+	rm -f $DIR/$tfile
+}
+run_test 131b "test append writev"
+
+test_131c() {
+	rwv -f $DIR/$tfile -w -d -n 1 1048576 || return 0
+	error "NOT PASS"
+}
+run_test 131c "test read/write on file w/o objects"
+
+test_131d() {
+	rwv -f $DIR/$tfile -w -n 1 1572864
+	NOB=`rwv -f $DIR/$tfile -r -n 3 524288 524288 1048576 | awk '/error/ {print $6}'`
+	if [ "$NOB" != 1572864 ]; then
+		error "Short read filed: read $NOB bytes instead of 1572864"
+	fi
+	rm -f $DIR/$tfile
+}
+run_test 131d "test short read"
+
+test_131e() {
+	rwv -f $DIR/$tfile -w -s 1048576 -n 1 1048576
+	rwv -f $DIR/$tfile -r -z -s 0 -n 1 524288 || \
+	error "read hitting hole failed"
+	rm -f $DIR/$tfile
+}
+run_test 131e "test read hitting hole"
+
+test_140() { #bug-17379
+        mkdir -p $DIR/$tdir || error "Creating dir $DIR/$tdir"
+        cd $DIR/$tdir || error "Changing to $DIR/$tdir"
+        cp /usr/bin/stat . || error "Copying stat to $DIR/$tdir"
+
+        # VFS limits max symlink depth to 5(4KSTACK) or 8
+        local i=0
+        while i=`expr $i + 1`; do
+                mkdir -p $i || error "Creating dir $i"
+                cd $i || error "Changing to $i"
+                ln -s ../stat stat || error "Creating stat symlink"
+                # Read the symlink until ELOOP present,
+                # not LBUGing the system is considered success,
+                # we didn't overrun the stack.
+                $OPENFILE -f O_RDONLY stat >/dev/null 2>&1; ret=$?
+                [ $ret -ne 0 ] && {
+                        if [ $ret -eq 40 ]; then
+                                break  # -ELOOP
+                        else
+                                error "Open stat symlink"
+                                return
+                        fi
+                }
+        done
+        i=`expr $i - 1`
+        echo "The symlink depth = $i"
+        [ $i -eq 4 -o $i -eq 8 ] || error "Invalid symlink depth"
+}
+run_test 140 "Check reasonable stack depth (shouldn't LBUG) ===="
+
+test_150() {
+	local TF="$TMP/$tfile"
+
+        dd if=/dev/urandom of=$TF bs=6096 count=1 || error "dd failed"
+        cp $TF $DIR/$tfile
+        cancel_lru_locks osc
+        cmp $TF $DIR/$tfile || error "$TMP/$tfile $DIR/$tfile differ"
+        remount_client $MOUNT
+        cmp $TF $DIR/$tfile || error "$TF $DIR/$tfile differ (remount)"
+
+        $TRUNCATE $TF 6000
+        $TRUNCATE $DIR/$tfile 6000
+        cancel_lru_locks osc
+        cmp $TF $DIR/$tfile || error "$TF $DIR/$tfile differ (truncate1)"
+
+        echo "12345" >>$TF
+        echo "12345" >>$DIR/$tfile
+        cancel_lru_locks osc
+        cmp $TF $DIR/$tfile || error "$TF $DIR/$tfile differ (append1)"
+
+        echo "12345" >>$TF
+        echo "12345" >>$DIR/$tfile
+        cancel_lru_locks osc
+        cmp $TF $DIR/$tfile || error "$TF $DIR/$tfile differ (append2)"
+
+        rm -f $TF
+        true
+}
+run_test 150 "truncate/append tests"
+
+function roc_access() {
+	ACCNUM=`$LCTL get_param -n obdfilter.*.stats | \
+		grep 'cache_access'| awk '{print $2}' | \
+		awk '{sum=sum+$3} END{print sum}'`
+	echo $ACCNUM
+}
+
+function roc_hit() {
+	ACCNUM=`$LCTL get_param -n obdfilter.*.stats | \
+		grep 'cache_hit'|awk '{print $2}' | \
+		awk '{sum=sum+$1} END{print sum}'`
+	echo $ACCNUM
+}
+
+test_151() {
+	local CPAGES=3
+
+	# check whether obdfilter is cache capable at all
+	if ! $LCTL get_param -n obdfilter.*.read_cache_enable; then
+		echo "not cache-capable obdfilter"
+		return 0
+	fi
+
+	# check cache is enabled on all obdfilters
+	if $LCTL get_param -n obdfilter.*.read_cache_enable | grep 0 >&/dev/null; then
+		echo "oss cache is disabled"
+		return 0
+	fi
+
+	$LCTL set_param -n obdfilter.*.writethrough_cache_enable 1
+
+	# pages should be in the case right after write
+	dd if=/dev/urandom of=$DIR/$tfile bs=4k count=$CPAGES || error "dd failed"
+	local BEFORE=`roc_hit`
+	cancel_lru_locks osc
+	cat $DIR/$tfile >/dev/null
+	local AFTER=`roc_hit`
+	if ! let "AFTER - BEFORE == CPAGES"; then
+		error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
+	fi
+
+	# the following read invalidates the cache
+	cancel_lru_locks osc
+	$LCTL set_param -n obdfilter.*.read_cache_enable 0
+	cat $DIR/$tfile >/dev/null
+
+	# now data shouldn't be found in the cache
+	BEFORE=`roc_hit`
+	cancel_lru_locks osc
+	cat $DIR/$tfile >/dev/null
+	AFTER=`roc_hit`
+	if let "AFTER - BEFORE != 0"; then
+		error "IN CACHE: before: $BEFORE, after: $AFTER"
+	fi
+
+	$LCTL set_param -n obdfilter.*.read_cache_enable 1
+	rm -f $DIR/$tfile
+}
+run_test 151 "test cache on oss and controls ==============================="
+
+test_152() {
+        local TF="$TMP/$tfile"
+
+	# simulate ENOMEM during write
+#define OBD_FAIL_OST_NOMEM     	0x226
+        lctl set_param fail_loc=0x80000226
+        dd if=/dev/urandom of=$TF bs=6096 count=1 || error "dd failed"
+        cp $TF $DIR/$tfile
+        sync || error "sync failed"
+        lctl set_param fail_loc=0
+	
+        # discard client's cache
+        cancel_lru_locks osc
+
+        # simulate ENOMEM during read
+        lctl set_param fail_loc=0x80000226
+        cmp $TF $DIR/$tfile || error "cmp failed"
+        lctl set_param fail_loc=0
 
-TMPDIR=$OLDTMPDIR
-TMP=$OLDTMP
-HOME=$OLDHOME
+	rm -f $TF
+}
+run_test 152 "test read/write with enomem ============================"
+
+test_153() {
+        multiop $DIR/$tfile Ow4096Ycu || error "multiop failed"
+}
+run_test 153 "test if fdatasync does not crash ======================="
+
+err17935 () {
+    if [ $MDSCOUNT -gt 1 ]; then
+	error_ignore 17935 $*
+    else
+	error $*
+    fi
+}
+
+test_154() {
+	cp /etc/hosts $DIR/$tfile
+
+	fid=`$LFS path2fid $DIR/$tfile`
+	rc=$?
+	[ $rc -ne 0 ] && error "error: could not get fid for $DIR/$tfile."
+
+	diff $DIR/$tfile $DIR/.lustre/fid/$fid || error "open by fid failed: did not find expected data in file."
+
+	echo "Opening a file by FID succeeded"
+}
+run_test 154 "Opening a file by FID"
+
+#Changelogs
+test_160() {
+    remote_mds && skip "remote MDS" && return
+    lctl set_param -n mdd.*.changelog on
+    $LFS changelog_clear $FSNAME 0
+
+    # change something
+    mkdir -p $DIR/$tdir/pics/2008/zachy
+    touch $DIR/$tdir/pics/2008/zachy/timestamp
+    cp /etc/hosts $DIR/$tdir/pics/2008/zachy/pic1.jpg
+    mv $DIR/$tdir/pics/2008/zachy $DIR/$tdir/pics/zach
+    ln $DIR/$tdir/pics/zach/pic1.jpg $DIR/$tdir/pics/2008/portland.jpg
+    ln -s $DIR/$tdir/pics/2008/portland.jpg $DIR/$tdir/pics/desktop.jpg
+    rm $DIR/$tdir/pics/desktop.jpg
+
+    # verify contents
+    $LFS changelog $FSNAME
+    # check target fid
+    fidc=$($LFS changelog $FSNAME | grep timestamp | grep "CREAT" | tail -1 | \
+	awk '{print $5}')
+    fidf=$($LFS path2fid $DIR/$tdir/pics/zach/timestamp)
+    [ "$fidc" == "t=$fidf" ] || \
+	err17935 "fid in changelog $fidc != file fid $fidf"
+    # check parent fid
+    fidc=$($LFS changelog $FSNAME | grep timestamp | grep "CREAT" | tail -1 | \
+	awk '{print $6}')
+    fidf=$($LFS path2fid $DIR/$tdir/pics/zach)
+    [ "$fidc" == "p=$fidf" ] || \
+	err17935 "pfid in changelog $fidc != dir fid $fidf" 
+
+    # verify purge
+    FIRST_REC=$($LFS changelog $FSNAME | head -1 | awk '{print $1}')
+    $LFS changelog_clear $FSNAME $(($FIRST_REC + 5)) 
+    PURGE_REC=$($LFS changelog $FSNAME | head -1 | awk '{print $1}')
+    [ $PURGE_REC == $(($FIRST_REC + 6)) ] || \
+     err17935 "first rec after purge should be $(($FIRST_REC + 6)); is $PURGE_REC"
+    # purge all
+    $LFS changelog_clear $FSNAME 0
+    lctl set_param -n mdd.*.changelog off
+}
+run_test 160 "changelog sanity"
+
+test_161() {
+    # need local MDT for fid2path
+    remote_mds && skip "remote MDS" && return
+
+    mkdir -p $DIR/$tdir
+    cp /etc/hosts $DIR/$tdir/$tfile
+    mkdir $DIR/$tdir/foo1
+    mkdir $DIR/$tdir/foo2
+    ln $DIR/$tdir/$tfile $DIR/$tdir/foo1/sofia
+    ln $DIR/$tdir/$tfile $DIR/$tdir/foo2/zachary
+    ln $DIR/$tdir/$tfile $DIR/$tdir/foo1/luna
+    ln $DIR/$tdir/$tfile $DIR/$tdir/foo2/thor
+    local FID=$($LFS path2fid $DIR/$tdir/$tfile)
+    if [ "$($LFS fid2path ${mds1_svc} $FID | wc -l)" != "5" ]; then
+	$LFS fid2path ${mds1_svc} $FID
+	err17935 "bad link ea"
+    fi
+    # middle
+    rm $DIR/$tdir/foo2/zachary
+    # last
+    rm $DIR/$tdir/foo2/thor
+    # first
+    rm $DIR/$tdir/$tfile
+    # rename
+    mv $DIR/$tdir/foo1/sofia $DIR/$tdir/foo2/maggie
+    if [ "$($LFS fid2path ${mds1_svc} --link 1 $FID)" != "/$tdir/foo2/maggie" ]
+	then
+	$LFS fid2path ${mds1_svc} $FID
+	err17935 "bad link rename"
+    fi
+    rm $DIR/$tdir/foo2/maggie
+
+    # overflow the EA
+    local longname=filename_avg_len_is_thirty_two_
+    createmany -l$DIR/$tdir/foo1/luna $DIR/$tdir/foo2/$longname 1000 || \
+	error "failed to hardlink many files"
+    links=$($LFS fid2path ${mds1_svc} $FID | wc -l)
+    echo -n "${links}/1000 links in link EA"
+    [ ${links} -gt 60 ] || err17935 "expected at least 60 links in link EA"
+    unlinkmany $DIR/$tdir/foo2/$longname 1000 || \
+	error "failed to unlink many hardlinks" 
+}
+run_test 161 "link ea sanity"
+
+check_path() {
+    local expected=$1
+    shift
+    local fid=$2
+
+    local path=$(${LFS} fid2path $*)
+    RC=$?
+
+    if [ $RC -ne 0 ]; then
+      	err17935 "path looked up of $expected failed. Error $RC"
+ 	return $RC
+    elif [ "${path}" != "${expected}" ]; then
+      	err17935 "path looked up \"${path}\" instead of \"${expected}\""
+ 	return 2
+    fi
+    echo "fid $fid resolves to path $path"
+}
+
+test_162() {
+    # need local MDT for fid2path
+    remote_mds && skip "remote MDS" && return
+
+    # Make changes to filesystem
+    mkdir -p $DIR/$tdir/d2
+    touch $DIR/$tdir/d2/$tfile
+    touch $DIR/$tdir/d2/x1
+    touch $DIR/$tdir/d2/x2
+    mkdir -p $DIR/$tdir/d2/a/b/c
+    mkdir -p $DIR/$tdir/d2/p/q/r
+    fid=$($LFS path2fid $DIR/$tdir/d2/$tfile)
+    check_path "/$tdir/d2/$tfile" ${mds1_svc} $fid --link 0
+    ln $DIR/$tdir/d2/$tfile $DIR/$tdir/d2/p/q/r/hlink
+    mv $DIR/$tdir/d2/$tfile $DIR/$tdir/d2/a/b/c/new_file
+    fid=$($LFS path2fid $DIR/$tdir/d2/a/b/c/new_file)
+    check_path "/$tdir/d2/a/b/c/new_file" ${mds1_svc} $fid --link 1
+    check_path "/$tdir/d2/p/q/r/hlink" ${mds1_svc} $fid --link 0
+    # check that there are 2 links, and that --rec doesnt break anything
+    ${LFS} fid2path ${mds1_svc} $fid --rec 20 | wc -l | grep -q 2 || \
+	err17935 "expected 2 links" 
+
+    rm $DIR/$tdir/d2/p/q/r/hlink
+    check_path "/$tdir/d2/a/b/c/new_file" ${mds1_svc} $fid --link 0
+    # Doesnt work with CMD yet: 17935 
+    return 0
+}
+run_test 162 "path lookup sanity"
+
+test_170() {
+        $LCTL debug_daemon start $TMP/${tfile}_log_good
+        touch $DIR/$tfile
+        $LCTL debug_daemon stop
+        sed -e "s/^...../a/g" $TMP/${tfile}_log_good > $TMP/${tfile}_log_bad ||
+               error "sed failed to read log_good"
+
+        $LCTL debug_daemon start $TMP/${tfile}_log_good
+        rm -rf $DIR/$tfile
+        $LCTL debug_daemon stop
+
+        $LCTL df $TMP/${tfile}_log_bad 2&> $TMP/${tfile}_log_bad.out ||
+               error "lctl df log_bad failed"
+
+        local bad_line=$(tail -n 1 $TMP/${tfile}_log_bad.out | awk '{print $9}')
+        local good_line1=$(tail -n 1 $TMP/${tfile}_log_bad.out | awk '{print $5}')
+
+        $LCTL df $TMP/${tfile}_log_good 2&>$TMP/${tfile}_log_good.out 
+        local good_line2=$(tail -n 1 $TMP/${tfile}_log_good.out | awk '{print $5}')
+
+	[ "$bad_line" ] && [ "$good_line1" ] && [ "$good_line2" ] || 
+		error "bad_line good_line1 good_line2 are empty"
+ 
+        cat $TMP/${tfile}_log_good >> $TMP/${tfile}_logs_corrupt
+        cat $TMP/${tfile}_log_bad >> $TMP/${tfile}_logs_corrupt 
+        cat $TMP/${tfile}_log_good >> $TMP/${tfile}_logs_corrupt           
+
+        $LCTL df $TMP/${tfile}_logs_corrupt 2&> $TMP/${tfile}_log_bad.out
+        local bad_line_new=$(tail -n 1 $TMP/${tfile}_log_bad.out | awk '{print $9}')
+        local good_line_new=$(tail -n 1 $TMP/${tfile}_log_bad.out | awk '{print $5}')
+
+	[ "$bad_line_new" ] && [ "$good_line_new" ] || 
+		error "bad_line_new good_line_new are empty"
+ 
+        local expected_good=$((good_line1 + good_line2*2))
+
+        rm -rf $TMP/${tfile}*
+        if [ $bad_line -ne $bad_line_new ]; then
+                error "expected $bad_line bad lines, but got $bad_line_new"
+                return 1 
+        fi
+
+        if [ $expected_good -ne $good_line_new ]; then
+                error "expected $expected_good good lines, but got $good_line_new"
+                return 2 
+        fi
+        true
+}
+run_test 170 "test lctl df to handle corrupted log ====================="
+
+# OST pools tests
+POOL=${POOL:-cea1}
+TGT_COUNT=$OSTCOUNT
+TGTPOOL_FIRST=1
+TGTPOOL_MAX=$(($TGT_COUNT - 1))
+TGTPOOL_STEP=2
+TGTPOOL_LIST=`seq $TGTPOOL_FIRST $TGTPOOL_STEP $TGTPOOL_MAX`
+POOL_ROOT=${POOL_ROOT:-$DIR/d200.pools}
+POOL_DIR=$POOL_ROOT/dir_tst
+POOL_FILE=$POOL_ROOT/file_tst
+
+check_file_in_pool()
+{
+	file=$1
+	res=$($GETSTRIPE $file | grep 0x | cut -f2)
+	for i in $res
+	do
+		found=$(echo :$TGTPOOL_LIST: | tr " " ":"  | grep :$i:)
+		if [[ "$found" == "" ]]
+		then
+			echo "pool list: $TGTPOOL_LIST"
+			echo "striping: $res"
+			error "$file not allocated in $POOL"
+			return 1
+		fi
+	done
+	return 0
+}
+
+test_200a() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	do_facet mgs $LCTL pool_new $FSNAME.$POOL
+        # get param should return err until pool is created
+        wait_update $HOSTNAME "lctl get_param -n lov.$FSNAME-*.pools.$POOL 2>/dev/null || echo foo" "" || error "Pool creation of $POOL failed"
+}
+run_test 200a "Create new pool =========================================="
+
+test_200b() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	TGT=$(for i in `seq $TGTPOOL_FIRST $TGTPOOL_STEP $TGTPOOL_MAX`; do printf "$FSNAME-OST%04x_UUID " $i; done)
+	do_facet mgs $LCTL pool_add $FSNAME.$POOL \
+		$FSNAME-OST[$TGTPOOL_FIRST-$TGTPOOL_MAX/$TGTPOOL_STEP]
+	wait_update $HOSTNAME "lctl get_param -n lov.$FSNAME-*.pools.$POOL | sort -u | tr '\n' ' ' " "$TGT" || error "Add to pool failed"
+}
+run_test 200b "Add targets to a pool ===================================="
+
+test_200c() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	mkdir -p $POOL_DIR
+	$SETSTRIPE -c 2 -p $POOL $POOL_DIR
+	[ $? = 0 ] || error "Cannot set pool $POOL to $POOL_DIR"
+}
+run_test 200c "Set pool on a directory ================================="
+
+test_200d() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	res=$($GETSTRIPE $POOL_DIR | grep pool: | cut -f8 -d " ")
+	[ "$res" = $POOL ] || error "Pool on $POOL_DIR is not $POOL"
+}
+run_test 200d "Check pool on a directory ==============================="
+
+test_200e() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	failed=0
+	for i in $(seq -w 1 $(($TGT_COUNT * 3)))
+	do
+		file=$POOL_DIR/file-$i
+		touch $file
+		check_file_in_pool $file
+		if [[ $? != 0 ]]
+		then
+			failed=$(($failed + 1))
+		fi
+	done
+	[ "$failed" = 0 ] || error "$failed files not allocated in $POOL"
+}
+run_test 200e "Check files allocation from directory pool =============="
+
+test_200f() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	mkdir -p $POOL_FILE
+	failed=0
+	for i in $(seq -w 1 $(($TGT_COUNT * 3)))
+	do
+		file=$POOL_FILE/spoo-$i
+		$SETSTRIPE -p $POOL $file
+		check_file_in_pool $file
+		if [[ $? != 0 ]]
+		then
+			failed=$(($failed + 1))
+		fi
+	done
+	[ "$failed" = 0 ] || error "$failed files not allocated in $POOL"
+}
+run_test 200f "Create files in a pool ==================================="
+
+test_200g() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	TGT=$($LCTL get_param -n lov.$FSNAME-*.pools.$POOL | head -1)
+	do_facet mgs $LCTL pool_remove $FSNAME.$POOL $TGT
+	wait_update $HOSTNAME "lctl get_param -n lov.$FSNAME-*.pools.$POOL | grep $TGT" "" || error "$TGT not removed from $FSNAME.$POOL"
+}
+run_test 200g "Remove a target from a pool ============================="
+
+test_200h() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	for TGT in $($LCTL get_param -n lov.$FSNAME-*.pools.$POOL | sort -u)
+	do
+		do_facet mgs $LCTL pool_remove $FSNAME.$POOL $TGT
+ 	done
+	wait_update $HOSTNAME "lctl get_param -n lov.$FSNAME-*.pools.$POOL" ""\
+	    || error "Pool $FSNAME.$POOL cannot be drained"
+}
+run_test 200h "Remove all targets from a pool =========================="
+
+test_200i() {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return
+	do_facet mgs $LCTL pool_destroy $FSNAME.$POOL
+	# get param should return err once pool is gone
+	wait_update $HOSTNAME "lctl get_param -n lov.$FSNAME-*.pools.$POOL 2>/dev/null || echo foo" "foo" && return 0
+	error "Pool $FSNAME.$POOL is not destroyed"
+}
+run_test 200i "Remove a pool ============================================"
+
+test_212() {
+	size=`date +%s`
+	size=$((size % 8192 + 1))
+	dd if=/dev/urandom of=$DIR/f212 bs=1k count=$size
+	sendfile $DIR/f212 $DIR/f212.xyz || error "sendfile wrong"
+	rm -f $DIR/f212 $DIR/f212.xyz
+}
+run_test 212 "Sendfile test ============================================"
+
+#
+# tests that do cleanup/setup should be run at the end
+#
+
+test_900() {
+        local ls
+        #define OBD_FAIL_MGC_PAUSE_PROCESS_LOG   0x903
+        $LCTL set_param fail_loc=0x903
+        # cancel_lru_locks mgc - does not work due to lctl set_param syntax
+        for ls in /proc/fs/lustre/ldlm/namespaces/MGC*/lru_size; do
+                echo "clear" > $ls
+        done
+        FAIL_ON_ERROR=true cleanup
+        FAIL_ON_ERROR=true setup
+}
+run_test 900 "umount should not race with any mgc requeue thread"
 
 log "cleanup: ======================================================"
 check_and_cleanup_lustre
 if [ "$I_MOUNTED" != "yes" ]; then
-	sysctl -w lnet.debug="$OLDDEBUG" 2> /dev/null || true
+	lctl set_param debug="$OLDDEBUG" 2> /dev/null || true
 fi
 
 echo '=========================== finished ==============================='