build_test_filter
-[[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.10.56) ]] ||
- { skip "Need MDS version at least 2.10.56"; exit 0; }
+[[ "$MDS1_VERSION" -ge $(version_code 2.10.56) ]] ||
+ skip "Need MDS version at least 2.10.56"
[ $UID -eq 0 -a $RUNAS_ID -eq 0 ] &&
error "\$RUNAS_ID set to 0, but \$UID is also 0!"
verify_comp_attr_with_parent pool $tf $comp_id
}
+verify_flr_state()
+{
+ local tf=$1
+ local expected_state=$2
+
+ local state=$($LFS getstripe -v $tf | awk '/lcm_flags/{ print $2 }')
+ [ $expected_state = $state ] ||
+ error "expected: $expected_state, actual $state"
+}
+
# command line test cases
test_0a() {
local td=$DIR/$tdir
verify_comp_attr stripe-count $tf ${ids[5]} $OSTCOUNT
verify_comp_attr_with_parent pool $tf ${ids[5]}
+ if [ $MDS1_VERSION -ge $(version_code 2.12.55) ]; then
+ # LU-11022 - remove mirror by pool name
+ local=cnt cnt=$($LFS getstripe $tf | grep archive | wc -l)
+ [ "$cnt" != "1" ] && error "unexpected mirror count $cnt"
+ $LFS mirror delete --pool archive $tf || error "delete mirror"
+ cnt=$($LFS getstripe $tf | grep archive | wc -l)
+ [ "$cnt" != "0" ] && error "mirror count after removal: $cnt"
+ fi
+
# destroy OST pool
destroy_test_pools
}
error "error setting flag prefer"
verify_comp_attr lcme_flags $tf 0x20003 prefer
+
+ $LFS setstripe --comp-set -I 0x20003 --comp-flags=^prefer $tf ||
+ error "error clearing prefer flag from component 0x20003"
+
+ # MDS disallows setting stale flag on the last non-stale mirror
+ [[ "$MDS1_VERSION" -ge $(version_code 2.12.57) ]] || return 0
+
+ cp /etc/hosts $tf || error "error writing file '$tf'"
+
+ verify_comp_attr lcme_flags $tf 0x10002 prefer
+ verify_comp_attr lcme_flags $tf 0x20003 stale
+ verify_comp_attr lcme_flags $tf 0x30004 stale
+
+ ! $LFS setstripe --comp-set -I 0x10002 --comp-flags=^prefer,stale $tf \
+ > /dev/null 2>&1 ||
+ error "setting stale flag on component 0x10002 should fail"
+
+ $LFS mirror resync $tf || error "error resync-ing file '$tf'"
+
+ $LFS setstripe --comp-set -I 0x10001 --comp-flags=stale $tf ||
+ error "error setting stale flag on component 0x10001"
+ $LFS setstripe --comp-set -I 0x20003 --comp-flags=stale $tf ||
+ error "error setting stale flag on component 0x20003"
+
+ ! $LFS setstripe --comp-set -I 0x30004 --comp-flags=stale $tf \
+ > /dev/null 2>&1 ||
+ error "setting stale flag on component 0x30004 should fail"
+
+ $LFS mirror resync $tf || error "error resync-ing file '$tf'"
}
run_test 0h "set, clear and test flags for FLR files"
}
run_test 32 "data should be mirrored to newly created mirror"
-test_33() {
+test_33a() {
[[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
rm -f $DIR/$tfile $DIR/$tfile-2
start_osts 2
}
-run_test 33 "read can choose available mirror to read"
+run_test 33a "read can choose available mirror to read"
+
+test_33b() {
+ [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
+
+ rm -f $DIR/$tfile
+
+ stack_trap "rm -f $DIR/$tfile" EXIT
+
+ # create a file with two mirrors on OST0000 and OST0001
+ $LFS setstripe -N -Eeof -o0 -N -Eeof -o1 $DIR/$tfile
+
+ # make sure that $tfile has two mirrors
+ [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
+ { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
+
+ # write 50M
+ dd if=/dev/urandom of=$DIR/$tfile bs=2M count=25 ||
+ error "write failed for $DIR/$tfile"
+ $LFS mirror resync $DIR/$tfile || error "resync failed for $DIR/$tfile"
+ verify_flr_state $DIR/$tfile "ro"
+ drop_client_cache
+
+ ls -l $DIR/$tfile
+
+ # read file - all OSTs are available
+ echo "reading file (data can be provided by any ost)... "
+ local t1=$SECONDS
+ time cat $DIR/$tfile > /dev/null || error "read all"
+ local t2=$SECONDS
+ ra=$((t2 - t1))
+
+ # read file again with ost1 {OST0000} failed
+ stop_osts 1
+ drop_client_cache
+ echo "reading file (data should be provided by ost2)..."
+ t1=$SECONDS
+ time cat $DIR/$tfile > /dev/null || error "read ost2"
+ t2=$SECONDS
+ r1=$((t2 - t1))
+
+ # remount ost1
+ start_osts 1
+
+ # read file again with ost2 {OST0001} failed
+ stop_osts 2
+ drop_client_cache
+
+ echo "reading file (data should be provided by ost1)..."
+ t1=$SECONDS
+ time cat $DIR/$tfile > /dev/null || error "read ost1"
+ t2=$SECONDS
+ r2=$((t2 - t1))
+
+ # remount ost2
+ start_osts 2
+
+ [ $((r1 * 100)) -gt $((ra * 105)) -a $r1 -gt $((ra + 2)) ] &&
+ error "read mirror too slow without ost1, from $ra to $r1"
+ [ $((r2 * 100)) -gt $((ra * 105)) -a $r2 -gt $((ra + 2)) ] &&
+ error "read mirror too slow without ost2, from $ra to $r2"
+
+ wait_osc_import_ready client ost2
+}
+run_test 33b "avoid reading from unhealthy mirror"
+
+test_33c() {
+ [[ $OSTCOUNT -lt 3 ]] && skip "need >= 3 OSTs" && return
+
+ rm -f $DIR/$tfile
+
+ stack_trap "rm -f $DIR/$tfile" EXIT
+
+ # create a file with two mirrors
+ # mirror1: {OST0000, OST0001}
+ # mirror2: {OST0001, OST0002}
+ $LFS setstripe -N -Eeof -c2 -o0,1 -N -Eeof -c2 -o1,2 $DIR/$tfile
+
+ # make sure that $tfile has two mirrors
+ [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
+ { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
+
+ # write 50M
+ dd if=/dev/urandom of=$DIR/$tfile bs=2M count=25 ||
+ error "write failed for $DIR/$tfile"
+ $LFS mirror resync $DIR/$tfile || error "resync failed for $DIR/$tfile"
+ verify_flr_state $DIR/$tfile "ro"
+ drop_client_cache
+
+ ls -l $DIR/$tfile
+
+ # read file - all OSTs are available
+ echo "reading file (data can be provided by any ost)... "
+ time cat $DIR/$tfile > /dev/null || error "read all"
+
+ # read file again with ost2 (OST0001) failed
+ stop_osts 2
+ drop_client_cache
+
+ echo "reading file (data should be provided by ost1 and ost3)..."
+ time cat $DIR/$tfile > /dev/null || error "read ost1 & ost3"
+
+ # remount ost2
+ start_osts 2
+
+ wait_osc_import_ready client ost2
+}
+run_test 33c "keep reading among unhealthy mirrors"
test_34a() {
[[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
}
run_test 37 "mirror I/O API verification"
-verify_flr_state()
-{
- local tf=$1
- local expected_state=$2
-
- local state=$($LFS getstripe -v $tf | awk '/lcm_flags/{ print $2 }')
- [ $expected_state = $state ] ||
- error "expected: $expected_state, actual $state"
-}
-
test_38() {
local tf=$DIR/$tfile
local ref=$DIR/${tfile}-ref
verify_flr_state $tf "wp"
+ # disallow destroying the last non-stale mirror
+ ! $LFS mirror delete --mirror-id 1 $tf > /dev/null 2>&1 ||
+ error "destroying mirror 1 should fail"
+
# synchronize all mirrors of the file
$LFS mirror resync $tf || error "mirror resync $tf failed"
verify_mirror_count $tf 2
verify_mirror_count $tf.mirror~2 1
+ $LFS setstripe --comp-set -I 0x30008 --comp-flags=stale $tf ||
+ error "setting stale flag on component 0x30008 failed"
+
+ # disallow destroying the last non-stale mirror
+ ! $LFS mirror split --mirror-id 4 -d $tf > /dev/null 2>&1 ||
+ error "destroying mirror 4 should fail"
+
+ $LFS mirror resync $tf || error "resynchronizing $tf failed"
+
$LFS mirror split --mirror-id 3 -d $tf ||
- error "split and delte mirror 3 failed"
+ error "destroying mirror 3 failed"
verify_mirror_count $tf 1
# verify splitted file contains the same content as the orig file does
#create 2 mirrors
$LFS mirror create -N2 -c1 $tf || error "create FLR file $tf"
#delete first mirror
- $LFS mirror split --mirror-id=1 -d $tf || error "delete first mirror"
+ $LFS mirror delete --mirror-id=1 $tf || error "delete first mirror"
$LFS getstripe $tf
local old_id=$($LFS getstripe --mirror-id=2 -I $tf)
# Simple test of FLR + self-extending layout, SEL in non-primary mirror
test_204a() {
- [ $(lustre_version_code $SINGLEMDS) -lt $(version_code $SEL_VER) ] &&
+ [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
skip "skipped for lustre < $SEL_VER"
local comp_file=$DIR/$tdir/$tfile
# Simple test of FLR + self-extending layout, SEL in primary mirror
test_204b() {
- [ $(lustre_version_code $SINGLEMDS) -lt $(version_code $SEL_VER) ] &&
+ [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
skip "skipped for lustre < $SEL_VER"
local comp_file=$DIR/$tdir/$tfile
# FLR + SEL failed extension & component removal
# extension space in second mirror
test_204c() {
- [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
- [ $(lustre_version_code $SINGLEMDS) -lt $(version_code $SEL_VER) ] &&
+ [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
+ [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
skip "skipped for lustre < $SEL_VER"
local comp_file=$DIR/$tdir/$tfile
# Successful repeated component in primary mirror
test_204d() {
- [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
- [ $(lustre_version_code $SINGLEMDS) -lt $(version_code $SEL_VER) ] &&
- skip "skipped for lustre < $SEL_VERSION"
+ [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
+ [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
+ skip "skipped for lustre < $SEL_VER"
local comp_file=$DIR/$tdir/$tfile
local found=""
# Successful repeated component, SEL in non-primary mirror
test_204e() {
- [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
- [ $(lustre_version_code $SINGLEMDS) -lt $(version_code $SEL_VER) ] &&
- skip "skipped for lustre < $SEL_VERSION"
+ [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
+ [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
+ skip "skipped for lustre < $SEL_VER"
local comp_file=$DIR/$tdir/$tfile
local found=""
# FLR + SEL: failed repeated component, SEL in non-primary mirror
test_204f() {
- [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
- [ $(lustre_version_code $SINGLEMDS) -lt $(version_code $SEL_VER) ] &&
- skip "skipped for lustre < $SEL_VERSION"
+ [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
+ [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
+ skip "skipped for lustre < $SEL_VER"
local comp_file=$DIR/$tdir/$tfile
local found=""