X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Frun_dd.sh;h=6106bb00fa92b0c111fffbcfdda68f4df887c002;hp=d50150e7b7ed1d5353cbbf54c0ef9dadad304d67;hb=b0f08a4e902411a8fbdb660e5b32c5821ca7159f;hpb=abf2237387d0d94ed623c64e1a44962242203aea

diff --git a/lustre/tests/run_dd.sh b/lustre/tests/run_dd.sh
index d50150e..6106bb0 100755
--- a/lustre/tests/run_dd.sh
+++ b/lustre/tests/run_dd.sh
@@ -1,20 +1,23 @@
 #!/bin/bash
-set -x
 
 TMP=${TMP:-/tmp}
 
-TESTSUITELOG=${TESTSUITELOG:-$TMP/recovery-mds-scale}
-LOG=${TESTSUITELOG}_$(basename $0)-$(hostname)
-DEBUGLOG=${LOG}.debug
+TESTLOG_PREFIX=${TESTLOG_PREFIX:-$TMP/recovery-mds-scale}
+TESTNAME=${TESTNAME:-""}
+[ -n "$TESTNAME" ] && TESTLOG_PREFIX=$TESTLOG_PREFIX.$TESTNAME
+
+LOG=$TESTLOG_PREFIX.$(basename $0 .sh)_stdout.$(hostname -s).log
+DEBUGLOG=$(echo $LOG | sed 's/\(.*\)stdout/\1debug/')
 
 mkdir -p ${LOG%/*}
 
 rm -f $LOG $DEBUGLOG
 exec 2>$DEBUGLOG
+set -x
 
 . $(dirname $0)/functions.sh
 
-assert_env MOUNT END_RUN_FILE LOAD_PID_FILE
+assert_env MOUNT END_RUN_FILE LOAD_PID_FILE LFS
 
 trap signaled TERM
 
@@ -25,28 +28,36 @@ TESTDIR=$MOUNT/d0.dd-$(hostname)
 
 CONTINUE=true
 while [ ! -e "$END_RUN_FILE" ] && $CONTINUE; do
-    echoerr "$(date +'%F %H:%M:%S'): dd run starting"
-    mkdir -p $TESTDIR
-    cd $TESTDIR
-    dd bs=4k count=1000000 if=/dev/zero of=$TESTDIR/dd-file 1>$LOG &
-    load_pid=$!
-    wait $load_pid
-
-    if [ $? -eq 0 ]; then
-	echoerr "$(date +'%F %H:%M:%S'): dd succeeded"
-	cd $TMP
-	rm -rf $TESTDIR
-	echoerr "$(date +'%F %H:%M:%S'): dd run finished"
-    else
-	echoerr "$(date +'%F %H:%M:%S'): dd failed"
-	if [ -z "$ERRORS_OK" ]; then
-	    echo $(hostname) >> $END_RUN_FILE
-	fi
-	if [ $BREAK_ON_ERROR ]; then
-	    # break
-            CONTINUE=false
+	echoerr "$(date +'%F %H:%M:%S'): dd run starting"
+	mkdir -p $TESTDIR
+	$LFS setstripe -c -1 $TESTDIR
+	cd $TESTDIR
+	# suppress dd xfer stat to workaround buggy coreutils/gettext
+	# combination in RHEL5 and OEL5, see BZ 21264
+	FREE_SPACE=$($LFS df $TESTDIR|awk '/filesystem summary:/ {print $5}')
+	BLKS=$((FREE_SPACE * 9 / 40))
+	echo "Free disk space is $FREE_SPACE, 4k blocks to dd is $BLKS"
+
+	dd bs=4k count=$BLKS status=noxfer if=/dev/zero of=$TESTDIR/dd-file \
+								1>$LOG &
+	load_pid=$!
+	wait $load_pid
+
+	if [ $? -eq 0 ]; then
+		echoerr "$(date +'%F %H:%M:%S'): dd succeeded"
+		cd $TMP
+		rm -rf $TESTDIR
+		echoerr "$(date +'%F %H:%M:%S'): dd run finished"
+	else
+		echoerr "$(date +'%F %H:%M:%S'): dd failed"
+        	if [ -z "$ERRORS_OK" ]; then
+			echo $(hostname) >> $END_RUN_FILE
+		fi
+		if [ $BREAK_ON_ERROR ]; then
+			# break
+			CONTINUE=false
+		fi
 	fi
-    fi
 done
 
 echoerr "$(date +'%F %H:%M:%S'): dd run exiting"