X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Ftests%2Frun_dd.sh;h=65624164f59dc6b3305b7206d4631f2a3477fd4e;hb=c5998808871bc4254635c05f6c343e8f46b5cc95;hp=6106bb00fa92b0c111fffbcfdda68f4df887c002;hpb=b0f08a4e902411a8fbdb660e5b32c5821ca7159f;p=fs%2Flustre-release.git

diff --git a/lustre/tests/run_dd.sh b/lustre/tests/run_dd.sh
index 6106bb0..6562416 100755
--- a/lustre/tests/run_dd.sh
+++ b/lustre/tests/run_dd.sh
@@ -17,7 +17,7 @@ set -x
 
 . $(dirname $0)/functions.sh
 
-assert_env MOUNT END_RUN_FILE LOAD_PID_FILE LFS
+assert_env MOUNT END_RUN_FILE LOAD_PID_FILE LFS CLIENT_COUNT
 
 trap signaled TERM
 
@@ -32,11 +32,13 @@ while [ ! -e "$END_RUN_FILE" ] && $CONTINUE; do
 	mkdir -p $TESTDIR
 	$LFS setstripe -c -1 $TESTDIR
 	cd $TESTDIR
+	sync
+
 	# suppress dd xfer stat to workaround buggy coreutils/gettext
 	# combination in RHEL5 and OEL5, see BZ 21264
 	FREE_SPACE=$($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 $BLKS"
+	BLKS=$((FREE_SPACE * 9 / 40 / CLIENT_COUNT))
+	echoerr "Total 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 &