LU-3326 tests: limit the disk space used by run_*.sh

[fs/lustre-release.git] / lustre / tests / run_dd.sh

diff --git a/lustre/tests/run_dd.sh b/lustre/tests/run_dd.sh
index da11efa..8e1cfdd 100755 (executable)
--- a/lustre/tests/run_dd.sh
+++ b/lustre/tests/run_dd.sh
@@ -17,7 +17,7 @@ set -x
 
 . $(dirname $0)/functions.sh
 
 
 . $(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
 
 
 trap signaled TERM
 


@@ -35,8 +35,8 @@ while [ ! -e "$END_RUN_FILE" ] && $CONTINUE; do
        # suppress dd xfer stat to workaround buggy coreutils/gettext
        # combination in RHEL5 and OEL5, see BZ 21264
        FREE_SPACE=$($LFS df $TESTDIR|awk '/filesystem summary:/ {print $5}')
        # suppress dd xfer stat to workaround buggy coreutils/gettext
        # combination in RHEL5 and OEL5, see BZ 21264
        FREE_SPACE=$($LFS df $TESTDIR|awk '/filesystem summary:/ {print $5}')

-       BLKS=$((FREE_SPACE * 9 / 40))
-       echoerr "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 &
 
        dd bs=4k count=$BLKS status=noxfer if=/dev/zero of=$TESTDIR/dd-file \
                                                                1>$LOG &