#!/bin/bash
set -e
-#set -vx
-LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
+LUSTRE=${LUSTRE:-$(dirname $0)/..}
. $LUSTRE/tests/test-framework.sh
+init_test_env $@
-export PATH=`dirname $0`/../utils:$PATH
-LFS=${LFS:-lfs}
-LCTL=${LCTL:-lctl}
MOUNT=${MOUNT:-$1}
MOUNT=${MOUNT:-/mnt/lustre}
OOS=$MOUNT/oosfile
-TMP=${TMP:-/tmp}
LOG=$TMP/$(basename $0 .sh).log
SUCCESS=1
sync; sleep 1; sync # to ensure we get up-to-date statfs info
-#$LCTL set_param -n debug=-1
-#$LCTL set_param -n subsystem_debug=0x40a8
-
-#$LCTL clear
-#$LCTL debug_daemon start /r/tmp/debug 1024
-
-STRIPECOUNT=`$LCTL get_param -n lov.*.activeobd | head -n 1`
-ORIGFREE=`$LCTL get_param -n llite.*.kbytesavail | head -n 1`
+STRIPECOUNT=$($LCTL get_param -n lov.*.activeobd | head -n 1)
+ORIGFREE=$($LCTL get_param -n llite.*.kbytesavail | head -n 1)
MAXFREE=${MAXFREE:-$((400000 * $STRIPECOUNT))}
echo STRIPECOUNT=$STRIPECOUNT ORIGFREE=$ORIGFREE MAXFREE=$MAXFREE
if [ $ORIGFREE -gt $MAXFREE ]; then
[ -f $LOG ] && error "log file wasn't removed?"
echo BEFORE dd started
-for OSC in `$LCTL get_param -N osc.*-osc-*.kbytesavail | cut -d"." -f1-2`; do
- AVAIL=`$LCTL get_param -n $OSC.kbytesavail`
- GRANT=$((`$LCTL get_param -n $OSC.cur_grant_bytes` / 1024))
- echo -n "$(echo $OSC | cut -d"." -f2) avl=$AVAIL grnt=$GRANT diff=$(($AVAIL - $GRANT))"
- echo " "
-done
+oos_full || true
# make sure we stripe over all OSTs to avoid OOS on only a subset of OSTs
$LFS setstripe $OOS -c $STRIPECOUNT
-if dd if=/dev/zero of=$OOS count=$(($ORIGFREE + 100)) bs=1k 2> $LOG; then
+# add 20% of margin since the metadata overhead estimated in bavail might be
+# too aggressive and we might be able to write more than reported initially
+# by statfs.
+echo dd size $((ORIGFREE * 120 / 100))kB
+if dd if=/dev/zero of=$OOS count=$((ORIGFREE * 120 / 100)) bs=1k 2> $LOG; then
echo "ERROR: dd did not fail"
SUCCESS=0
fi
sync; sleep 1 ; sync
echo AFTER dd
-for OSC in `$LCTL get_param -N osc.*-osc-*.kbytesavail | cut -d"." -f1-2`; do
- AVAIL=`$LCTL get_param -n $OSC.kbytesavail`
- GRANT=$((`$LCTL get_param -n $OSC.cur_grant_bytes` / 1024))
- echo -n "$(echo $OSC | cut -d"." -f2) avl=$AVAIL grnt=$GRANT diff=$(($AVAIL - $GRANT))"
- [ $(($AVAIL - $GRANT)) -lt 400 ] && OSCFULL=full && echo -n " FULL"
- echo " "
-done
-
-if [ -z "$OSCFULL" ]; then
+if ! oos_full; then
echo "no OSTs are close to full"
- $LCTL get_param "osc.*-osc-*.kbytesavail"
- $LCTL get_param "osc.*-osc-*.cur*"
SUCCESS=0
fi
#$LCTL debug_daemon stop
-echo LOG file
-cat $LOG
+[ $SUCCESS != 0 ] && echo LOG file && sed "s/^/LOG: /" $LOG
rm -f $OOS
-sync; sleep 1; sync
sync; sleep 3; sync
+wait_delete_completed 300
+
if [ $SUCCESS -eq 1 ]; then
echo "Success!"
rm -f $LOG