+test_30()
+{
+ local output
+ local LIMIT=1024
+ local TESTFILE="$DIR/$tdir/$tfile"
+ local GRACE=10
+
+ set_blk_tunesz 512
+ set_blk_unitsz 1024
+
+ mkdir -p $DIR/$tdir
+ chmod 0777 $DIR/$tdir
+
+ $LFS setstripe $TESTFILE -i 0 -c 1
+ chown $TSTUSR.$TSTUSR $TESTFILE
+
+ $LFS setquota -t -u --block-grace $GRACE --inode-grace $MAX_IQ_TIME $DIR
+ $LFS setquota -u $TSTUSR -b $LIMIT -B 0 -i 0 -I 0 $DIR
+ $RUNAS dd if=/dev/zero of=$TESTFILE bs=1024 count=$((LIMIT * 2)) || true
+ cancel_lru_locks osc
+ sleep $GRACE
+ $LFS setquota -u $TSTUSR -B 0 $DIR
+ # over-quota flag has not yet settled since we do not trigger async events
+ # based on grace time period expiration
+ $SHOW_QUOTA_USER
+ $RUNAS dd if=/dev/zero of=$TESTFILE conv=notrunc oflag=append bs=1048576 count=1 || true
+ cancel_lru_locks osc
+ # now over-quota flag should be settled and further writes should fail
+ $SHOW_QUOTA_USER
+ $RUNAS dd if=/dev/zero of=$TESTFILE conv=notrunc oflag=append bs=1048576 count=1 && error "grace times were reset"
+ rm -f $TESTFILE
+ resetquota -u $TSTUSR
+ $LFS setquota -t -u --block-grace $MAX_DQ_TIME --inode-grace $MAX_IQ_TIME $DIR
+
+ set_blk_unitsz $((128 * 1024))
+ set_blk_tunesz $((128 * 1024 / 2))
+}
+run_test_with_stat 30 "hard limit updates should not reset grace times ================"
+
+# test duplicate quota releases b=18630
+test_31() {
+ mkdir -p $DIR/$tdir
+ chmod 0777 $DIR/$tdir
+
+ LIMIT=$(( $BUNIT_SZ * $(($OSTCOUNT + 1)) * 10)) # 10 bunits each sever
+ TESTFILE="$DIR/$tdir/$tfile-0"
+ TESTFILE2="$DIR/$tdir/$tfile-1"
+
+ wait_delete_completed
+
+ log " User quota (limit: $LIMIT kbytes)"
+ $LFS setquota -u $TSTUSR -b 0 -B $LIMIT -i 0 -I 0 $DIR
+
+ $LFS setstripe $TESTFILE -i 0 -c 1
+ chown $TSTUSR.$TSTUSR $TESTFILE
+ $LFS setstripe $TESTFILE2 -i 0 -c 1
+ chown $TSTUSR.$TSTUSR $TESTFILE2
+
+ log " step1: write out of block quota ..."
+ $RUNAS dd if=/dev/zero of=$TESTFILE bs=$BLK_SZ count=5120
+ $RUNAS dd if=/dev/zero of=$TESTFILE2 bs=$BLK_SZ count=5120
+
+ #define OBD_FAIL_QUOTA_DELAY_SD 0xA04
+ #define OBD_FAIL_SOME 0x10000000 /* fail N times */
+ lustre_fail ost $((0x00000A04 | 0x10000000)) 1
+
+ log " step2: delete two files so that triggering duplicate quota release ..."
+ rm -f $TESTFILE $TESTFILE2
+ sync; sleep 5; sync # OBD_FAIL_QUOTA_DELAY_SD will delay for 5 seconds
+ wait_delete_completed
+
+ log " step3: verify if the ost failed"
+ do_facet ost1 dmesg > $TMP/lustre-log-${TESTNAME}.log
+ watchdog=`awk '/test 31/ {start = 1;}
+ /release quota error/ {
+ if (start) {
+ print;
+ }
+ }' $TMP/lustre-log-${TESTNAME}.log`
+ [ "$watchdog" ] && error "$watchdog"
+ rm -f $TMP/lustre-log-${TESTNAME}.log
+
+ lustre_fail ost 0
+ resetquota -u $TSTUSR
+}
+run_test_with_stat 31 "test duplicate quota releases ==="
+
+# check hash_cur_bits
+check_quota_hash_cur_bits() {
+ local bits=$1
+
+ # check quota_hash_cur_bits on all obdfilters
+ for num in `seq $OSTCOUNT`; do
+ cb=`do_facet ost$num "cat /sys/module/lquota/parameters/hash_lqs_cur_bits"`
+ if [ $cb -gt $bits ]; then
+ echo "hash_lqs_cur_bits of ost$num is too large(cur_bits=$cb)"
+ return 1;
+ fi
+ done
+ # check quota_hash_cur_bits on mds
+ cb=`do_facet $SINGLEMDS "cat /sys/module/lquota/parameters/hash_lqs_cur_bits"`
+ if [ $cb -gt $bits ]; then
+ echo "hash_lqs_cur_bits of mds is too large(cur_bits=$cb)"
+ return 1;
+ fi
+ return 0;
+}
+
+# check lqs hash
+check_lqs_hash() {
+ # check distribution of all obdfilters
+ for num in `seq $OSTCOUNT`; do
+ do_facet ost$num "lctl get_param obdfilter.${FSNAME}-OST*.hash_stats | grep LQS_HASH" | while read line; do
+ rehash_count=`echo $line | awk '{print $9}'`
+ if [ $rehash_count -eq 0 ]; then
+ echo -e "ost$num:\n $line"
+ error "Rehearsh didn't happen"
+ fi
+ done
+ done
+ # check distribution of mds
+ do_facet $SINGLEMDS "lctl get_param mdt.${FSNAME}-MDT*.hash_stats | grep LQS_HASH" | while read line; do
+ rehash_count=`echo $line | awk '{print $9}'`
+ if [ $rehash_count -eq 0 ]; then
+ echo -e "mdt:\n $line"
+ error "Rehearsh didn't happen"
+ fi
+ done
+}
+
+test_32()
+{
+ # reset system so that quota_hash_cur_bits==3
+ echo "Reset system ..."
+ local LMR_orig=$LOAD_MODULES_REMOTE
+ LOAD_MODULES_REMOTE=true
+ cleanup_and_setup_lustre
+ LOAD_MODULES_REMOTE=$LMR_orig
+
+ client_up
+ wait_mds_ost_sync
+ quota_init
+
+ for user in $SANITY_QUOTA_USERS; do
+ check_runas_id_ret $user quota_usr "runas -u $user -g quota_usr" >/dev/null 2>/dev/null || \
+ missing_users="$missing_users $user"
+ done
+ [ -n "$missing_users" ] && { skip_env "the following users are missing: $missing_users" ; return 0 ; }
+ check_quota_hash_cur_bits 3 || { skip_env "hash_lqs_cur_bits isn't set properly"; return 0;}
+
+ $LFS quotaoff -ug $DIR
+ $LFS quotacheck -ug $DIR
+
+ for user in $SANITY_QUOTA_USERS; do
+ $LFS setquota -u $user --block-hardlimit 1048576 $DIR
+ done
+
+ check_lqs_hash
+
+ for user in $SANITY_QUOTA_USERS; do
+ resetquota -u $user
+ done
+}
+run_test 32 "check lqs hash(bug 21846) =========================================="
+