}
run_test 271c "DoM: IO lock at open saves enqueue RPCs"
+test_276() {
+ remote_ost_nodsh && skip "remote OST with nodsh" && return
+ local pid
+
+ do_facet ost1 "(while true; do \
+ $LCTL get_param obdfilter.*.filesfree > /dev/null 2>&1; \
+ done) & pid=\\\$!; echo \\\$pid > $TMP/sanity_276_pid" &
+ pid=$!
+
+ for LOOP in $(seq 20); do
+ stop ost1
+ start ost1 $(ostdevname 1) $OST_MOUNT_OPTS
+ done
+ kill -9 $pid
+ do_facet ost1 "pid=\\\$(cat $TMP/sanity_276_pid); kill -9 \\\$pid; \
+ rm $TMP/sanity_276_pid"
+}
+run_test 276 "Race between mount and obd_statfs"
+
cleanup_test_300() {
trap 0
umask $SAVE_UMASK
}
run_test 804 "verify agent entry for remote entry"
+cleanup_805() {
+ do_facet $SINGLEMDS zfs set quota=$old $fsset
+ unlinkmany $DIR/$tdir/f- 1000000
+ trap 0
+}
+
+test_805() {
+ local zfs_version=$(do_node $SINGLEMDS cat /sys/module/zfs/version)
+ [ "$(facet_fstype mds1)" != "zfs" ] &&
+ skip "ZFS specific test" && return
+ [ $(version_code $zfs_version) -lt $(version_code 0.7.2) ] &&
+ skip "netfree not implemented before 0.7" && return
+ [[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.10.57) ]] ||
+ { skip "Need MDS version at least 2.10.57" && return 0; }
+
+ local fsset
+ local freekb
+ local usedkb
+ local old
+ local quota
+ local pref="osd-zfs.lustre-MDT0000."
+
+ # limit available space on MDS dataset to meet nospace issue
+ # quickly. then ZFS 0.7.2 can use reserved space if asked
+ # properly (using netfree flag in osd_declare_destroy()
+ fsset=$(do_facet $SINGLEMDS lctl get_param -n $pref.mntdev)
+ old=$(do_facet $SINGLEMDS zfs get -H quota $fsset | \
+ gawk '{print $3}')
+ freekb=$(do_facet $SINGLEMDS lctl get_param -n $pref.kbytesfree)
+ usedkb=$(do_facet $SINGLEMDS lctl get_param -n $pref.kbytestotal)
+ let "usedkb=usedkb-freekb"
+ let "freekb=freekb/2"
+ if let "freekb > 5000"; then
+ let "freekb=5000"
+ fi
+ do_facet $SINGLEMDS zfs set quota=$(((usedkb+freekb)*1024)) $fsset
+ trap cleanup_805 EXIT
+ mkdir $DIR/$tdir
+ $LFS setstripe -E 1M -L mdt $DIR/$tdir || error "DoM not working"
+ createmany -m $DIR/$tdir/f- 1000000 && error "ENOSPC wasn't met"
+ rm -rf $DIR/$tdir || error "not able to remove"
+ do_facet $SINGLEMDS zfs set quota=$old $fsset
+ trap 0
+}
+run_test 805 "ZFS can remove from full fs"
+
#
# tests that do cleanup/setup should be run at the end
#