# Get MMP update interval (in seconds) from the Lustre server target.
get_mmp_update_interval() {
- local facet=$1
- local device=$2
- local interval
+ local facet=$1
+ local device=$2
+ local interval
- interval=$(do_facet $facet "$DEBUGFS -c -R dump_mmp $device 2>/dev/null \
- | grep 'MMP Update Interval' | cut -d' ' -f4")
- [ -z "$interval" ] && interval=1
+ interval=$(do_facet $facet \
+ "$DEBUGFS -c -R dump_mmp $device 2>/dev/null" |
+ awk 'tolower($0) ~ /update.interval/ { print $NF }')
+ [ -z "$interval" ] && interval=5
- echo $interval
+ echo $interval
}
# Get MMP check interval (in seconds) from the Lustre server target.
get_mmp_check_interval() {
- local facet=$1
- local device=$2
- local interval
+ local facet=$1
+ local device=$2
+ local interval
+
+ interval=$(do_facet $facet \
+ "$DEBUGFS -c -R dump_mmp $device 2>/dev/null" |
+ awk 'tolower($0) ~ /check.interval/ { print $NF }')
+ [ -z "$interval" ] && interval=5
+
+ echo $interval
+}
- interval=$(do_facet $facet "$DEBUGFS -c -R dump_mmp $device 2>/dev/null \
- | grep 'MMP Check Interval' | cut -d' ' -f4")
- [ -z "$interval" ] && interval=5
+# Adjust the MMP update interval (in seconds) on the Lustre server target.
+# Specifying an interval of 0 means to use the default interval.
+set_mmp_update_interval() {
+ local facet=$1
+ local device=$2
+ local interval=${3:-0}
- echo $interval
+ do_facet $facet "$TUNE2FS -E mmp_update_interval=$interval $device"
+ return ${PIPESTATUS[0]}
}
# Enable the MMP feature on the Lustre server targets.
return 0
}
-# Mount the shared target on the failover server after some interval it's
+# Mount the shared target on the failover server after some interval it's
# mounted on the primary server.
mount_after_interval_sub() {
local interval=$1
return ${PIPESTATUS[0]}
return 1
elif [ $second_mount_rc -ne 0 -a $first_mount_rc -ne 0 ]; then
- error_noexit "failed to mount on the failover pair $facet,$failover_facet"
+ error_noexit "mount failure on failover pair $facet,$failover_facet"
return $first_mount_rc
fi
return 0
}
-# Mount the shared target on the failover server
+# Mount the shared target on the failover server
# during unmounting it on the primary server.
mount_during_unmount() {
local device=$1
return 0
}
-# Mount the shared target on the failover server
+# Mount the shared target on the failover server
# after clean unmounting it on the primary server.
mount_after_unmount() {
local device=$1
start $facet $device $mnt_opts || return ${PIPESTATUS[0]}
log "Unmounting $device on $facet..."
- stop $facet || return ${PIPESTATUS[0]}
+ stop $facet || return ${PIPESTATUS[0]}
log "Mounting $device on $failover_facet..."
start $failover_facet $device $mnt_opts || return ${PIPESTATUS[0]}
# Run e2fsck on the Lustre server target.
run_e2fsck() {
- local facet=$1
- shift
- local device=$1
- shift
- local opts="$@"
-
- log "Running e2fsck on the device $device on $facet..."
- do_facet $facet "$E2FSCK $opts $device"
- return ${PIPESTATUS[0]}
+ local facet=$1
+ shift
+ local device=$1
+ shift
+ local opts="$@"
+
+ echo "Running e2fsck on the device $device on $facet..."
+ do_facet $facet "$E2FSCK $opts $device"
+ return ${PIPESTATUS[0]}
}
# Check whether there are failover pairs for MDS and OSS servers.
# Test 8 - mount during e2fsck (should never succeed).
test_8() {
- local e2fsck_pid
+ local e2fsck_pid
+ local saved_interval
+ local new_interval
+
+ # After writing a new sequence number into the MMP block, e2fsck will
+ # sleep at least (2 * new_interval + 1) seconds before it goes into
+ # e2fsck passes.
+ new_interval=30
+
+ # MDT
+ saved_interval=$(get_mmp_update_interval $MMP_MDS $MMP_MDSDEV)
+ set_mmp_update_interval $MMP_MDS $MMP_MDSDEV $new_interval
+
+ run_e2fsck $MMP_MDS $MMP_MDSDEV "-fy" &
+ e2fsck_pid=$!
+ sleep 5
+
+ if start $MMP_MDS_FAILOVER $MMP_MDSDEV $MDS_MOUNT_OPTS; then
+ error_noexit \
+ "mount $MMP_MDSDEV on $MMP_MDS_FAILOVER should fail"
+ stop $MMP_MDS_FAILOVER || return ${PIPESTATUS[0]}
+ set_mmp_update_interval $MMP_MDS $MMP_MDSDEV $saved_interval
+ return 1
+ fi
- run_e2fsck $MMP_MDS $MMP_MDSDEV "-fy" &
- e2fsck_pid=$!
- sleep 1
+ wait $e2fsck_pid
+ set_mmp_update_interval $MMP_MDS $MMP_MDSDEV $saved_interval
- log "Mounting $MMP_MDSDEV on $MMP_MDS_FAILOVER..."
- if start $MMP_MDS_FAILOVER $MMP_MDSDEV $MDS_MOUNT_OPTS; then
- error_noexit "mount $MMP_MDSDEV on $MMP_MDS_FAILOVER should fail"
- stop $MMP_MDS_FAILOVER || return ${PIPESTATUS[0]}
- return 1
- fi
+ # OST
+ echo
+ saved_interval=$(get_mmp_update_interval $MMP_OSS $MMP_OSTDEV)
+ set_mmp_update_interval $MMP_OSS $MMP_OSTDEV $new_interval
- wait $e2fsck_pid
+ run_e2fsck $MMP_OSS $MMP_OSTDEV "-fy" &
+ e2fsck_pid=$!
+ sleep 5
- echo
- run_e2fsck $MMP_OSS $MMP_OSTDEV "-fy" &
- e2fsck_pid=$!
- sleep 1
-
- log "Mounting $MMP_OSTDEV on $MMP_OSS_FAILOVER..."
- if start $MMP_OSS_FAILOVER $MMP_OSTDEV $OST_MOUNT_OPTS; then
- error_noexit "mount $MMP_OSTDEV on $MMP_OSS_FAILOVER should fail"
- stop $MMP_OSS_FAILOVER || return ${PIPESTATUS[0]}
- return 2
- fi
+ if start $MMP_OSS_FAILOVER $MMP_OSTDEV $OST_MOUNT_OPTS; then
+ error_noexit \
+ "mount $MMP_OSTDEV on $MMP_OSS_FAILOVER should fail"
+ stop $MMP_OSS_FAILOVER || return ${PIPESTATUS[0]}
+ set_mmp_update_interval $MMP_OSS $MMP_OSTDEV $saved_interval
+ return 2
+ fi
- wait $e2fsck_pid
- return 0
+ wait $e2fsck_pid
+ set_mmp_update_interval $MMP_OSS $MMP_OSTDEV $saved_interval
+ return 0
}
run_test 8 "mount during e2fsck"
stop_services primary || return ${PIPESTATUS[0]}
mark_mmp_block $MMP_MDS $MMP_MDSDEV || return ${PIPESTATUS[0]}
-
+
log "Mounting $MMP_MDSDEV on $MMP_MDS..."
if start $MMP_MDS $MMP_MDSDEV $MDS_MOUNT_OPTS; then
error_noexit "mount $MMP_MDSDEV on $MMP_MDS should fail"
mmp_fini
FAIL_ON_ERROR=$SAVED_FAIL_ON_ERROR
-complete $(basename $0) $SECONDS
+complete $SECONDS
$MMP_RESTORE_MOUNT && setupall
exit_status