declare ha_status_file_prefix=$ha_tmp_dir/status
declare -a ha_status_files
declare ha_machine_file=$ha_tmp_dir/machine_file
+declare ha_lfsck_log=$ha_tmp_dir/lfsck.log
+declare ha_lfsck_lock=$ha_tmp_dir/lfsck.lock
+declare ha_lfsck_stop=$ha_tmp_dir/lfsck.stop
+declare ha_lfsck_bg=${LFSCK_BG:-false}
+declare ha_lfsck_after=${LFSCK_AFTER:-false}
+declare ha_lfsck_node=${LFSCK_NODE:-""}
+declare ha_lfsck_device=${LFSCK_DEV:-""}
+declare ha_lfsck_types=${LFSCK_TYPES:-"namespace layout"}
+declare ha_lfsck_custom_params=${LFSCK_CUSTOM_PARAMS:-""}
+declare ha_lfsck_wait=${LFSCK_WAIT:-1200}
+declare ha_lfsck_fail_on_repaired=${LFSCK_FAIL_ON_REPAIRED:-false}
declare ha_power_down_cmd=${POWER_DOWN:-"pm -0"}
declare ha_power_up_cmd=${POWER_UP:-"pm -1"}
+declare ha_power_delay=${POWER_DELAY:-60}
declare ha_failback_delay=${DELAY:-5}
declare ha_failback_cmd=${FAILBACK:-""}
declare ha_stripe_params=${STRIPEPARAMS:-"-c 0"}
+declare ha_dir_stripe_count=${DSTRIPECOUNT:-"1"}
+declare ha_mdt_index=${MDTINDEX:-"0"}
+declare ha_mdt_index_random=${MDTINDEXRAND:-false}
declare -a ha_clients
declare -a ha_servers
declare -a ha_victims
sleep $n || true
}
+ha_wait_unlock()
+{
+ local lock=$1
+
+ while [ -e $lock ]; do
+ sleep 1
+ done
+}
+
ha_lock()
{
local lock=$1
ha_dump_logs()
{
- local nodes=${1// /,}
- local file=/tmp/$(basename $0)-$$-$(date +%s).dk
- local lock=$ha_tmp_dir/lock-dump-logs
+ local nodes=${1// /,}
+ local file=/tmp/$(basename $0)-$$-$(date +%s).dk
+ local lock=$ha_tmp_dir/lock-dump-logs
+ local rc=0
- ha_lock "$lock"
- ha_info "Dumping lctl log to $file"
+ ha_lock "$lock"
+ ha_info "Dumping lctl log to $file"
#
# some nodes could crash, so
# do not exit with error if not all logs are dumped
#
- ha_on $nodes "lctl dk >$file" ||
+ ha_on $nodes "lctl dk >>$file" || rc=$?
+
+ [ $rc -eq 0 ] ||
ha_error "not all logs are dumped! Some nodes are unreachable."
ha_unlock "$lock"
}
local log=$ha_tmp_dir/$client-$tag
local rc=0
local nr_loops=0
+ local avg_loop_time=0
local start_time=$(date +%s)
cmd=${cmd//"{}"/$dir}
local machines="-machinefile $ha_machine_file"
while [ ! -e "$ha_stop_file" ] && ((rc == 0)); do
{
- ha_on $client mkdir -p "$dir" &&
+ local mdt_index
+ if $ha_mdt_index_random && [ $ha_mdt_index -ne 0 ]; then
+ mdt_index=$(ha_rand $ha_mdt_index)
+ else
+ mdt_index=$ha_mdt_index
+ fi
+ ha_on $client $LFS mkdir -i$mdt_index -c$ha_dir_stripe_count "$dir" &&
+ ha_on $client $LFS getdirstripe "$dir" &&
ha_on $client chmod a+xwr $dir &&
ha_on $client "su mpiuser sh -c \" $mpirun $ha_mpirun_options \
-np $((${#ha_clients[@]} * mpi_threads_per_client )) \
nr_loops=$((nr_loops + 1))
done
- avg_loop_time=$((($(date +%s) - start_time) / nr_loops))
+ [ $nr_loops -ne 0 ] &&
+ avg_loop_time=$((($(date +%s) - start_time) / nr_loops))
ha_info "$tag stopped: rc $rc avg loop time $avg_loop_time"
}
ha_repeat_nonmpi_load()
{
- local client=$1
- local load=$2
- local status=$3
- local tag=${ha_nonmpi_load_tags[$load]}
- local cmd=${ha_nonmpi_load_cmds[$load]}
- local dir=$ha_test_dir/$client-$tag
- local log=$ha_tmp_dir/$client-$tag
- local rc=0
- local nr_loops=0
- local start_time=$(date +%s)
+ local client=$1
+ local load=$2
+ local status=$3
+ local tag=${ha_nonmpi_load_tags[$load]}
+ local cmd=${ha_nonmpi_load_cmds[$load]}
+ local dir=$ha_test_dir/$client-$tag
+ local log=$ha_tmp_dir/$client-$tag
+ local rc=0
+ local nr_loops=0
+ local avg_loop_time=0
+ local start_time=$(date +%s)
cmd=${cmd//"{}"/$dir}
nr_loops=$((nr_loops + 1))
done
- avg_loop_time=$((($(date +%s) - start_time) / nr_loops))
+ [ $nr_loops -ne 0 ] &&
+ avg_loop_time=$((($(date +%s) - start_time) / nr_loops))
- ha_info "$tag on $client stopped: rc $rc avg loop time ${avg_loop_time}s"
+ ha_info "$tag on $client stopped: rc $rc avg loop time ${avg_loop_time}s"
}
ha_start_nonmpi_loads()
done
}
+ha_lfsck_bg () {
+ rm -f $ha_lfsck_log
+ rm -f $ha_lfsck_stop
+
+ ha_info "LFSCK BG"
+ while [ true ]; do
+ [ -f $ha_lfsck_stop ] && ha_info "LFSCK stopped" && break
+ [ -f $ha_stop_file ] &&
+ ha_info "$ha_stop_file found! LFSCK not started" &&
+ break
+ ha_start_lfsck 2>&1 | tee -a $ha_lfsck_log
+ sleep 1
+ done &
+ LFSCK_BG_PID=$!
+ ha_info LFSCK BG PID: $LFSCK_BG_PID
+}
+
+ha_wait_lfsck_completed () {
+ local -a status
+ local -a types=($ha_lfsck_types)
+ local type
+ local s
+
+ local nodes="${ha_servers[@]}"
+ nodes=${nodes// /,}
+
+ # -A start LFSCK on all nodes
+ # -t default all
+ [ ${#types[@]} -eq 0 ] && types=(namespace layout)
+ ha_info "Waiting LFSCK completed in $ha_lfsck_wait sec: types ${types[@]}"
+ for type in ${types[@]}; do
+ eval var_$type=0
+ for (( i=0; i<=ha_lfsck_wait; i++)); do
+ status=($(ha_on $nodes lctl get_param -n *.*.lfsck_$type 2>/dev/null | \
+ awk '/status/ { print $3 }'))
+ for (( s=0; s<${#status[@]}; s++ )); do
+ # "partial" is expected after HARD failover
+ [[ "${status[s]}" = "completed" ]] ||
+ [[ "${status[s]}" = "partial" ]] || break
+ done
+ [[ $s -eq ${#status[@]} ]] && eval var_$type=1 && break
+ sleep 1
+ done
+ ha_info "LFSCK $type status in $i sec:"
+ ha_on $nodes lctl get_param -n *.*.lfsck_$type 2>/dev/null | grep status
+
+ done
+
+ for type in ${types[@]}; do
+ local var=var_$type
+ ha_on $nodes lctl get_param -n *.*.lfsck_$type 2>/dev/null
+ [[ ${!var} -eq 1 ]] ||
+ { ha_info "lfsck not completed in $ha_lfsck_wait sec";
+ return 1; }
+ done
+ return 0
+}
+
+ha_start_lfsck()
+{
+ local -a types=($ha_lfsck_types)
+ local rc=0
+
+ # -A: start LFSCK on all nodes via the specified MDT device
+ # (see "-M" option) by single LFSCK command
+ local params=" -A -r $ha_lfsck_custom_params"
+
+ # use specified device if set
+ [ -n "$ha_lfsck_device" ] && params="-M $ha_lfsck_device $params"
+
+ # -t: check type(s) to be performed (default all)
+ # check only specified types if set
+ if [ ${#types[@]} -ne 0 ]; then
+ local type="${types[@]}"
+ params="$params -t ${type// /,}"
+ fi
+
+ ha_info "LFSCK start $params"
+ ha_on $ha_lfsck_node "lctl lfsck_start $params" || rc=1
+ if [ $rc -ne 0 ]; then
+ if [ -e $ha_lfsck_lock ]; then
+ rc=0
+ ha_wait_unlock $ha_lfsck_lock
+ ha_sleep 120
+ ha_on $ha_lfsck_node "lctl lfsck_start $params" || rc=1
+ fi
+ fi
+
+ [ $rc -eq 0 ] ||
+ { touch "$ha_fail_file"; touch "$ha_stop_file";
+ touch $ha_lfsck_stop; return 1; }
+
+ ha_wait_lfsck_completed ||
+ { touch "$ha_fail_file"; touch "$ha_stop_file";
+ touch $ha_lfsck_stop; return 1; }
+
+ return 0
+}
+
+ha_lfsck_repaired()
+{
+ local n=0
+
+ n=$(cat $ha_lfsck_log | awk '/repaired/ {print $3}' |\
+ awk '{sum += $1} END { print sum }')
+ [ $n -eq 0] ||
+ { ha_info "Total repaired: $n";
+ touch "$ha_fail_file"; return 1; }
+ return 0
+}
+
ha_start_loads()
{
trap ha_trap_stop_signals $ha_stop_signals
ha_power_down()
{
local nodes=$1
+ local rc=1
+ local i
+
+ if $ha_lfsck_bg && [[ ${nodes//,/ /} =~ $ha_lfsck_node ]]; then
+ ha_info "$ha_lfsck_node down, delay start LFSCK"
+ ha_lock $ha_lfsck_lock
+ fi
ha_info "Powering down $nodes"
- $ha_power_down_cmd $nodes
+ for i in $(seq 1 5); do
+ $ha_power_down_cmd $nodes && rc=0 && break
+ sleep $ha_power_delay
+ done
+
+ [ $rc -eq 0 ] || ha_info "Failed Powering down in $i attempts"
}
ha_power_up()
{
local nodes=$1
+ local rc=1
+ local i
ha_info "Powering up $nodes"
- $ha_power_up_cmd $nodes
+ for i in $(seq 1 5); do
+ $ha_power_up_cmd $nodes && rc=0 && break
+ sleep $ha_power_delay
+ done
+
+ [ $rc -eq 0 ] || ha_info "Failed Powering up in $i attempts"
}
#
}
$ha_failback_cmd $nodes
+ [ -e $ha_lfsck_lock ] && ha_unlock $ha_lfsck_lock || true
}
ha_summarize()
ha_on ${ha_clients[0]} " \
$LFS setstripe $ha_stripe_params $ha_test_dir"
+ $ha_lfsck_bg && ha_lfsck_bg
+
ha_start_loads
ha_wait_loads
ha_stop_loads
+ $ha_lfsck_after && ha_start_lfsck | tee -a $ha_lfsck_log
+
+ $ha_lfsck_fail_on_repaired && ha_lfsck_repaired
+
+ # true because of lfsck_bg could be stopped already
+ $ha_lfsck_bg && wait $LFSCK_BG_PID || true
+
if [ -e "$ha_fail_file" ]; then
exit 1
else
git://git.whamcloud.com / fs / lustre-release.git / blobdiff