6 ALWAYS_EXCEPT="$SCRUB_PERFORMANCE_EXCEPT"
7 [ "$SLOW" = "no" ] && EXCEPT_SLOW=""
8 # UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
10 LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
11 . $LUSTRE/tests/test-framework.sh
13 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
16 [ $(facet_fstype $SINGLEMDS) != ldiskfs ] &&
17 skip "OI scrub performance only for ldiskfs" && exit 0
18 [[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.2.90) ]] &&
19 skip "Need MDS version at least 2.2.90" && exit 0
20 require_dsh_mds || exit 0
22 NTHREADS=${NTHREADS:-0}
25 MINCOUNT=${MINCOUNT:-8192}
26 MAXCOUNT=${MAXCOUNT:-32768}
29 RCMD="do_facet ${SINGLEMDS}"
30 RLCTL="${RCMD} ${LCTL}"
31 MDT_DEV="${FSNAME}-MDT0000"
32 MDT_DEVNAME=$(mdsdevname ${SINGLEMDS//mds/})
33 SHOW_SCRUB="${RLCTL} get_param -n osd-ldiskfs.${MDT_DEV}.oi_scrub"
34 remote_mds && ECHOCMD=${RCMD} || ECHOCMD="eval"
36 if [ ${NTHREADS} -eq 0 ]; then
37 CPUCORE=$(${RCMD} cat /proc/cpuinfo | grep "processor.*:" | wc -l)
38 NTHREADS=$((CPUCORE * 3))
42 do_rpc_nodes $(facet_active_host $SINGLEMDS) load_modules_local
43 reformat_external_journal
44 add $SINGLEMDS $(mkfs_opts $SINGLEMDS) --backfstype ldiskfs --reformat \
45 $MDT_DEVNAME > /dev/null || exit 2
48 ${ECHOCMD} "${LCTL} <<-EOF
49 attach echo_client scrub-MDT0000 scrub-MDT0000_UUID
55 ${ECHOCMD} "${LCTL} <<-EOF
63 local echodev=$(${RLCTL} dl | grep echo_client|awk '{print $1}')
66 ${ECHOCMD} "${LCTL} <<-EOF
71 for ((j=1; j<${threads}; j++)); do
72 ${ECHOCMD} "${LCTL} <<-EOF
74 test_mkdir ${tdir}${j}
78 ${ECHOCMD} "${LCTL} <<-EOF
80 --threads ${threads} 0 ${echodev} test_create \
81 -d ${tdir} -D ${threads} -b ${lbase} -c 0 -n ${usize}
86 do_rpc_nodes $(facet_active_host $SINGLEMDS) unload_modules
90 scrub_create_nfiles() {
94 local ldir="/test-${lbase}"
99 [ ${count} -eq 0 -o ${count} -gt ${total} ] && count=${total}
100 local usize=$((count / NTHREADS))
101 [ ${usize} -eq 0 ] && break
102 local tdir=${ldir}-${cycle}-
104 echo "[cycle: ${cycle}] [threads: ${threads}]"\
105 "[files: ${count}] [basedir: ${tdir}]"
106 start ${SINGLEMDS} $MDT_DEVNAME $MDS_MOUNT_OPTS ||
107 error "Fail to start MDS!"
111 stop ${SINGLEMDS} || error "Fail to stop MDS!"
113 total=$((total - usize * NTHREADS))
114 [ ${total} -eq 0 ] && break
115 lbase=$((lbase + usize))
126 for ((i=$MINCOUNT; i<=$MAXCOUNT; i=$((i * FACTOR)))); do
127 local nfiles=$((i - BASECOUNT))
128 local stime=$(date +%s)
130 echo "+++ start to create for ${i} files set at: $(date) +++"
131 scrub_create_nfiles ${nfiles} ${BASECOUNT} ${NTHREADS} ||
132 error "Fail to create files!"
133 echo "+++ end to create for ${i} files set at: $(date) +++"
134 local etime=$(date +%s)
135 local delta=$((etime - stime))
136 [ $delta -gt 0 ] || delta=1
137 echo "create ${nfiles} files used ${delta} seconds"
138 echo "create speed is $((nfiles / delta))/sec"
141 if [ ${BACKUP} -ne 0 ]; then
143 echo "backup/restore ${i} files start at: $(date)"
144 mds_backup_restore || error "Fail to backup/restore!"
145 echo "backup/restore ${i} files end at: $(date)"
147 delta=$((etime - stime))
148 [ $delta -gt 0 ] || delta=1
149 echo "backup/restore ${i} files used ${delta} seconds"
150 echo "backup/restore speed is $((i / delta))/sec"
152 mds_remove_ois || error "Fail to remove/recreate!"
155 echo "--- start to rebuild OI for $i files set at: $(date) ---"
156 start ${SINGLEMDS} $MDT_DEVNAME $MDS_MOUNT_OPTS > /dev/null ||
157 error "Fail to start MDS!"
160 local STATUS=$($SHOW_SCRUB |
161 awk '/^status/ { print $2 }')
162 [ "$STATUS" == "completed" ] && break
163 sleep 3 # check status every 3 seconds
166 echo "--- end to rebuild OI for ${i} files set at: $(date) ---"
167 local RTIME=$($SHOW_SCRUB | awk '/^run_time/ { print $2 }')
168 echo "rebuild OI for ${i} files used ${RTIME} seconds"
169 local SPEED=$($SHOW_SCRUB | awk '/^average_speed/ { print $2 }')
170 echo "rebuild speed is ${SPEED}/sec"
171 stop ${SINGLEMDS} > /dev/null || error "Fail to stop MDS!"
174 run_test 0 "OI scrub performance test"
176 # cleanup the system at last