lustre/tests/scrub-performance.sh

   1 #!/bin/bash
   2
   3 set -e
   4
   5 ONLY=${ONLY:-"$*"}
   6
   7 LUSTRE=${LUSTRE:-$(dirname $0)/..}
   8 . $LUSTRE/tests/test-framework.sh
   9 init_test_env "$@"
  10 init_logging
  11
  12 ALWAYS_EXCEPT="$SCRUB_PERFORMANCE_EXCEPT"
  13 build_test_filter
  14
  15 [ "$SLOW" = "no" ] &&
  16         skip "skip scrub performance test under non-SLOW mode" && exit 0
  17
  18 [ "$mds1_FSTYPE" != ldiskfs ] &&
  19         skip "ldiskfs only test"
  20 [[ "$MDS1_VERSION" -lt $(version_code 2.2.90) ]] &&
  21         skip "Need MDS version at least 2.2.90"
  22 require_dsh_mds || exit 0
  23
  24 NTHREADS=${NTHREADS:-0}
  25 UNIT=${UNIT:-1048576}
  26 BACKUP=${BACKUP:-0}
  27 MINCOUNT=${MINCOUNT:-8192}
  28 MAXCOUNT=${MAXCOUNT:-32768}
  29 FACTOR=${FACTOR:-2}
  30
  31 RCMD="do_facet ${SINGLEMDS}"
  32 RLCTL="${RCMD} ${LCTL}"
  33 MDT_DEV="${FSNAME}-MDT0000"
  34 MDT_DEVNAME=$(mdsdevname ${SINGLEMDS//mds/})
  35 SHOW_SCRUB="${RLCTL} get_param -n osd-ldiskfs.${MDT_DEV}.oi_scrub"
  36 remote_mds && ECHOCMD=${RCMD} || ECHOCMD="eval"
  37
  38 if [ ${NTHREADS} -eq 0 ]; then
  39         CPUCORE=$(${RCMD} cat /proc/cpuinfo | grep "processor.*:" | wc -l)
  40         NTHREADS=$((CPUCORE * 2))
  41 fi
  42
  43 cleanupall
  44
  45 if ! combined_mgs_mds ; then
  46         do_rpc_nodes $(facet_active_host mgs) load_modules_local
  47         add mgs $(mkfs_opts mgs $(mgsdevname)) --backfstype ldiskfs \
  48                 --reformat $(mgsdevname) $(mgsvdevname) ${quiet:+>/dev/null} ||
  49                 exit 1
  50
  51         start mgs $(mgsdevname) $MGS_MOUNT_OPTS || error "Fail to start MGS!"
  52 fi
  53
  54 do_rpc_nodes $(facet_active_host $SINGLEMDS) load_modules_local
  55 reformat_external_journal ${SINGLEMDS}
  56 add ${SINGLEMDS} $(mkfs_opts ${SINGLEMDS} ${MDT_DEVNAME}) --backfstype ldiskfs \
  57         --reformat ${MDT_DEVNAME} $(mdsvdevname 1) ${quiet:+>/dev/null} ||
  58         exit 2
  59
  60 scrub_attach() {
  61         ${ECHOCMD} "${LCTL} <<-EOF
  62                 attach echo_client scrub-MDT0000 scrub-MDT0000_UUID
  63                 setup ${MDT_DEV} mdd
  64         EOF"
  65 }
  66
  67 scrub_detach() {
  68         ${ECHOCMD} "${LCTL} <<-EOF
  69                 --device scrub-MDT0000 cleanup
  70                 --device scrub-MDT0000 detach
  71         EOF"
  72 }
  73
  74 scrub_create() {
  75         local echodev=$(${RLCTL} dl | grep echo_client|awk '{print $1}')
  76         local j
  77
  78         ${ECHOCMD} "${LCTL} --device ${echodev} test_mkdir ${tdir}"
  79
  80         for ((j = 1; j < ${threads}; j++)); do
  81                 ${ECHOCMD} "${LCTL} --device ${echodev} test_mkdir ${tdir}${j}"
  82         done
  83
  84         ${ECHOCMD} "${LCTL} --device ${echodev} \
  85                 --threads ${threads} 0 ${echodev} \
  86                 test_create -d${tdir} -D${threads} -b${lbase} -c0 -n${usize}"
  87 }
  88
  89 scrub_cleanup() {
  90         cleanupall
  91         do_rpc_nodes $(facet_active_host $SINGLEMDS) unload_modules
  92         if ! combined_mgs_mds ; then
  93                 do_rpc_nodes $(facet_active_host mgs) unload_modules
  94         fi
  95         REFORMAT="yes" cleanup_and_setup_lustre
  96 }
  97
  98 scrub_create_nfiles() {
  99         local total=$1
 100         local lbase=$2
 101         local threads=$3
 102         local ldir="/test-${lbase}"
 103         local cycle=0
 104         local count=${UNIT}
 105
 106         while true; do
 107                 [ ${count} -eq 0 -o  ${count} -gt ${total} ] && count=${total}
 108                 local usize=$((count / NTHREADS))
 109                 [ ${usize} -eq 0 ] && break
 110                 local tdir=${ldir}-${cycle}-
 111
 112                 echo "[cycle: ${cycle}] [threads: ${threads}]"\
 113                      "[files: ${count}] [basedir: ${tdir}]"
 114                 start ${SINGLEMDS} $MDT_DEVNAME $MDS_MOUNT_OPTS ||
 115                         error "Fail to start MDS!"
 116                 scrub_attach
 117                 scrub_create
 118                 scrub_detach
 119                 stop ${SINGLEMDS} || error "Fail to stop MDS!"
 120
 121                 total=$((total - usize * NTHREADS))
 122                 [ ${total} -eq 0 ] && break
 123                 lbase=$((lbase + usize))
 124                 cycle=$((cycle + 1))
 125         done
 126 }
 127
 128 test_0() {
 129         local BASECOUNT=0
 130         local i
 131
 132         for ((i=$MINCOUNT; i<=$MAXCOUNT; i=$((i * FACTOR)))); do
 133                 local nfiles=$((i - BASECOUNT))
 134                 local stime=$(date +%s)
 135
 136                 echo "+++ start to create for ${i} files set at: $(date) +++"
 137                 scrub_create_nfiles ${nfiles} ${BASECOUNT} ${NTHREADS} ||
 138                         error "Fail to create files!"
 139                 echo "+++ end to create for ${i} files set at: $(date) +++"
 140                 local etime=$(date +%s)
 141                 local delta=$((etime - stime))
 142                 [ $delta -gt 0 ] || delta=1
 143                 echo "create ${nfiles} files used ${delta} seconds"
 144                 echo "create speed is $((nfiles / delta))/sec"
 145
 146                 BASECOUNT=${i}
 147                 if [ ${BACKUP} -ne 0 ]; then
 148                         stime=$(date +%s)
 149                         echo "backup/restore ${i} files start at: $(date)"
 150                         mds_backup_restore $SINGLEMDS ||
 151                                 error "Fail to backup/restore!"
 152                         echo "backup/restore ${i} files end at: $(date)"
 153                         etime=$(date +%s)
 154                         delta=$((etime - stime))
 155                         [ $delta -gt 0 ] || delta=1
 156                         echo "backup/restore ${i} files used ${delta} seconds"
 157                         echo "backup/restore speed is $((i / delta))/sec"
 158                 else
 159                         mds_remove_ois $SINGLEMDS ||
 160                                 error "Fail to remove/recreate!"
 161                 fi
 162
 163                 echo "--- start to rebuild OI for $i files set at: $(date) ---"
 164                 start ${SINGLEMDS} $MDT_DEVNAME $MDS_MOUNT_OPTS > /dev/null ||
 165                         error "Fail to start MDS!"
 166
 167                 while true; do
 168                         local STATUS=$($SHOW_SCRUB |
 169                                         awk '/^status/ { print $2 }')
 170                         [ "$STATUS" == "completed" ] && break
 171                         sleep 3 # check status every 3 seconds
 172                 done
 173
 174                 echo "--- end to rebuild OI for ${i} files set at: $(date) ---"
 175                 local RTIME=$($SHOW_SCRUB | awk '/^run_time/ { print $2 }')
 176                 echo "rebuild OI for ${i} files used ${RTIME} seconds"
 177                 local SPEED=$($SHOW_SCRUB | awk '/^average_speed/ { print $2 }')
 178                 echo "rebuild speed is ${SPEED}/sec"
 179                 stop ${SINGLEMDS} > /dev/null || error "Fail to stop MDS!"
 180         done
 181 }
 182 run_test 0 "OI scrub performance test"
 183
 184 # cleanup the system at last
 185 scrub_cleanup
 186 complete_test $SECONDS
 187 check_and_cleanup_lustre
 188 exit_status