lustre/tests/racer/racer.sh

   1 #!/bin/bash
   2 #set -x
   3
   4 DIR="$1"
   5 MAX_FILES=${MAX_FILES:-20}
   6 DURATION=${DURATION:-$((60*5))}
   7 MDSCOUNT=${MDSCOUNT:-1}
   8
   9 NUM_THREADS=${NUM_THREADS:-$2}
  10 NUM_THREADS=${NUM_THREADS:-3}
  11
  12 mkdir -p $DIR
  13
  14 RACER_PROGS="file_create dir_create file_rm file_rename file_link file_symlink \
  15 file_list file_concat file_exec file_chown file_chmod file_mknod file_truncate \
  16 file_delxattr file_getxattr file_setxattr"
  17
  18 if $RACER_ENABLE_REMOTE_DIRS || $RACER_ENABLE_STRIPED_DIRS; then
  19         RACER_PROGS+=' dir_remote'
  20 fi
  21
  22 if $RACER_ENABLE_MIGRATION; then
  23         RACER_PROGS+=' dir_migrate'
  24 fi
  25
  26 racer_cleanup()
  27 {
  28         echo "racer cleanup"
  29         for P in $RACER_PROGS; do
  30                 killall -q $P.sh
  31         done
  32         trap 0
  33
  34         local TOT_WAIT=0
  35         local MAX_WAIT=$DURATION
  36         local SHORT_WAIT=5
  37
  38         local rc
  39         while [[ $TOT_WAIT -le $MAX_WAIT ]]; do
  40                 rc=0
  41                 echo sleeping $SHORT_WAIT sec ...
  42                 sleep $SHORT_WAIT
  43                 # this only checks whether processes exist
  44                 for P in $RACER_PROGS; do
  45                         killall -0 $P.sh
  46                         [[ $? -eq 0 ]] && (( rc+=1 ))
  47                 done
  48                 if [[ $rc -eq 0 ]]; then
  49                         echo there should be NO racer processes:
  50                         ps uww -C "${RACER_PROGS// /.sh,}.sh"
  51                         return 0
  52                 fi
  53                 echo -n "Waited $(( TOT_WAIT + SHORT_WAIT)), rc=$rc "
  54                 (( SHORT_WAIT+=SHORT_WAIT ))
  55                 (( TOT_WAIT+=SHORT_WAIT ))
  56         done
  57         ps uww -C "${RACER_PROGS// /.sh,}.sh"
  58         return 1
  59 }
  60
  61 RC=0
  62
  63 echo "Running $0 for $DURATION seconds. CTRL-C to exit"
  64 trap "
  65         echo \"Cleaning up\"
  66         racer_cleanup
  67         exit 0
  68 " INT TERM
  69
  70 cd `dirname $0`
  71 for N in `seq 1 $NUM_THREADS`; do
  72         for P in $RACER_PROGS; do
  73                 ./$P.sh $DIR $MAX_FILES &
  74         done
  75 done
  76
  77 sleep $DURATION
  78 racer_cleanup || RC=$?
  79
  80 # Check our to see whether our test DIR is still available.
  81 df $DIR
  82 (( RC+=$? ))
  83 [ $RC -eq 0 ] && echo "We survived $0 for $DURATION seconds."
  84 exit $RC