tools/tests/execperf/test.sh

   1 #!/bin/sh
   2
   3 EXECUTABLES="exit.nodyld \
   4         exit.nopie.dyld-but-no-Libsystem exit.pie.dyld-but-no-Libsystem \
   5         exit.nopie.dyld-and-Libsystem exit.pie.dyld-and-Libsystem \
   6         exit.nopie exit.pie"
   7
   8 RUN=run
   9 PRODUCT=`sw_vers -productName`
  10 COUNT=
  11
  12 # params are: record_perf_data(metric, unit, value, description)
  13 function record_perf_data() {
  14     local METRIC=$1
  15     local UNIT=$2
  16     local DATA=$3
  17     local DESCRIPTION=$4
  18         echo "{ \"version\" : \"1.0\", \"measurements\" : {\"$METRIC\": {\"description\" : \"$DESCRIPTION\", \"names\":[\"$METRIC\"],  \"units\" : [\"$UNIT\"], \"data\" : [$DATA] }}}"
  19 }
  20
  21 PERFDATA_DIR=$BATS_TMP_DIR
  22 if [ "${PERFDATA_DIR}" == "" ]; then
  23         PERFDATA_DIR=/tmp/
  24 fi
  25
  26 case "$PRODUCT" in
  27     "iPhone OS")
  28         COUNT=1000
  29         ;;
  30     *)
  31         COUNT=10000
  32         ;;
  33 esac
  34
  35 for i in ${EXECUTABLES}; do
  36     echo "Running $i"
  37     for j in `jot $(sysctl -n hw.ncpu) 1`; do
  38         printf "\t%dx\t" $j
  39     METRIC_NAME="${i}_${j}x"
  40     TIMEOUT=` /usr/bin/time ./${RUN} $j $((${COUNT}/$j)) ./$i 2>&1`
  41     echo ${TIMEOUT}
  42     REALTIME=`echo ${TIMEOUT} | awk '{ print $1 }'`
  43     TOTALTIME=`echo ${TIMEOUT} | awk '{ print $3 + $5 }'`
  44     record_perf_data "${METRIC_NAME}_real" "s" $REALTIME "Real time in seconds. Lower is better. This may have variance based on load on system" > ${PERFDATA_DIR}/${METRIC_NAME}_real.perfdata
  45     record_perf_data "${METRIC_NAME}_sys" "s" $TOTALTIME "User + Sys time in seconds. Lower is better." > /tmp/${METRIC_NAME}_sys.perfdata
  46         if [ $? -ne 0 ]; then
  47             echo "Failed $i, exit status $?"
  48             exit 1
  49         fi
  50     done
  51 done