diff options
Diffstat (limited to 'tools/perf')
| -rwxr-xr-x | tools/perf/tests/shell/stat+shadow_stat.sh | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/tools/perf/tests/shell/stat+shadow_stat.sh b/tools/perf/tests/shell/stat+shadow_stat.sh index 249dfe48cf6a..ebebd3596cf9 100755 --- a/tools/perf/tests/shell/stat+shadow_stat.sh +++ b/tools/perf/tests/shell/stat+shadow_stat.sh @@ -9,31 +9,29 @@ perf stat -a true > /dev/null 2>&1 || exit 2 test_global_aggr() { - local cyc - perf stat -a --no-big-num -e cycles,instructions sleep 1 2>&1 | \ grep -e cycles -e instructions | \ while read num evt hash ipc rest do # skip not counted events - if [[ $num == "<not" ]]; then + if [ "$num" = "<not" ]; then continue fi # save cycles count - if [[ $evt == "cycles" ]]; then + if [ "$evt" = "cycles" ]; then cyc=$num continue fi # skip if no cycles - if [[ -z $cyc ]]; then + if [ -z "$cyc" ]; then continue fi # use printf for rounding and a leading zero - local res=`printf "%.2f" $(echo "scale=6; $num / $cyc" | bc -q)` - if [[ $ipc != $res ]]; then + res=`printf "%.2f" $(echo "scale=6; $num / $cyc" | bc -q)` + if [ "$ipc" != "$res" ]; then echo "IPC is different: $res != $ipc ($num / $cyc)" exit 1 fi @@ -42,32 +40,32 @@ test_global_aggr() test_no_aggr() { - declare -A results - perf stat -a -A --no-big-num -e cycles,instructions sleep 1 2>&1 | \ grep ^CPU | \ while read cpu num evt hash ipc rest do # skip not counted events - if [[ $num == "<not" ]]; then + if [ "$num" = "<not" ]; then continue fi # save cycles count - if [[ $evt == "cycles" ]]; then - results[$cpu]=$num + if [ "$evt" = "cycles" ]; then + results="$results $cpu:$num" continue fi + cyc=${results##* $cpu:} + cyc=${cyc%% *} + # skip if no cycles - local cyc=${results[$cpu]} - if [[ -z $cyc ]]; then + if [ -z "$cyc" ]; then continue fi # use printf for rounding and a leading zero - local res=`printf "%.2f" $(echo "scale=6; $num / $cyc" | bc -q)` - if [[ $ipc != $res ]]; then + res=`printf "%.2f" $(echo "scale=6; $num / $cyc" | bc -q)` + if [ "$ipc" != "$res" ]; then echo "IPC is different for $cpu: $res != $ipc ($num / $cyc)" exit 1 fi |