diff options
Diffstat (limited to 'tools/perf/tests/shell/stat+json_output.sh')
| -rwxr-xr-x | tools/perf/tests/shell/stat+json_output.sh | 106 |
1 files changed, 80 insertions, 26 deletions
diff --git a/tools/perf/tests/shell/stat+json_output.sh b/tools/perf/tests/shell/stat+json_output.sh index 2c4212c641ed..85d1ad7186c6 100755 --- a/tools/perf/tests/shell/stat+json_output.sh +++ b/tools/perf/tests/shell/stat+json_output.sh @@ -8,31 +8,36 @@ set -e skip_test=0 +shelldir=$(dirname "$0") +# shellcheck source=lib/setup_python.sh +. "${shelldir}"/lib/setup_python.sh pythonchecker=$(dirname $0)/lib/perf_json_output_lint.py -if [ "x$PYTHON" == "x" ] -then - if which python3 > /dev/null - then - PYTHON=python3 - elif which python > /dev/null - then - PYTHON=python - else - echo Skipping test, python not detected please set environment variable PYTHON. - exit 2 - fi -fi + +stat_output=$(mktemp /tmp/__perf_test.stat_output.json.XXXXX) + +cleanup() { + rm -f "${stat_output}" + + trap - EXIT TERM INT +} + +trap_cleanup() { + cleanup + exit 1 +} +trap trap_cleanup EXIT TERM INT # Return true if perf_event_paranoid is > $1 and not running as root. function ParanoidAndNotRoot() { - [ $(id -u) != 0 ] && [ $(cat /proc/sys/kernel/perf_event_paranoid) -gt $1 ] + [ "$(id -u)" != 0 ] && [ "$(cat /proc/sys/kernel/perf_event_paranoid)" -gt $1 ] } check_no_args() { echo -n "Checking json output: no args " - perf stat -j true 2>&1 | $PYTHON $pythonchecker --no-args + perf stat -j -o "${stat_output}" true + $PYTHON $pythonchecker --no-args --file "${stat_output}" echo "[Success]" } @@ -44,27 +49,29 @@ check_system_wide() echo "[Skip] paranoia and not root" return fi - perf stat -j -a true 2>&1 | $PYTHON $pythonchecker --system-wide + perf stat -j -a -o "${stat_output}" true + $PYTHON $pythonchecker --system-wide --file "${stat_output}" echo "[Success]" } check_system_wide_no_aggr() { - echo -n "Checking json output: system wide " + echo -n "Checking json output: system wide no aggregation " if ParanoidAndNotRoot 0 then echo "[Skip] paranoia and not root" return fi - echo -n "Checking json output: system wide no aggregation " - perf stat -j -A -a --no-merge true 2>&1 | $PYTHON $pythonchecker --system-wide-no-aggr + perf stat -j -A -a --no-merge -o "${stat_output}" true + $PYTHON $pythonchecker --system-wide-no-aggr --file "${stat_output}" echo "[Success]" } check_interval() { echo -n "Checking json output: interval " - perf stat -j -I 1000 true 2>&1 | $PYTHON $pythonchecker --interval + perf stat -j -I 1000 -o "${stat_output}" true + $PYTHON $pythonchecker --interval --file "${stat_output}" echo "[Success]" } @@ -72,7 +79,8 @@ check_interval() check_event() { echo -n "Checking json output: event " - perf stat -j -e cpu-clock true 2>&1 | $PYTHON $pythonchecker --event + perf stat -j -e cpu-clock -o "${stat_output}" true + $PYTHON $pythonchecker --event --file "${stat_output}" echo "[Success]" } @@ -84,7 +92,8 @@ check_per_core() echo "[Skip] paranoia and not root" return fi - perf stat -j --per-core -a true 2>&1 | $PYTHON $pythonchecker --per-core + perf stat -j --per-core -a -o "${stat_output}" true + $PYTHON $pythonchecker --per-core --file "${stat_output}" echo "[Success]" } @@ -96,7 +105,32 @@ check_per_thread() echo "[Skip] paranoia and not root" return fi - perf stat -j --per-thread -a true 2>&1 | $PYTHON $pythonchecker --per-thread + perf stat -j --per-thread -p $$ -o "${stat_output}" true + $PYTHON $pythonchecker --per-thread --file "${stat_output}" + echo "[Success]" +} + +check_per_cache_instance() +{ + echo -n "Checking json output: per cache_instance " + if ParanoidAndNotRoot 0 + then + echo "[Skip] paranoia and not root" + return + fi + perf stat -j --per-cache -a true 2>&1 | $PYTHON $pythonchecker --per-cache + echo "[Success]" +} + +check_per_cluster() +{ + echo -n "Checking json output: per cluster " + if ParanoidAndNotRoot 0 + then + echo "[Skip] paranoia and not root" + return + fi + perf stat -j --per-cluster -a true 2>&1 | $PYTHON $pythonchecker --per-cluster echo "[Success]" } @@ -108,7 +142,8 @@ check_per_die() echo "[Skip] paranoia and not root" return fi - perf stat -j --per-die -a true 2>&1 | $PYTHON $pythonchecker --per-die + perf stat -j --per-die -a -o "${stat_output}" true + $PYTHON $pythonchecker --per-die --file "${stat_output}" echo "[Success]" } @@ -120,7 +155,8 @@ check_per_node() echo "[Skip] paranoia and not root" return fi - perf stat -j --per-node -a true 2>&1 | $PYTHON $pythonchecker --per-node + perf stat -j --per-node -a -o "${stat_output}" true + $PYTHON $pythonchecker --per-node --file "${stat_output}" echo "[Success]" } @@ -132,7 +168,21 @@ check_per_socket() echo "[Skip] paranoia and not root" return fi - perf stat -j --per-socket -a true 2>&1 | $PYTHON $pythonchecker --per-socket + perf stat -j --per-socket -a -o "${stat_output}" true + $PYTHON $pythonchecker --per-socket --file "${stat_output}" + echo "[Success]" +} + +check_metric_only() +{ + echo -n "Checking json output: metric only " + if [ "$(uname -m)" = "s390x" ] && ! grep '^facilities' /proc/cpuinfo | grep -qw 67 + then + echo "[Skip] CPU-measurement counter facility not installed" + return + fi + perf stat -j --metric-only -M page_faults_per_second -o "${stat_output}" true + $PYTHON $pythonchecker --metric-only --file "${stat_output}" echo "[Success]" } @@ -170,13 +220,17 @@ check_interval check_event check_per_thread check_per_node +check_metric_only if [ $skip_test -ne 1 ] then check_system_wide_no_aggr check_per_core + check_per_cache_instance + check_per_cluster check_per_die check_per_socket else echo "[Skip] Skipping tests for system_wide_no_aggr, per_core, per_die and per_socket since socket id exposed via topology is invalid" fi +cleanup exit 0 |