diff options
| author | Ian Rogers <irogers@google.com> | 2024-05-02 15:31:15 -0700 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2024-09-24 10:46:24 -0700 |
| commit | c940a66b3ac930227df0ab6e01f84bea1afa6c3f (patch) | |
| tree | 7312a8c4cad39b3130faf17a6de72bafdf463dc0 /tools | |
| parent | perf trace: Mark the 'head' arg in the set_robust_list syscall as coming from... (diff) | |
| download | linux-c940a66b3ac930227df0ab6e01f84bea1afa6c3f.tar.gz linux-c940a66b3ac930227df0ab6e01f84bea1afa6c3f.zip | |
perf test: Be more tolerant of metricgroup failures
Previously "set -e" meant any non-zero exit code from perf stat would
cause a test failure. As a non-zero exit happens when there aren't
sufficient permissions, check for this case and make the exit code
2/skip for it.
Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Veronika Molnarova <vmolnaro@redhat.com>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Link: https://lore.kernel.org/r/20240502223115.2357499-1-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/perf/tests/shell/stat_all_metricgroups.sh | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/tools/perf/tests/shell/stat_all_metricgroups.sh b/tools/perf/tests/shell/stat_all_metricgroups.sh index 55ef9c9ded2d..c6d61a4ac3e7 100755 --- a/tools/perf/tests/shell/stat_all_metricgroups.sh +++ b/tools/perf/tests/shell/stat_all_metricgroups.sh @@ -1,9 +1,7 @@ -#!/bin/sh +#!/bin/bash # perf all metricgroups test # SPDX-License-Identifier: GPL-2.0 -set -e - ParanoidAndNotRoot() { [ "$(id -u)" != 0 ] && [ "$(cat /proc/sys/kernel/perf_event_paranoid)" -gt $1 ] @@ -14,11 +12,37 @@ if ParanoidAndNotRoot 0 then system_wide_flag="" fi - +err=0 for m in $(perf list --raw-dump metricgroups) do echo "Testing $m" - perf stat -M "$m" $system_wide_flag sleep 0.01 + result=$(perf stat -M "$m" $system_wide_flag sleep 0.01 2>&1) + result_err=$? + if [[ $result_err -gt 0 ]] + then + if [[ "$result" =~ \ + "Access to performance monitoring and observability operations is limited" ]] + then + echo "Permission failure" + echo $result + if [[ $err -eq 0 ]] + then + err=2 # Skip + fi + elif [[ "$result" =~ "in per-thread mode, enable system wide" ]] + then + echo "Permissions - need system wide mode" + echo $result + if [[ $err -eq 0 ]] + then + err=2 # Skip + fi + else + echo "Metric group $m failed" + echo $result + err=1 # Fail + fi + fi done -exit 0 +exit $err |