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| author | Dapeng Mi <dapeng1.mi@linux.intel.com> | 2024-09-13 08:47:11 +0000 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2024-09-30 15:23:44 -0700 |
| commit | 0836aa60083a478cbc788f19fd2f389574a921bf (patch) | |
| tree | d6aa0f78f26ed97bf4b6ec5fcbec3c53a4c31201 | |
| parent | 387892723ad4044ff139ad7433e4dd24f7cfe303 (diff) | |
perf tests: Add topdown events counting and sampling tests
Add counting and leader sampling tests to verify topdown events including
raw format can be reordered correctly.
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Cc: Yongwei Ma <yongwei.ma@intel.com>
Link: https://lore.kernel.org/r/20240913084712.13861-6-dapeng1.mi@linux.intel.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
| -rwxr-xr-x | tools/perf/tests/shell/record.sh | 17 | ||||
| -rwxr-xr-x | tools/perf/tests/shell/stat.sh | 6 |
2 files changed, 23 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh index 45baf7910640..8d6366d96883 100755 --- a/tools/perf/tests/shell/record.sh +++ b/tools/perf/tests/shell/record.sh @@ -255,6 +255,22 @@ test_leader_sampling() { echo "Basic leader sampling test [Success]" } +test_topdown_leader_sampling() { + echo "Topdown leader sampling test" + if ! perf stat -e "{slots,topdown-retiring}" true 2> /dev/null + then + echo "Topdown leader sampling [Skipped event parsing failed]" + return + fi + if ! perf record -o "${perfdata}" -e "{instructions,slots,topdown-retiring}:S" true 2> /dev/null + then + echo "Topdown leader sampling [Failed topdown events not reordered correctly]" + err=1 + return + fi + echo "Topdown leader sampling test [Success]" +} + # raise the limit of file descriptors to minimum if [[ $default_fd_limit -lt $min_fd_limit ]]; then ulimit -Sn $min_fd_limit @@ -267,6 +283,7 @@ test_workload test_branch_counter test_cgroup test_leader_sampling +test_topdown_leader_sampling # restore the default value ulimit -Sn $default_fd_limit diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh index 5a2ca2bcf94d..b90a35906ee7 100755 --- a/tools/perf/tests/shell/stat.sh +++ b/tools/perf/tests/shell/stat.sh @@ -79,6 +79,12 @@ test_topdown_groups() { err=1 return fi + if perf stat -e '{instructions,r400,r8000}' true 2>&1 | grep -E -q "<not supported>" + then + echo "Topdown event group test [Failed raw format slots not reordered first]" + err=1 + return + fi echo "Topdown event group test [Success]" } |