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perf test: Do not compare overheads in the zstd comp test

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The overhead can vary on each run so it'd make the test failed
sometimes.  Also order of hist entry can change.

Use perf report -F option to omit the overhead field and sort the
result alphabetically.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Alexei Budankov <abudankov@huawei.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Link: http://lore.kernel.org/lkml/20210812235738.1684583-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2021-08-12 16:57:38 -07:00 committed by Arnaldo Carvalho de Melo
parent 1d3351e631
commit 5f534a8181
1 changed files with 2 additions and 2 deletions
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4
tools/perf/tests/shell/record+zstd_comp_decomp.sh
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@ -25,8 +25,8 @@ check_compressed_stats() {
check_compressed_output() {
$perf_tool inject -i $trace_file -o $trace_file.decomp &&
$perf_tool report -i $trace_file --stdio | head -n -3 > $trace_file.comp.output &&
$perf_tool report -i $trace_file.decomp --stdio | head -n -3 > $trace_file.decomp.output &&
$perf_tool report -i $trace_file --stdio -F comm,dso,sym | head -n -3 > $trace_file.comp.output &&
$perf_tool report -i $trace_file.decomp --stdio -F comm,dso,sym | head -n -3 > $trace_file.decomp.output &&
diff $trace_file.comp.output $trace_file.decomp.output
}