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Message-ID: <Y4pH8NEzfAPGkyW7@kernel.org>
Date: Fri, 2 Dec 2022 15:46:08 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: James Clark <james.clark@....com>,
linux-perf-users@...r.kernel.org, namhyung@...nel.org,
linux-kernel@...r.kernel.org,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>
Subject: Re: [PATCH 1/2] perf tests: Fix "perf stat JSON output linter" test
for new output
Em Wed, Nov 30, 2022 at 10:18:49AM -0800, Ian Rogers escreveu:
> On Wed, Nov 30, 2022 at 3:15 AM James Clark <james.clark@....com> wrote:
> >
> > Commit c4b41b83c250 ("perf stat: Rename "aggregate-number" to
> > "cpu-count" in JSON") renamed a field, so update the tests to reflect
> > this.
> >
> > This fixes the following failure:
> >
> > $ sudo ./perf test "json output" -vvv
> > 96: perf stat JSON output linter :
> > --- start ---
> > test child forked, pid 327720
> > Checking json output: no args [Success]
> > Checking json output: system wide [Success]
> > Checking json output: interval [Success]
> > Checking json output: event [Success]
> > Checking json output: per thread [Success]
> > Checking json output: per node Test failed for input:
> > ...
> > Traceback (most recent call last):
> > File "./tools/perf/tests/shell/lib/perf_json_output_lint.py", line 93, in <module>
> > check_json_output(expected_items)
> > File "./tools/perf/tests/shell/lib/perf_json_output_lint.py", line 78, in check_json_output
> > raise RuntimeError(f'Unexpected key: key={key} value={value}')
> > RuntimeError: Unexpected key: key=cpu-count value=16
> > test child finished with -1
> > ---- end ----
> > perf stat JSON output linter: FAILED!
> >
> > Fixes: c4b41b83c250 ("perf stat: Rename "aggregate-number" to "cpu-count" in JSON")
> > Signed-off-by: James Clark <james.clark@....com>
>
> Namhyung mentioned reverting change c4b41b83c250, in which case
> merging this would break the test again. I think the revert is better.
Applied the revert, with an Acked-by: you.
> Thanks,
> Ian
>
> > ---
> > tools/perf/tests/shell/lib/perf_json_output_lint.py | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/perf/tests/shell/lib/perf_json_output_lint.py b/tools/perf/tests/shell/lib/perf_json_output_lint.py
> > index d90f8d102eb9..9c073e257d33 100644
> > --- a/tools/perf/tests/shell/lib/perf_json_output_lint.py
> > +++ b/tools/perf/tests/shell/lib/perf_json_output_lint.py
> > @@ -54,7 +54,7 @@ def check_json_output(expected_items):
> > raise RuntimeError(f'wrong number of fields. counted {count} expected {expected_items}'
> > f' in \'{line}\'')
> > checks = {
> > - 'aggregate-number': lambda x: isfloat(x),
> > + 'cpu-count': lambda x: isfloat(x),
> > 'core': lambda x: True,
> > 'counter-value': lambda x: is_counter_value(x),
> > 'cgroup': lambda x: True,
> > --
> > 2.25.1
> >
--
- Arnaldo
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