linux-kernel - Re: [PATCH] perf test: Fix ftrace test with regex patterns

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Message-Id: <173082490183.149345.8969186375573010854.b4-ty@kernel.org>
Date: Tue, 05 Nov 2024 08:41:41 -0800
From: Namhyung Kim <namhyung@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>, 
 Ian Rogers <irogers@...gle.com>, Kan Liang <kan.liang@...ux.intel.com>, 
 Namhyung Kim <namhyung@...nel.org>
Cc: Jiri Olsa <jolsa@...nel.org>, Adrian Hunter <adrian.hunter@...el.com>, 
 Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...nel.org>, 
 LKML <linux-kernel@...r.kernel.org>, linux-perf-users@...r.kernel.org
Subject: Re: [PATCH] perf test: Fix ftrace test with regex patterns

On Sat, 02 Nov 2024 16:17:02 -0700, Namhyung Kim wrote:

> During the parallel testing, I've noticed some ftrace test failures.  It
> seems the regex pattern checks 100 msec of nanosleep with the error
> range of 10 msec.  But sometimes it's affected by other processes and
> resulted in more time in the syscall.
> 
> The following output shows that it took more than 120 msec and failed.
> Let's update the regex pattern so that it can allow more drifts.
> 
> [...]

Applied to perf-tools-next, thanks!

Best regards,
Namhyung