linux-kernel - Re: [PATCH V3] perf scripts python: Add a script to run instances of perf script in parallel

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Date: Fri, 26 Apr 2024 17:34:59 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>, Ian Rogers <irogers@...gle.com>,
	linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org
Subject: Re: [PATCH V3] perf scripts python: Add a script to run instances of
 perf script in parallel

On Fri, Apr 26, 2024 at 06:24:12PM +0300, Adrian Hunter wrote:
> On 26/04/24 15:48, Arnaldo Carvalho de Melo wrote:
> >   +       python3 "${pp}" -o "${output2_dir}" --jobs 4 --verbose --per-cpu -- perf script -i "${perf_data}"
 
> Sorry, didn't have shellcheck installed!

Its a life saver, when I saw what it found I slapped myself in the face
for having applied that patch ;-(
 
> Looks good. The shellcheck page refers to bash for "${var:?}"
> but it is POSIX too.

Thanks for checking! We really need more build checks like that.

- Arnaldo