GNU bug report logs - #71094
[PATCH] Prefer to run find and grep in parallel in rgrep

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Manuel Giraud <manuel <at> ledu-giraud.fr>
Cc: dmitry <at> gutov.dev, 71094 <at> debbugs.gnu.org, rgm <at> gnu.org, sbaugh <at> janestreet.com
Subject: bug#71094: [PATCH] Prefer to run find and grep in parallel in rgrep
Date: Thu, 23 May 2024 07:46:12 +0300

> From: Manuel Giraud <manuel <at> ledu-giraud.fr>
> Cc: dmitry <at> gutov.dev,  sbaugh <at> janestreet.com,  71094 <at> debbugs.gnu.org,
>   rgm <at> gnu.org
> Date: Wed, 22 May 2024 21:15:02 +0200
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> [...]
> 
> > Thanks, but we need the timings of the corresponding Emacs commands,
> > not the commands run from the shell prompt.
> 
> Ok.  What are those commands and how to timed them?

It's rgrep, AFAIU, according to the original report in this bug's
discussion.  Dmitry, would you please show Manual the commands you
were running in your benchmarks?

> > Btw, are you sure that xargs or grep don't pay attention to the fact
> > that their output is redirected to the null device, and do nothing?
> > Some variants of these commands are known to use such a trick, AFAIR.
> 
> I don't know.

OK, thanks.

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