From: "SZEDER Gábor" <szeder.dev@gmail.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: git@vger.kernel.org, entwicklung@pengutronix.de
Subject: Re: git slow unless piped to cat
Date: Tue, 27 Aug 2019 10:41:11 +0200 [thread overview]
Message-ID: <20190827084111.GU20404@szeder.dev> (raw)
In-Reply-To: <20190827081559.mt5wjpdvqzn62dib@pengutronix.de>
On Tue, Aug 27, 2019 at 10:15:59AM +0200, Uwe Kleine-König wrote:
> I have a problem here with git being slow in some situations.
> Using git 2.23.0 (from Debian) the effect is:
>
> ukl@dude.ptx:/ptx/src/git/linux.git$ sudo sh -c "echo 3 > /proc/sys/vm/drop_caches"; time git show v5.2
> tag v5.2
> ...
>
> real 0m12.727s
> user 0m0.300s
> sys 0m0.371s
>
> But to get the actual data isn't the problem:
>
> ukl@dude.ptx:/ptx/src/git/linux.git$ sudo sh -c "echo 3 > /proc/sys/vm/drop_caches"; time git show v5.2 | cat
> tag v5.2
> ...
>
> real 0m0.764s
> user 0m0.014s
> sys 0m0.020s
>
How does 'git --no-pager show v5.2' perform? If it's as fast as the
case piping the output to cat, then look into what pager and pager
options you use.
next prev parent reply other threads:[~2019-08-27 8:41 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-27 8:15 git slow unless piped to cat Uwe Kleine-König
2019-08-27 8:41 ` SZEDER Gábor [this message]
2019-08-27 8:56 ` Uwe Kleine-König
2019-08-27 9:12 ` Philipp Zabel
2019-08-27 9:44 ` SZEDER Gábor
2019-08-27 10:04 ` Uwe Kleine-König
2019-08-27 10:33 ` SZEDER Gábor
2019-08-27 10:56 ` Uwe Kleine-König
2019-08-27 11:28 ` Michal Suchánek
2019-08-27 18:59 ` Jeff King
2019-08-27 21:32 ` Uwe Kleine-König
2019-08-27 21:38 ` Bryan Turner
2019-08-28 10:24 ` Uwe Kleine-König
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