Re: CI and test improvements

From: Justin Pryzby <pryzby(at)telsasoft(dot)com>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Andrew Dunstan <andrew(at)dunslane(dot)net>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Noah Misch <noah(at)leadboat(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Anastasia Lubennikova <lubennikovaav(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Melanie Plageman <melanieplageman(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, Daniel Gustafsson <daniel(at)yesql(dot)se>
Subject: Re: CI and test improvements
Date: 2022-11-17 03:58:39
Message-ID: 20221117035839.GC11463@telsasoft.com
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On Wed, Nov 16, 2022 at 07:48:14PM -0800, Andres Freund wrote:
> I've used this a bunch on personal branches, and I think it's the way to
> go. It doesn't take long, saves a lot of cycles when one pushes something
> broken. Starts to runs the CompilerWarnings task after a minimal amount of
> sanity checking, instead of having to wait for a task running all tests,
> without the waste of running it immediately and failing all the different
> configurations, which takes forever.

Well, I don't hate it.

But I don't think you should call "ccache -z":

On Tue, Oct 18, 2022 at 12:09:30PM -0500, Justin Pryzby wrote:
> I realized that ccache -z clears out not only the global stats, but the
> per-file cache stats (from which the global stats are derived) - which
> obviously makes the cache work poorly.

--
Justin

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