From: Thomas Huth <thuth@redhat.com>
To: qemu-devel@nongnu.org
Cc: Stefan Hajnoczi <stefanha@redhat.com>,
"Daniel P. Berrange" <berrange@redhat.com>
Subject: Re: qemu CI & ccache: cache size is too small
Date: Mon, 27 May 2024 13:19:05 +0200 [thread overview]
Message-ID: <5d4de3b2-a940-44e1-bde9-77e8389fb58c@redhat.com> (raw)
In-Reply-To: <4ccbaa65-41cf-4317-9dfb-2c9ab17296d0@tls.msk.ru>
On 27/05/2024 12.49, Michael Tokarev wrote:
> Hi!
>
> Noticed today that a rebuild of basically the same tree (a few commits apart)
> in CI result in just 11% hit rate of ccache:
>
> https://gitlab.com/mjt0k/qemu/-/jobs/6947445337#L5054
For me, the results look better:
https://gitlab.com/thuth/qemu/-/jobs/6918599017#L4954
> while it should be near 100%. What's interesting in there is:
>
> 1) cache size is close to max cache size,
> and more important,
> 2) cleanups performed 78
>
> so it has to remove old entries before it finished the build.
Did you maybe switch between master and stable branches before that run? ...
I guess that could have invalidated most of the cached files since we
switched from CentOS 8 to 9 recently...?
Thomas
next prev parent reply other threads:[~2024-05-27 11:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-27 10:49 qemu CI & ccache: cache size is too small Michael Tokarev
2024-05-27 11:19 ` Thomas Huth [this message]
2024-05-27 11:38 ` Michael Tokarev
2024-06-03 11:29 ` Daniel P. Berrangé
2024-06-03 12:09 ` Michael Tokarev
2024-06-03 11:25 ` Daniel P. Berrangé
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