From: Richard Henderson <richard.henderson@linaro.org>
To: John Snow <jsnow@redhat.com>, qemu-devel@nongnu.org
Cc: "Hanna Reitz" <hreitz@redhat.com>,
"Philippe Mathieu-Daudé" <f4bug@amsat.org>,
"Daniel Berrange" <berrange@redhat.com>,
"Thomas Huth" <thuth@redhat.com>,
"Wainer dos Santos Moschetta" <wainersm@redhat.com>,
qemu-block@nongnu.org, "Kevin Wolf" <kwolf@redhat.com>,
"Beraldo Leal" <bleal@redhat.com>,
"Michael Roth" <michael.roth@amd.com>,
"Alex Bennée" <alex.bennee@linaro.org>
Subject: Re: [PATCH v4 08/12] tests/vm: add 1GB extra memory per core
Date: Tue, 12 Jul 2022 09:30:27 +0530 [thread overview]
Message-ID: <7aabac5e-cdff-c1e8-a9bb-a4fe276ed91c@linaro.org> (raw)
In-Reply-To: <20220708153503.18864-9-jsnow@redhat.com>
On 7/8/22 21:04, John Snow wrote:
> If you try to run a 16 or 32 threaded test, you're going to run out of
> memory very quickly with qom-test and a few others. Bump the memory
> limit to try to scale with larger-core machines.
>
> Granted, this means that a 16 core processor is going to ask for 16GB,
> but you*probably* meet that requirement if you have such a machine.
>
> 512MB per core didn't seem to be enough to avoid ENOMEM and SIGABRTs in
> the test cases in practice on a six core machine; so I bumped it up to
> 1GB which seemed to help.
>
> Add this magic in early to the configuration process so that the
> config file, if provided, can still override it.
>
> Signed-off-by: John Snow<jsnow@redhat.com>
> Reviewed-by: Daniel P. Berrangé<berrange@redhat.com>
> ---
> tests/vm/basevm.py | 5 +++++
> 1 file changed, 5 insertions(+)
Acked-by: Richard Henderson <richard.henderson@linaro.org>
next prev parent reply other threads:[~2022-07-12 4:11 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-08 15:34 [PATCH v4 00/12] Improve reliability of VM tests John Snow
2022-07-08 15:34 ` [PATCH v4 01/12] qga: treat get-guest-fsinfo as "best effort" John Snow
2022-07-11 6:30 ` Marc-André Lureau
2022-07-08 15:34 ` [PATCH v4 02/12] tests/vm: use 'cp' instead of 'ln' for temporary vm images John Snow
2022-07-12 3:58 ` Richard Henderson
2022-07-08 15:34 ` [PATCH v4 03/12] tests/vm: switch CentOS 8 to CentOS 8 Stream John Snow
2022-07-12 3:58 ` Richard Henderson
2022-07-08 15:34 ` [PATCH v4 04/12] tests/vm: switch centos.aarch64 " John Snow
2022-07-12 3:58 ` Richard Henderson
2022-07-08 15:34 ` [PATCH v4 05/12] tests/vm: upgrade Ubuntu 18.04 VM to 20.04 John Snow
2022-07-12 3:58 ` Richard Henderson
2022-07-08 15:34 ` [PATCH v4 06/12] tests/vm: remove ubuntu.i386 VM test John Snow
2022-07-12 3:59 ` Richard Henderson
2022-07-08 15:34 ` [PATCH v4 07/12] tests/vm: remove duplicate 'centos' " John Snow
2022-07-12 3:59 ` Richard Henderson
2022-07-08 15:34 ` [PATCH v4 08/12] tests/vm: add 1GB extra memory per core John Snow
2022-07-12 4:00 ` Richard Henderson [this message]
2022-07-08 15:35 ` [PATCH v4 09/12] tests/vm: Remove docker cross-compile test from CentOS VM John Snow
2022-07-12 4:00 ` Richard Henderson
2022-07-08 15:35 ` [PATCH v4 10/12] tests/qemu-iotests: hotfix for 307, 223 output John Snow
2022-07-08 15:35 ` [PATCH v4 11/12] tests/qemu-iotests: skip 108 when FUSE is not loaded John Snow
2022-07-08 15:35 ` [PATCH v4 12/12] iotests: fix copy-before-write for macOS and FreeBSD John Snow
2022-07-12 18:34 ` [PATCH v4 00/12] Improve reliability of VM tests John Snow
2022-07-18 7:46 ` Thomas Huth
2022-07-18 8:17 ` Thomas Huth
2022-07-18 23:43 ` John Snow
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