Bug#1057459: systemd: journald polluting dmesg buffer with repeated rotation messages

[Luca Boccassi]

Control: tags -1 wontfix
Control: close -1

On Tue, 05 Dec 2023 11:50:13 +0000 Vallo Kallaste <m1na1se at posteo.ee>
wrote:
> Package: systemd
> Version: 252.17-1~deb12u1
> Severity: normal
> X-Debbugs-Cc: m1na1se at posteo.ee
> 
> Dear Maintainer,
> 
> Removing /var/log/journal or setting Storage=volatile in
> /etc/systemd/journald.conf leads to pollution of dmesg buffer with
> messages like below. This was not the case in Debian 11.
> I intend to log only to ephemeral /run/log/journal storage and expect
> log rotations to not pollute kernel message buffer.
> This is a system with 2GB of RAM and hence ~200MB tmpfs /run:

This is not "pollution", this is entirely expected, when there's a
rotation there's a log message. You can change the sizes so that
rotations are less frequent:

https://www.freedesktop.org/software/systemd/man/252/journald.conf.html#SystemMaxUse=

-- 
Kind regards,
Luca Boccassi
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