[systemd-devel] journal like cyclic buffer?

[Kay Sievers]

On Sun, Oct 27, 2013 at 6:52 PM, Warpme <warpme at o2.pl> wrote:
> Is there possibility to configure systemd journal to behave like cyclic
> buffer with given buffer size?
> Currently I see only rotation mechanism. Issue with rotation is that just
> after rotation, journal is almost empty and user don't have access to old
> log data.
> I have already many situations where interesting me log entries were
> unavailable (via journalctl) due rotated journal files.

The journal data is stored in several files. It's already a "ring
buffer", just with the granularity of the size of the individual
files. The size can be configured.

Kay