[systemd-devel] How does journald talks to other services?

Nishant Nayan nayan.nishant2000 at gmail.com
Wed Aug 25 11:19:30 UTC 2021


Got it.
What do we mean by "indexing" of logs for faster lookup? , Journlad does
this
I have seen this word in docs but no clear explanation, is it related to
addition of timestamp, process_name, log_priority (info,debug...) to the
log messages ?



On Tue, 24 Aug 2021 at 11:54, Lennart Poettering <lennart at poettering.net>
wrote:

> On Di, 24.08.21 09:11, Nishant Nayan (nayan.nishant2000 at gmail.com) wrote:
>
> > So what are the cases where syslog forwards logs to journal?
> > Is there a case where both journal and syslog end up sending same logs to
> > each other ( like a cycle ) resulting in duplicate logs?
>
> systemd does not pick up messages from another syslog service, only from
> syslog clients. Thus, there is no loop.
>
> Lennart
>
> --
> Lennart Poettering, Berlin
>
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