[systemd-devel] Forwarding to syslog missed XX messages

David Herrmann dh.herrmann at gmail.com
Mon Sep 15 05:05:30 PDT 2014


Hi

On Mon, Sep 15, 2014 at 1:43 PM, Reindl Harald <h.reindl at thelounge.net> wrote:
>
>
> Am 15.09.2014 um 13:38 schrieb David Herrmann:
>> On Mon, Sep 15, 2014 at 1:20 PM, Reindl Harald <h.reindl at thelounge.net> wrote:
>>> anybody an idea why?
>>
>> The syslog daemon couldn't keep up with reading the log-messages. You
>> might wanna increase the syslog receive-queue in your syslog daemon or
>> make sure you don't flush that many messages to it.
>
> i see that on any machine, even nearly idle ones
> no idea where are "that many messages" below
>
> one reason more to keep the noise of informational
> messages low (log-flood sessionmanager and so on)
>
> Sep 15 13:30:02 localhost sshd[5066]: Did not receive identification string from *.*.*.*
> Sep 15 13:34:45 localhost systemd-journal[4946]: Forwarding to syslog missed 12 messages.
> Sep 15 13:35:02 localhost sshd[5077]: Did not receive identification string from *.*.*.*
> Sep 15 13:36:06 localhost sshd[5085]: Accepted publickey for root from *.*.*.* port 13108 ssh2
> Sep 15 13:36:06 localhost systemd-journal[4946]: Forwarding to syslog missed 2 messages.
> Sep 15 13:36:06 localhost systemd[1]: Starting Session 1458 of user root.
> Sep 15 13:36:06 localhost systemd[1]: Started Session 1458 of user root.
> Sep 15 13:36:06 localhost systemd-logind[384]: New session 1458 of user root.
> Sep 15 13:36:06 localhost sshd[5085]: pam_unix(sshd:session): session opened for user root by (uid=0)
> Sep 15 13:36:06 localhost sshd[5085]: Received disconnect from *.*.*.*: 11: disconnected by user
> Sep 15 13:36:06 localhost sshd[5085]: pam_unix(sshd:session): session closed for user root
> Sep 15 13:36:06 localhost systemd-logind[384]: Removed session 1458.
> Sep 15 13:36:45 localhost sshd[5162]: Accepted publickey for root from *.*.*.* port 13128 ssh2
> Sep 15 13:36:45 localhost systemd-journal[4946]: Forwarding to syslog missed 8 messages.

Can you compare the messages in journald with the syslog messages?
It'd be interesting to see whether some messages are really dropped.

Thanks
David


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