OpenSSH and syslog

Damien Miller djm at
Sat Apr 18 09:58:03 AEST 2015

On Fri, 17 Apr 2015, Pablo Castellazzi wrote:

> Hello.
> Today i found an interesting problem related to OpenSSH. If you open
> enough connections to /dev/log which your current logger can?t handle,
> you can?t logging remotely using SSH which is blocked waiting for
> access to /dev/log.

OpenSSH just calls syslog(), so the blocking behaviour is in libc.


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