[CentOS] rsyslog.conf - why the "-" in this entry? mail.* -/var/log/maillog

Philippe Naudin

philippe.naudin at supagro.inra.fr
Tue Jun 5 15:00:05 UTC 2012

Le mar. 05 juin 2012 10:30:25 CEST, James B. Byrne a écrit:

> In dealing with an unrelated issue I came across this in rsyslog.conf.
> # The authpriv file has restricted access.
> authpriv.*                                       /var/log/secure
> # Log all the mail messages in one place.
> mail.*                                           -/var/log/maillog
> # Log cron stuff
> cron.*                                           /var/log/cron
> Why is there a "-" before /var/log/maillog?  This character is not
> present before any of the other log files specified in
> /etc/rsyslog.conf.

It means that writing to this logfile is not followed by a sync.

Philippe Naudin

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