Error in /var/log/maillog ...

Adam Tauno Williams awilliam at
Mon Jun 12 14:02:40 EDT 2017

Quoting "Walter H. via Info-cyrus" <info-cyrus at>:
> on my CentOS6 I see this error
> Jun 12 08:02:33 mail master[1941]: setrlimit: Unable to set file
> descriptors limit to -1: Operation not permitted

It is normal-ish.

It might be useful to look at /etc/security/limits.conf and ulimits in  

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