[Dovecot] 1.1rc1: Maximum number of mail processes exceeded

[Timo Sirainen]

On Feb 25, 2008, at 11:25 AM, Ralf Hildebrandt wrote:

> I'm getting "Maximum number of mail processes exceeded" messages when
> 512 imap Processes are active.

Note that only max_mail_processes affects this.

> Warning: fd limit 1024 is lower than what Dovecot can use under full
> load (more than 1712). Either grow the limit or change
> login_max_processes_count and max_mail_processes settings

This is just a warning. If the fd limit is exceeded Dovecot just  
starts logging "out of file descriptors" errors.

> ulimit -n unlimited

Doesn't seem to work:

# ulimit -n unlimited
# ulimit -n
1024

# ulimit -n 10000
# ulimit -n
10000

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