[Dovecot] vsz_limit

[Timo Sirainen]

On 9.2.2012, at 10.41, Héctor Moreno Blanco wrote:

> I can see these errors, but I'm not sure if they have something to do with my problem:
> 
> ...
> Feb  8 12:04:57 XXXXXX dovecot: imap-login: Error: read(imap) failed: Connection reset by peer
> Feb  8 12:04:57 XXXXXX dovecot: imap-login: Error: read(imap) failed: Remote closed connection (process_limit reached?)
> Feb  8 12:04:57 XXXXXX dovecot: imap-login: Error: fd_send(imap, 16) failed: Broken pipe

imap service isn't responding.

> Feb  8 12:08:09 XXXXXX dovecot: imap-login: Error: master(imap): Auth request timed out (received 0/12 bytes)

imap process isn't responding because auth process isn't responding.

> Do you see anything wrong?

Yes. Is the system load very high? That could explain this. Or do you see any other error messages? Those errors you pasted above show that something is wrong, but not the root cause of what's wrong.

> Anyway, I'm going to investigate what David Warden told me about the "High Security" mode, just in case it is related to my problem.

It could at least help reduce the load. Also it would be a good idea to upgrade to latest v2.0.