[Dovecot] POP3 error

[Timo Sirainen]

On Mon, 2011-03-07 at 13:40 +0200, Thierry de Montaudry wrote:
> >>> Mar  7 11:19:51 xxx dovecot: pop3-login: Error: net_connect_unix(pop3) failed: Resource temporarily unavailable
..
> > Do you see any warning messages in logs containing "client connections are being dropped"?
> > 
> I did not see it on any machines. 

Hmh. Could you upgrade to 2.0.11? It splits the two causes of "Resource
temporarily unavailable" errors to two separate error messages. It would
help figuring out the problem.

> But for this specific one, I got the following after those errors, before restarting dovecot:
> 
> Mar  7 11:20:09 web4 dovecot: pop3(x at y): Error: net_connect_unix(/var/run/dovecot/dict) failed: Connection refused
> Mar  7 11:20:11 web4 dovecot: pop3-login: Error: read(pop3) failed: Connection reset by peer
> Mar  7 11:20:11 web4 dovecot: pop3-login: Error: read(pop3) failed: Connection reset by peer
> Mar  7 11:20:11 web4 dovecot: pop3-login: Error: read(pop3) failed: Connection reset by peer
> Mar  7 11:20:11 web4 dovecot: pop3-login: Error: read(pop3) failed: Connection reset by peer

This looks like processes started dying.