[Dovecot] Problems with dovecot 1.0rc5 + MySQL 5.0.24

Chris Cappuccio chris at nmedia.net
Thu Aug 24 02:59:33 EEST 2006

You need to look at your mysql error log.  The defaults on OpenBSD 3.9
are rather low and you may be running out of file descriptors for the
mysql process or some other wierdness.  I use mysql 5.0 with openbsd 4.0
(snapshot) and it works great, but I increase openfiles-cur in the daemon
class (see /etc/login.conf) to 8192 and kern.maxfiles to 16384 (see

Daniel Torreblanca [regulatethis at gmail.com] wrote:
> Hi all,
> I'm having an intermittent problem logging users in through a webmail
> client (RoundCube). My maillog reports this:
> auth(default): vmysql: sql error[3]: MySQL server has gone away
> imap-login: Disconnected: user=<sales at coppersinkdepot.com>,
> method=PLAIN, rip=, lip=, secured
> The MySQL server hasn't gone anywhere, I can log into it fine and
> other apps report no problems with it.
> Restarting Dovecot fixes this issue, but it'll just happen again later.
> I'm on OpenBSD 3.9 using vpopmail.
> I've looked through the mailing list archives but can't find any info
> on this specific problem.
> Any ideas?

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