[Dovecot] Time moved backwards by 4398 seconds

Johannes Berg johannes at sipsolutions.net
Fri Jun 20 11:59:06 EEST 2008

On Fri, 2008-06-20 at 10:53 +0200, Anders wrote:
> Dovecot (v1.1.rc8) died tonight, with an error about time moving
> backwards by 4398 seconds. I can see from logs that this has happend a
> few times before with the imap processes, without me noticing. I sure
> noticed the master process missing, though :-).
> I was puzzled that it was always 4398 seconds, in particular because
> this server runs an NTP daemon. A little searching for this problem
> shows that it is an issue with the Linux kernel gettimeofday(), see
> e.g. http://lkml.org/lkml/2007/8/23/96

The thread puts it down to buggy hardware and puts a workaround into the
kernel where it belongs, not in dovecot.

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