[Dovecot] reload without shutting imap connections down

Daniel Reinhardt cryptodan at gmail.com
Tue Jul 16 14:49:33 EEST 2013


>From the looks and sounds of things your Dovecot installation and
configuration is crashing without creating a dump.  What happens prior to
the aforementioned log entries?


On Tue, Jul 16, 2013 at 11:44 AM, Hajo Locke <hajo.locke at gmx.de> wrote:

> Hello,
> we have some problems with users who report connectionproblems to dovecot
> sometimes. According to the logs there are dovecot reloads at this times.
> Seems that a reload also causes dovecot to shut all imapconnections down:
> Jul 16 13:31:40 myhostname dovecot: master: Warning: SIGHUP received -
> reloading configuration
> Jul 16 13:31:40 myhostname dovecot: imap: Server shutting down.
> bytes=251/675
> I tried to reload by initscript or sending -HUP manually to pid, dovecot
> is shutting down imapconnections and i think this is the reason for users
> to report this problems with some clients.
> This seems to be new with versions 2.x, i have some old 1.2.x dovecots
> running and cant find "Server shutting down" in their logs after reload.
> I have still potential to reduce reloads, but cant avoid them completely.
> Is there a workaround?
> Thanks,
> Hajo

Daniel Reinhardt
cryptodan at cryptodan.net

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