postfix-users October 2010 archive
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postfix-users: Re: some watchdog timeout

Re: some watchdog timeout

From: Patrick Proniewski <patrick.proniewski_at_nospam>
Date: Sun Oct 10 2010 - 11:31:57 GMT
To: Jeroen Geilman <jeroen@adaptr.nl>

On 10 oct. 2010, at 12:26, Jeroen Geilman wrote:

>>> The $max_idle timer uses select(2), poll(2), epoll(3) or /dev/poll
>>> depending on the operating system type and version. Failure of this
>>> timer is usually a symptom of virtualization bugs.
>>
>> That's interesting! Thank you. The FreeBSD server running those postfix is a virtual machine on top of VMWare ESXi, and running VMWare Tools.
>> I'll try to get some support from VMWare (and FreeBSD users), but if someone here has an idea (vmware issue? bios tuning? freebsd tuning?...) I'd be happy to read about it.

> I'd start with the version of postfix you're running - what is it ?
> I run postfix on half a dozen vmware ESX guests, all of them Ubuntu, never had any sort of problem with this.
> They all run 2.6 or higher.

I'm running Postfix 2.7.1 on top of FreeBSD 7.3-RELEASE-p2 #0, amd64, on top of ESXi 4
But if it's linked to virtualization, it might be a vmware tools problem...

Patrick PRONIEWSKI
-- Administrateur Systčme - SENTIER - Université Lumičre Lyon 2