[Dovecot] POP3 error
robert at schetterer.org
Tue Mar 8 23:37:13 EET 2011
Am 08.03.2011 21:38, schrieb Attila Nagy:
> On 03/08/2011 06:51 PM, Charles Marcus wrote:
>> On 2011-03-08 12:42 PM, Thierry de Montaudry wrote:
>>> On 08 Mar 2011, at 19:37, Charles Marcus wrote:
>>>> So... if the httpd process is the one consuming all of the CPU, doesn't
>>>> it stand to reason that it might be something to do with one of your
>>>> apps, and not dovecot?
>>> But then why was it fine with 1.1.13, which never had once this
>>> problem in 2 years? or is 2.0.9 slower, or consuming more resources
>>> to create the problem?
>> You don't see how it might be possible that 2.0.x does something that
>> 1.1.x didn't do that your webmail app might not like, without it being a
>> dovecot bug?
>> I'm not saying it is or it isn't, but I'd look there first - see if an
>> update is available for your webmail app... since you were running an
>> ancient version of dovecot, maybe you're also running an ancient version
>> of it too?
> I can see similar problems (subject: "Restarting dovecot-auth stops
> authentication"), on a different OS, and nothing common in the webmail
> I think this is clearly related to Dovecot. It handles load very badly
> (well, it seems at least on common OS settings), doesn't just slow down,
> but starts to refuse clients.
> It seems to be obvious that the interprocess socket communication is
> where it fails, so this is what needs to be investigated.
> Sadly, doing this on a machine, which cries for a deep breath already is
> not always easy.
you might upgrade to the latest 2.x code
as it might possible your using more stuff
then you had in older versions, after all there was a long performance
thread on this list , look for it in archives
MfG Robert Schetterer
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