[Dovecot] Dovecot crash in 1.0.13

[Timo Sirainen]

On May 21, 2008, at 9:40 AM, Peter Eriksson wrote:

>> mail_process_size setting limits this to 256 MB by default. You could
>> increase it or drop it completely. It's there mainly to catch memory
>> leaks and such because users rarely reach this limit.
>>
>>> Question: Should Dovecot handle this better somehow?
>>
>> Perhaps the error message could mention mail_process_size setting. :)
>
> Perhaps. Or some sizing guidelines next to that setting in the config
> file so one can make some decision on how many mails you wish to  
> support
> per folder... (Ie, 256MB -> max 471142 mails). Might be difficult to  
> get
> an exakt number depending on CPU limits (alignment of data types in
> structs and stuff).

It mostly depends on mails and clients. dovecot.index.cache file takes  
most of the memory and there's no good way to estimate its size.

> Btw, why is the whole Dovecot system shutting down due to a bug in the
> 'imap' subprocess? It's rather annoying for the rest of the users...

It shouldnt' be.

> May 20 15:16:32 ifm.liu.se dovecot: [ID 107833 mail.info] IMAP(inand):
> Server shutting down

Do you mean you didn't cause this manually?
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