[Dovecot] Re: mailbox corruption

[Yannick Majoros]

Wietse Venema wrote:

>Yannick Majoros:
>  
>
>>Hello,
>>
>> Here is the description of a problem we habe been having for some time. 
>>Originally posted on the postfix-users mailing list, but no solution 
>>found to date.
>>
>>    
>>
>>>>>>We have been having problems with our mail system for a couple of
>>>>>>months. Every now and then, some mailboxes get corrupted: a
>>>>>>half-truncated message, usually without headers, is at the beginning
>>>>>>of the mailbox, causing it to become unaccessible.
>>>>>>
>>>>>>For information, we use:
>>>>>>
>>>>>>- fedora core 4
>>>>>>- postfix-2.2.2-2 rpm
>>>>>>- dovecot-0.99.14-4.fc4 rpm
>>>>>>- mailscanner-4.36.4-1 rpm
>>>>>>            
>>>>>>
>...
>  
>
>>Ok, I removed MailScanner and I still have the very same problem. 
>>Locking _does_ work for postfix and dovecot (discussed with Wietse, 
>>partly by mail).
>>
>>Any idea? As an alternative, is there a way of handling the problem 
>>better? Dovecot just locks on these corrupt mailboxes :-/ I didn't try 
>>Dovecot 1.0, as it is alpha and I don't have any package for that anyway 
>>(production system :-/ ).
>>    
>>
>
>What else is accessing the mailbox files? Any scripts running around
>that access mail without proper file locking, like scripts that
>replicate mail to another box? 
>
>Whay file system is being used?
>
>If you can't figure out which is broken, then you'll have to use
>maildir files.
>
>	Wietse
>
>  
>
 No scripts. If amavisd-new is safe, then nothing else should access 
mailboxes. Only via dovecot POP3/IMAP. Do you think it is worth to go 
for maildirs? Would the transition be easy enough to be sure that it 
won't be worst ?

 Thank you,

-- 
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Yannick Majoros http://www.inma.ucl.ac.be/~majoros
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