[Dovecot] Corrupted index cache file issues (Corrupted physical size)

[Timo Sirainen]

On Jun 9, 2009, at 11:49 AM, Brent Bloxam wrote:

> Timo Sirainen wrote:
>> On Jun 8, 2009, at 7:06 AM, Brent Bloxam wrote:
>>> Hello,
>>>
>>> I'm running Dovecot 1.1.13 on FreeBSD 7.0-RELEASE and I'm  
>>> receiving a large number of errors much like the following:
>>>
>>> dovecot: Jun 08 09:27:04 Error: IMAP(x at x.x): Corrupted index cache  
>>> file /nfs/x.x/x/Maildir/dovecot.index.cache: Corrupted physical  
>>> size for uid=2284: 5312 != 5217
>> How are you saving messages to the maildir? Do these happen for new  
>> mails also or only old ones?
>
> At the moment messages are being saved to the maildir through  
> maildrop (called from qmail), as we're migrating from an old system.  
> I'm not sure how I could go about pinpointing whether this affects  
> new or old emails as I'm not aware of what actually generates this  
> error. Any suggestions?

You'll see the uid=2284 above. Find the filename for that UID from  
dovecot-uidlist file and see how new the file is. Also does that  
filename contain ,S=5312? And what is the real size of the file?