[Dovecot] 1.0.RC2 to 1.1.2
Radomir Zoltowski
radomir.zoltowski at s3group.com
Fri Aug 29 13:04:04 EEST 2008
Hi Timo,
Now it is a little bit late as I had to switch off 1.1.2 and revert to
1.0.RC2, where I don't see these errors any more. The server is in kind
of production and I cannot just swap versions and disable my beloved
users... at the moment.
1. The first is right, 1.1.2 complains about something after 1.0.RC2,
but every folder is listed just once in the log, what indicates self
healing.
2. Hard to replicate, you need to have multiple users accessing same
folders, folders are auto-mounted through NFS, mail agent Thunderbird
and/or Outlook, effective UID/GID gives write permissions only on
'drwxrws---' folders thorugh SGID, otherwise only owner has write
permissions, therefore often building indices in memory. Thunderbird
seems to go into endless loop while trying to rebuild indices, where it
fails to respond. The section below repeats endlessly until dovecot + TB
are killed.
dovecot: Aug 28 16:58:22 Error: IMAP(user): Log synchronization error at
seq=1,offset=24 for
/home/user/mailarchive/Facilities/Cleaning/.imap/Waste &-
Recycling/dovecot.index: Broken extension introduction: Record field
points outside record size (0+16 > 8)
dovecot: Aug 28 16:58:22 Warning: IMAP(user): fscking index file
/home/user/mailarchive/Facilities/Cleaning/.imap/Waste &-
Recycling/dovecot.index
dovecot: Aug 28 16:58:23 Warning: IMAP(user): fscking index file
(in-memory index)
dovecot: Aug 28 16:58:23 Error: IMAP(user): Next message unexpectedly
lost from 5382
dovecot: Aug 28 16:58:23 Error: IMAP(user): Next message unexpectedly
lost from 8324
dovecot: Aug 28 16:58:23 Error: IMAP(user): Next message unexpectedly
lost from 8324
dovecot: Aug 28 16:58:23 Error: IMAP(user): Next message unexpectedly
lost from 8324
dovecot: Aug 28 16:58:23 Error: child 18945 (imap) killed with signal 11
[...]
At the source:
> ls -al
total 28
drwxrws--- 7 user group 4096 Aug 28 17:23 .
drwxrws--- 3 user group 4096 Aug 28 17:23 ..
drwxrws--- 2 user group 4096 Aug 28 17:23 Daily
drwxrwx--- 2 user group 4096 Aug 28 15:04 Sanitary
drwxrwx--- 2 user group 4096 Aug 28 15:04 Shredit
drwxrwx--- 2 user group 4096 Aug 28 15:04 Special
drwxrwx--- 2 user group 4096 Aug 28 15:04 Waste &- Recycling
> ls -al Waste\ \&-\ Recycling/
total 232
drwxrwx--- 2 user group 4096 Aug 28 15:04 .
drwxrws--- 7 user group 4096 Aug 28 17:23 ..
-rwxrwx--- 1 user group 18 May 23 2006 .customflags
-rw------- 1 user group 4536 Aug 28 17:21 dovecot.index
-rw------- 1 user group 107520 Aug 28 17:21 dovecot.index.cache
-rwxrwx--- 1 user group 26152 Aug 28 17:21 dovecot.index.log
-rwxrwx--- 1 user group 1608 Jul 21 2006 .imap.index
-rwxrwx--- 1 user group 60140 Jul 21 2006 .imap.index.data
-rwxrwx--- 1 user group 2576 Apr 4 2006 .imap.index.log
-rwxrwx--- 1 user group 1556 Jul 21 2006 .imap.index.tree
I have 1.1.2 side installation, so I could try though...
R.
Timo Sirainen wrote:
> On Thu, 2008-08-28 at 13:42 +0100, Radomir Zoltowski wrote:
>
>> Hi all,
>>
>> I've switched versions from the 1.0.RC2 to 1.1.2. Now I see a number of
>> errors, e.g.:
>>
>> dovecot: Aug 28 12:58:06 Error: IMAP(user): Log synchronization error at
>> seq=1,offset=24
>> for /home/user/mailarchive/Tools/Cadence/.imap/Cadence/dovecot.index:
>> Broken extension introduction: Record
>> field points outside record size (0+16 > 8)
>>
>
> Do these happen often? Or maybe it's just a buggy log file that 1.0.rc2
> wrote and 1.1.2 complained about?
>
>
>> dovecot: Aug 28 12:58:10 Error: IMAP(user): Next message unexpectedly
>> lost from 257852
>> dovecot: Aug 28 12:58:10 Error: IMAP(user): Unexpectedly lost From-line
>> at 257852
>> dovecot: Aug 28 12:58:10 Error: IMAP(user): Next message unexpectedly
>> lost from 262539
>>
>
> These are a bit more strange. You could see if running with this patch
> for a while helps: http://hg.dovecot.org/dovecot-1.1/rev/7f5cc9e805ec
>
> But in any case it would be helpful if you could figure out a way to
> reproduce it.
>
--
_________________________________________________________
Radomir Zoltowski <Radomir.Zoltowski at s3group.com>
Applications Engineer
Silicon & Software Systems Ltd., IT Department
South County Business Park, Leopardstown, Dublin 18, IRELAND
Tel.: +353 1 291 1224, Fax: +353 1 291 1001
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