[Dovecot] dsync Migration Couldn't keep all uids dove 2.1.16

Robert Schetterer rs at sys4.de
Wed May 22 15:56:34 EEST 2013


Am 22.05.2013 13:36, schrieb Robert Schetterer:
> Am 22.05.2013 10:32, schrieb Robert Schetterer:
>> Hi Timo, using
>>
>> http://wiki2.dovecot.org/Migration/Dsync
>>
>> for migration
>>
>> i am getting this in periods
>>
>> dsync(sys4-test-2 at example.de): Info: INBOX: Couldn't keep all uids
>> dsync(sys4-test-2 at example.de): Warning: Mailbox changes caused a desync.
>> You may want to run dsync again.
>> dsync(sys4-test-2 at example.de): Warning: I/O leak: 0x756547164490 (line
>> 1229, fd 15)
>> dsync(sys4-test-2 at example.de): Warning: I/O leak: 0x756547164490 (line
>> 1229, fd 10)
>> dsync(sys4-test-2 at example.de): Warning: Timeout leak: 0x7565471647a0
>> (line 1316)
>> dsync(sys4-test-2 at example.de): Warning: Timeout leak: 0x7565471647a0
>> (line 1316)
>>
>>
>> Best Regards
>> MfG Robert Schetterer
>>
> 
> sorry for noise , i did more testing, guess the general problem
> is in missing read
> 
> Problems
> 
>     POP3 message order (when it's different from IMAP message order) is
> currently preserved only when destination is Maildir
> 
> for small test procedure works with maildir
> 
> anyone testet allready , if  do a migration to maildir, and afterwards
> convert mailboxes to mdbox avoiding redownload for pop3 is working ( i.e
> for pop3 user that left mail on the server )?, my guess its not working
> by design of mdbox
> 
> 
> Best Regards
> MfG Robert Schetterer
> 

Hi Timo,

more tests showed up, that expunged mails arent synced anyway whatever
mailbox format is used


perhaps that problem ?

If source POP3 server merges multiple IMAP mailboxes into one POP3
INBOX, the migration won't be transparent.
If source IMAP and POP3 servers return messages somehow differently,
pop3-migration plugin might not be able to match the messages

how test this on source server i dont see something special there using
telnet and/or Thunderbird


Best Regards
MfG Robert Schetterer

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