Am 01.12.2011 16:02, schrieb Simon Brereton: > On 1 December 2011 04:56, Roland de Lepper <roland.de.lep...@gmail.com> wrote: >> Hi, >> >> Where're planning to migrate postfix from Suse to Ubuntu 10.04 LTS. The >> Postfix version on Suse has an higher version number than in Ubuntu 10.04LTS >> (2.7.2 - 2.7.0).
use backports lucid-backports (mail): High-performance mail transport agent 2.8.5-2~build0.10.04: amd64 i386 >> >> Because of the migration we have to shutdown the MySQL server to make a full >> dump of it and import is on the new mailserver. In the meantime, all mail >> coming to the old-mailserver will be stored in the HOLD queue. >> When the new Mailserver is ready (with the same hostname and >> public-ipaddress) I want to copy the HOLD queue from the old mailserver to >> the new mailserver, then do a postsuper -r ALL to deliver the messages on >> the new mailserver. > > I can't tell you. But why not stop postfix BEFORE you stop the database? > > That way every (legitimate) sending server will hold outgoing mail for > up to 5 days and you can then copy your DB in peace, move it to the > new box, set it up, make sure it's working and generally not operate > under any time pressure (so long as you warn your users there is an > outage window). > > Simon -- Best Regards MfG Robert Schetterer Germany/Munich/Bavaria
