On Wed, 2011-02-09 at 07:12 +0100, Frank Bonnet wrote: > We actually use MBOX format on our mailhub but this > does not permit to create IMAP subfolders.
It does, although it's less obvious how to do that with most clients. > My problem is to choose the format that will permit > imap subfolders creation. Even mbox supports it, although the filesystem becomes a bit ugly: http://wiki2.dovecot.org/MboxChildFolders > Maildir is not my favorite format and I wonder about > MDBOX. > > Does it permit imap subfolders creation ? Sure. > It is possible to convert from MBOX to MDBOX in one shot ? You can run dsync one user at a time, and of course you can run it for as many users as you want. I'd suggest switching a few users first to make sure everything will work nicely. > Is it stable / mature enoug for a production server ( 4000 users ) ? I hope so. :)