On Fri, 2010-09-03 at 08:19 +0200, Luca Palazzo wrote: > Hi Timo, > thanks you for reply. > I'm pretty sure you are right. Quota recalculation based on Maildir++ > standard is too I/O intensive for our system because we have lot of > maildirs migrated from old system. Mail files are missing often size in > filename so now I understand why so much stat calls. > Is there any script/util in dovecot to fix filenames?
The problem with changing filenames is that it changes also the maildir base filename. So that requires changing also dovecot-uidlist. But it gets worse if you use base filenames as POP3 UIDLs, then a change in it causes POP3 clients to redownload those mails.