[Dovecot] IMAP maildir performance difference between dovecot-uidlist versions?

Jack Stewart jstewart at caltech.edu
Sun Aug 17 22:33:23 EEST 2008


Hi,

Is there an IMAP performance difference using Maildir between using 
version 3 and version 1 of the dovecot-uidlist (either dovecot 1.0.7 or 
1.1.2)? It isn't entirely clear to me there is any difference as the 
filename may contain the size/vsize information. The servers will 
eventually be running 1.1.2 with the maildir_copy_preserve_filename 
turned on.

I'm doing a batch migration from courier to dovecot 1.0.7 and eventually 
dovecot 1.1.2. These servers are, and will continue to be, IMAP only 
(i.e. dedicated control/dovecot-uidlist files). The migration script is 
run once - no build on the fly. It does a readdir() to get the full 
filenames and make sure that list entries are only for existing files. 
As a result, there is almost complete freedom in the output format for 
the dovecot-uidlist.

Many thanks in advance!

---Jack

P.S. For better or worse, it does seem that once you are stuck with 
whatever initial version you choose.



-- 
Jack Stewart
IMSS, California Institute of Technology,
M/C 1-10, 1200 E. California Blvd, Pasadena, CA 91125
jstewart at caltech.edu / 626-309-4690
http://www.imss.caltech.edu


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