[Dovecot] Unexpected behaviour when deleteing a big mailbox

Steffen Kaiser skdovecot at smail.inf.fh-bonn-rhein-sieg.de
Thu Mar 29 17:19:47 EEST 2007


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On Tue, 27 Mar 2007, Timo Sirainen wrote:

> It wasn't ext3's fault actually after all what I noticed. In your other test 
> the problems could be explained by maildir_copy_preserve_filenames=yes but 
> I'm not actually sure about this. Can you still reproduce the errors with 
> rc28?

I currently run a test with RC28, but it is very slow, because of lots of 
" stalled for 1356 secs in APPEND".

I see that you haven't included the patch:
http://dovecot.org/patches/debug/imap-append-hang-debug.diff
in RC28, is this intentional?

> xfs is a lot slower than ext3 with maildir at least in my tests.

Doh, hm, I'm back to ext3 then.

When Ext3 opens a directory with many many files, the whole system slows 
down, an user managed to issue a tremendous slow down via NFS on the 
server. :-(

Bye.

- -- 
Steffen Kaiser
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