On 10.3.2011, at 23.49, Mike Abbott wrote: >> What kind of a test are you doing that causes these warnings? > > A stress test which manipulates messages via IMAP fetch, copy, search, > append, store flags, expunge, etc. and also sends mail via SMTP. I'll try to > narrow down if there's a specific command which triggers it, or if > dovecot-lda does, or what. Meanwhile I would welcome your educated guesses > as to where to look.
Well, saving a copy of dovecot-uidlist file would be useful in such situation. Maybe it shows something interesting about what's causing it. Or even better would be to save a copy of it after each change and seeing where it goes wrong. Also interesting would be to see if it makes a difference that uidlist is always rewritten rather than appended to. Attached patch does both.
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