[Dovecot] Broken dovecot-uidlist files

[Timo Sirainen]

On Tue, 2009-01-20 at 11:11 +0100, Ulrich Zehl wrote:
> I have just upgraded to 1.1.8, hoping to fix these types of errors:
> 
> Jan 20 10:39:27 laura deliver(xxxxxx at example.net): Broken file /srv/storage/mail/store/net/example/xx/xxxxxx/Maildir/dovecot-uidlist line 156: Invalid data:
> Jan 20 10:41:19 laura dovecot: POP3(yy.yy at example.at): Broken file /srv/storage/mail/store/at/example/yy.yy/Maildir/dovecot-uidlist line 2: Invalid data:
> 
> Unfortunately, they still pop up. Since I suspect these errors to be
> responsible for customers complaining about downloading mails twice, I'd
> like to fix them.

Yes, probably the reason.

> Our setup has multiple servers sharing the same NFS-mounted directory for
> maildirs and indexes; we have set
>   mmap_disable = yes
>   dotlock_use_excl = yes
>   fsync_disable = no
>   mail_nfs_index = yes
>   lock_method = fcntl

What about mail_nfs_storage=yes?

> As far as I can tell, for at least one of these errors, there was no
> concurrent access to the mailbox in question.

Are you also using Dovecot deliver?
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