[Dovecot] Broken dovecot-uidlist files

[Ulrich Zehl]

On Tue, Jan 27, 2009 at 08:30:14AM +0100, Ulrich Zehl wrote:
> On Mon, Jan 26, 2009 at 10:02:19AM -0500, Timo Sirainen wrote:
> > Perhaps the NFS cache flushing doesn't work then for some reason. What
> > OS (kernel) are you using on the Dovecot servers? How big values have
> > you set to attribute cache?
> 
> On the client side, it's Linux 2.6.23.16. All attribute cache related
> values are at their default, as far as I can tell. The entry in fstab
> reads:
> 
> nfs-server:/srv/storage /srv/storage nfs rw,nfsvers=3,hard,intr,nosuid,noexec,nodev,noatime 0 0

As much as I hate replying to myself, I'm at a loss here. What can I do to
debug this issue?

Could this even be a problem on the NFS server side?