[Dovecot] Corrupted index cache file issues (Corrupted physical size)
Brent Bloxam
brentb at beanfield.com
Tue Jun 9 16:48:26 EEST 2009
A little more investigation reveals the trend is that the users
receiving this error access their accounts via POP3. I assume that the
UID in this error is the UID of a message. What could be causing the
physical size in the cache to be incorrect?
Brent Bloxam wrote:
> Hello,
>
> I'm running Dovecot 1.1.13 on FreeBSD 7.0-RELEASE and I'm receiving a
> large number of errors much like the following:
>
> dovecot: Jun 08 09:27:04 Error: IMAP(x at x.x): Corrupted index cache file
> /nfs/x.x/x/Maildir/dovecot.index.cache: Corrupted physical size for
> uid=2284: 5312 != 5217
> dovecot: Jun 08 09:27:04 Error: IMAP(x at x.x): Corrupted index cache file
> /nfs/x.x/x/Maildir/dovecot.index.cache: Corrupted physical size for
> uid=2281: 6992 != 6894
> dovecot: Jun 08 09:31:17 Error: IMAP(y at y.y): Corrupted index cache file
> /nfs/y.y/y/Maildir/dovecot.index.cache: Corrupted physical size for
> uid=9241: 14545 != 14453
> dovecot: Jun 08 09:37:05 Error: IMAP(z at z.z): Corrupted index cache file
> /nfs/z.z/z/Maildir/dovecot.index.cache: Corrupted physical size for
> uid=22741: 12150 != 12066
>
> These are not occurring for all users, but it occurs frequently for the
> addresses that do show up in the logs. The maildirs are migrated from a
> previous courier server. I've tried searching the archives and can't
> find anything related to this error. Could someone shed some light on
> it? Other than the error messages, I'm not aware of anything being
> affected, but I'd like to be sure of it
>
> Some info about the configuration:
>
> Maildirs are accessed via NFS, related settings are
> mmap_disable: yes
> mail_nfs_storage: yes
> mail_nfs_index: yes
> lock_method: dotlock
>
> Regards,
> Brent
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