Weekly/Monthly record-keeping / maintenance?

[Andreas Winkelmann]

Am Dienstag 31 März 2009 18:09:32 schrieb Jeff Blaine:

> Every year or so, a user of ours reports a discrepancy
> between on-disk usage for their spool compared to what
> 'FETCH' is reporting (as implemented via imapdu.pl)

What means "on-disk usage for spool" ? 

Do you really compare the size of the Directory on the disk with the Size of 
each Mail-Message in this Directory?

> Compact/Expunge via the client app buys nothing.
>
> Clearly we are failing to do something as admins in order
> to keep our Cyrus instance working up to snuff.
>
> Can anyone shed some light on what we're doing wrong?
>
> What are the regular maintenance tasks we should be
> performing to keep everything working as precisely as
> possible?
>
> I found nothing useful in the Wiki regarding this topic.
>
> # our imapd.conf with auth options censored
> configdirectory:        /var/imap
> defaultpartition:       default
> partition-default:      /var/spool/imap
> unix_group_enable: 0
> sieveusehomedir:        true
> autocreatequota:        200000
> duplicate_db:           skiplist
> annotation_db:  skiplist
> mboxkey_db: skiplist
> mboxlist_db: skiplist
>
> # our cyrus.conf
> START {
>    recover       cmd="ctl_cyrusdb -r"
> }
>
> SERVICES {
>    imap          cmd="imapd" listen="imap" prefork=5 proto=tcp4
>    imaps         cmd="imapd -s" listen="imaps" prefork=1 proto=tcp4
>    lmtpunix      cmd="lmtpd" listen="/var/imap/socket/lmtp" prefork=1
> }
>
> EVENTS {
>    checkpoint    cmd="ctl_cyrusdb -c" period=10
>    delprune      cmd="cyr_expire -E 3" at=0400
>    tlsprune      cmd="tls_prune" at=0400
> }
> ----
> Cyrus Home Page: http://cyrusimap.web.cmu.edu/
> Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki
> List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html

-- 
--
Andreas