using Murder for migration from UW IMAP

Ted Cabeen secabeen at pobox.com
Tue Dec 10 15:40:50 EST 2002


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In message <1039480599.3df5371771b32 at www.sph.emory.edu>, "John A. Tamplin" writ
es:
>Quoting Rob Siemborski <rjs3 at andrew.cmu.edu>:
>> Do you really have so much data that it would take 2-3 days to move it?
>
>The tests I have done so far (using both imap-utils mbxcvt and custom perl code)
>it looks like it will take around 60 hours to convert everything (2300 users,
>23000 folders, 70G total), and that is putting /var/imap on a tmpfs filesystem
>for the conversion (about a 2x speed improvement there) and striping /cyrus
>across 14 drives in an FC-AL array.

Have you considered just doing a direct mailbox conversion?  You can convert 
directly to Cyrus mailboxes and then reconstruct everything.  That might be 
faster than dealing with the mbxcvt code.

- -- 
Ted Cabeen           http://www.pobox.com/~secabeen            ted at impulse.net 
Check Website or Keyserver for PGP/GPG Key BA0349D2         secabeen at pobox.com
"I have taken all knowledge to be my province." -F. Bacon  secabeen at cabeen.org
"Human kind cannot bear very much reality."-T.S.Eliot        cabeen at netcom.com


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