Backing up mailboxes

Michael D. Sofka sofkam at
Tue Jun 14 11:47:43 EDT 2011

Patrick Boutilier wrote:
> On 06/09/2011 01:48 AM, Diego Ventrice wrote:
>> I'm planning a backup strategy for a new server that will handle
>> Hundreds of mailboxes. Largest server for me to admin so far
>> Would you share your experiences backing up cyrus mailboxes ?
>> What tool/s do you use ? how many backups a day do you run ?
> We backup all the files on the server using TSM, incrementals nightly.
> Server using delayed delete and delayed expunge.
> Also use cyrus replication to a second server.
> And we backup mailboxes.db to a text file once a day.

This is exactly what we do.  Deleted and expunged messages are kept for 
up to 2 days, but I'll likely extend this to avoid trips to `the wayback 
machine.''  A surprising number of people don't notice they deleted 
messages, or don't report it for a few days.

Michael D. Sofka               sofkam at
C&MT Sr. Systems Programmer,   Email, HPC, TeX, Epistemology
Rensselaer Polytechnic Institute, Troy, NY.

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