[SAC] Re: [support.osuosl.org #20349] Backup Implementation for OSGeo VMs

Martin Spott Martin.Spott at mgras.net
Fri Mar 2 12:28:32 EST 2012

On Fri, Mar 02, 2012 at 08:59:33AM -0800, Alex Mandel wrote:

> I agree the original quote is a little high considering out
> alternatives. So some questions, do we really need 5 TB? or would 2.5TB
> do for now?

This doesn't make a difference for us.  They're asking $50 per machine
per month, thus by having so many different VM's, the total backup
space isn't the primary concern.

> Now of course the alternate idea is to get a 1U 4 drive x 2/3 TB SATA
> drives and run it ourselves. Estimated cost is $2-2.5k
> Which we could host at OSUOSL or as discussed before put elsewhere so
> the backup is off-site to begin with (Bacula does have a bandwidth
> throttle option, and I don't think we move that much data per night to
> make it a huge issue, though moving a full 1 TB once a week may not work)

For doing serious backup I'd consider pulling a full dump on a regular
schedule a requirement because just chaining several weeks or months of
incrementals together on top of a terribly old full dump is pretty

 Unix _IS_ user friendly - it's just selective about who its friends are !

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