[Dirvish] Tips for low-bandwidth backups

Asheesh Laroia asheesh at asheesh.org
Thu Sep 6 05:50:57 UTC 2007


On Mon, 6 Aug 2007, ml-it-dirvish at epigenomics.com wrote:

> On 6 Aug 2007 02:41:53 -0700,
> "Asheesh Laroia" <asheesh at asheesh.org> wrote:
>>
>> The initial image is done, it's just that the other site generated a lot
>> of data that should get backed up.  Most days there will be a tiny
>> differential, but some days there will be a huge differential - so big
>> that it could take around a week to push it all up.
>
> Use the pre-server and post-server scripts.
>
> In the pre-server script check for a lockfile.

Good thinking, all.  I've implemented this in a trivial Python script with 
a README and a wiki page.  You can find out more at 
http://wiki.dirvish.org/index.cgi?DontRunTwoBackupJobsAtOnce .

-- Asheesh.

--
Remember: While root can do most everything, there are certain
privileges that only a partner can grant.
 		-- Telsa Gwynne


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