launchpad-dev team mailing list archive

[Jonathan Lange <jml@xxxxxxxxxxxxx>]

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On Fri, Aug 7, 2009 at 2:47 PM, Gavin Panella wrote:
> On Fri, 7 Aug 2009 13:56:53 +0100
> Jonathan Lange  wrote:
>
>> > Is moving 300GB of data around in a single day going to cause any
>> > issues for backups? IS might be surprised :)
>>
>> The idea would be to 'mv' the files, keeping them all on the same
>> partition. This won't require moving the actual data, just inodes.
>
> If they're doing block-level backups then I suppose it won't make much
> difference, but a file-level backup would see 300GB of changes, unless
> it's clever.
>

Oh yeah, good call. I'll add a note about that to the page.

> I think I was thinking: doing stuff in the database has fewer moving
> parts, and might be easier to write reliable tests for.
>

I agree. I'd prefer it to be an atomic operation too.

jml
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