[TriLUG] Your State of Practice for Backups?

[David Brain]

Right, and depending on how you back it up (well, I've not found a way
to make it not do this yet) it essentially un-de-dupes it as it is
read over the wire/fibre out to the backup server.  The ASIS itself is
nice though, we get 70-80% usage savings on VM images.

David.



On Fri, Apr 17, 2009 at 4:49 PM, Greg Cox <glcox at pobox.com> wrote:
>> Thanks for the links ... we've got a NetApp device and our Admin is
>> currently telling me we don't have to worry about deduping since the
>> NAS will automatically dedupe everything for us. Is that true?
>
> If ONTAP is >= 7.2.4, and you have an a_sis license, and you've done
> 'sis on /vol/whatever' and there's a 'sis config' to schedule the dedupe.
>
> dedupe isn't line-speed, it's an after-the-fact scheduled job.
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