[Openstack-operators] [openstack][nova] Several questions/experiences about _base directory on a big production environment

Joe Topjian joe at topjian.net
Thu Apr 3 14:27:18 UTC 2014

That's a great comment and I fully admit that my knowledge of NetApp
internals becomes more foggy as time goes on, so I can't confidently
answer. Anyone else?

On Wed, Apr 2, 2014 at 10:24 PM, Chris Friesen
<chris.friesen at windriver.com>wrote:

> On 04/02/2014 09:28 PM, Joe Topjian wrote:
>  Diego has a great point about not using qemu backing files: if your
>> backend storage implements deduplication and/or compression, you should
>> see the same savings as what _base is trying to achieve.
> Doesn't that still leave you vulnerable to a single point of failure if
> your single deduped copy gets corrupted?
> Or can the backend be configured to store multiple copies of each deduped
> chunk for reliability?
> Chris
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