Re: cephfs survey results

[Shain Miley <smiley-VrEXfa0MiHk@public.gmane.org>]

+1 for fsck and snapshots, being able to have snapshot backups and 
protect against accidental deletion, etc is something we are really 
looking forward to.

Thanks,

Shain


On 11/04/2014 04:02 AM, Sage Weil wrote:
> On Tue, 4 Nov 2014, Blair Bethwaite wrote:
>> On 4 November 2014 01:50, Sage Weil <sage-BnTBU8nroG7k1uMJSBkQmQ@public.gmane.org> wrote:
>>> In the Ceph session at the OpenStack summit someone asked what the CephFS
>>> survey results looked like.
>> Thanks Sage, that was me!
>>
>>>   Here's the link:
>>>
>>>          https://www.surveymonkey.com/results/SM-L5JV7WXL/
>>>
>>> In short, people want
>>>
>>> fsck
>>> multimds
>>> snapshots
>>> quotas
>> TBH I'm a bit surprised by a couple of these and hope maybe you guys
>> will apply a certain amount of filtering on this...
>>
>> fsck and quotas were there for me, but multimds and snapshots are what
>> I'd consider "icing" features - they're nice to have but not on the
>> critical path to using cephfs instead of e.g. nfs in a production
>> setting. I'd have thought stuff like small file performance and
>> gateway support was much more relevant to uptake and
>> positive/pain-free UX. Interested to hear others rationale here.
> Yeah, I agree, and am taking the results with a grain of salt.  I
> think the results are heavily influenced by the order they were
> originally listed (I whish surveymonkey would randomize is for each
> person or something).
>
> fsck is a clear #1.  Everybody wants multimds, but I think very few
> actually need it at this point.  We'll be merging a soft quota patch
> shortly, and things like performance (adding the inline data support to
> the kernel client, for instance) will probably compete with getting
> snapshots working (as part of a larger subvolume infrastructure).  That's
> my guess at least; for now, we're really focused on fsck and hard
> usability edges and haven't set priorities beyond that.
>
> We're definitely interested in hearing feedback on this strategy, and on
> peoples' experiences with giant so far...
>
> sage
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-- 
Shain Miley | Manager of Systems and Infrastructure, Digital Media | 
smiley-VrEXfa0MiHk@public.gmane.org | 202.513.3649