Re: Ceph backfilling explained ( maybe )

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On 05/25/2013 04:48 PM, Leen Besselink wrote:
> On Sat, May 25, 2013 at 04:27:16PM +0200, Loic Dachary wrote:
>>
>>
>> On 05/25/2013 02:33 PM, Leen Besselink wrote:
>> Hi Leen,
>>
>>> - a Cehp object can store keys/values, not just data
>>
>> I did not know that. Could you explain or give me the URL ?
>>
> 
> Well, I got that impression from some of the earlier talks and from this blog post:
> 
> http://ceph.com/community/my-first-impressions-of-ceph-as-a-summer-intern/
> 
> But I haven't read it in while.
> 
> But at this time I only see something like:
> 
> http://ceph.com/docs/master/rados/api/librados/?highlight=rados_getxattr#rados_getxattr
> 
> Which looks like it is storing it in filesystem attributes.
> 
> So maybe an object can be a piece of data or a key/value store.

Thanks for explaining: I did not know about the works of Eleanor Cawthon. I knew about the objects xattributes but I thought you meant that the data inside of the object could be structured as key/value pairs. My bad :-)

Cheers

-- 
Loïc Dachary, Artisan Logiciel Libre
All that is necessary for the triumph of evil is that good people do nothing.

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