Re: [Moosefs-users] metadata space allocation

[Steve T. <sm...@cb...>]

On Wed, 25 Apr 2012, Ricardo J. Barberis wrote:

> El Mi?rcoles 25/04/2012, Steve Thompson escribi?:
>> On Wed, 25 Apr 2012, Ricardo J. Barberis wrote:
>>> Basically, it says for 25 million files requieres 25 GiB for metadada.
>>> In my case, a MooseFS cluster with 4685180 files occupies 4,6 GiB of
>>> metadata, according to du.
>>
>> On the  other hand, I have just over 16 million files in MFS currently,
>> and the total metadata size on the master, including the change logs, is
>> 5.1 GB. Using MFS 1.6.20.
>>
>> Steve
>
> Interesting. Are you sure those are files and not chunks (I always mix them)?
> If they're actually files, how many chunks do you have?

Those are files. The "all fs objects" count at the moment is 16,387,045 
(281,535 directories) and there is a total "all chunk copies" of 
32,220,586 (goal is 2 for everything). My metadata.mfs.back is 1.5 GB.

Steve
-- 
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Steve Thompson, Cornell School of Chemical and Biomolecular Engineering
smt AT cbe DOT cornell DOT edu
   "186,282 miles per second: it's not just a good idea, it's the law"
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