[Lustre-discuss] Limit of OSTs per OSS?
Arne Wiebalck
arne.wiebalck at cern.ch
Wed Aug 19 04:55:49 PDT 2009
Brian J. Murrell wrote:
> On Wed, 2009-08-19 at 11:45 +0200, Arne Wiebalck wrote:
>> is there a limit on the number of OSTs per OSS?
>
> I have never run across one so there is likely no *practical* limit. I
> could very well be corrected on this though.
>
> Unless you are making lots and lots of small OSTs -- which is not
> usually beneficial anyway -- typically, you will run into resource
> limitations (memory, bus bandwidth, etc.) on an OSS before you hit a
> limit on the number of OSTs.
I just thought I remembered there was something like 8 OSTs per OSS,
but apparently I was wrong.
> Just how many OSTs are you considering, and how big will they be?
My OSSs will have 10 OSTs with 1TB each.
Thanks for the quick reply,
Arne
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