However, I don't think you can decrease the number of running threads.
See https://bugzilla.lustre.org/show_bug.cgi?id=22417 (and also 
https://bugzilla.lustre.org/show_bug.cgi?id=22516 )

Kevin


Mervini, Joseph A wrote:
> Cool! Thank you Johann.
> ====
>
> Joe Mervini
> Sandia National Laboratories
> High Performance Computing
> 505.844.6770
> [email protected]
>
>
>
> On Feb 24, 2011, at 11:05 AM, Johann Lombardi wrote:
>
>   
>> On Thu, Feb 24, 2011 at 10:48:32AM -0700, Mervini, Joseph A wrote:
>>     
>>> Quick question: Has runtime modification of the number of OST threads been 
>>> implemented in Lustre-1.8.3?
>>>       
>> Yes, see bugzilla ticket 18688. It was landed in 1.8.1.
>>
>> Cheers,
>> Johann
>>
>> -- 
>> Johann Lombardi
>> Whamcloud, Inc.
>> www.whamcloud.com
>>
>>     
>
>
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