[Lustre-discuss] Large directories optimization

Oleg Drokin Oleg.Drokin at Sun.COM
Tue Sep 22 07:04:57 PDT 2009


Hello!

On Sep 22, 2009, at 7:10 AM, Lukas Hejtmanek wrote:

> On Thu, Sep 17, 2009 at 04:17:54PM -0400, Oleg Drokin wrote:
>> If you bring down the load on the OSTs (read this list, recently
>> there were
>> several methods discussed like bringing down number of service  
>> threads)
>> that should help.
> Thanks. I got a question regarding number of service threads.
>
> parm:           ost_num_threads:number of OST service threads to start
> (deprecated) (int)
> parm:           oss_num_threads:number of OSS service threads to  
> start (int)
> I saw recommendation to limit ost_num_threads but it is deprecated.  
> Should
> I limit oss_num_threads instead?

Yes. (they are the same thing anyway)

Bye,
     Oleg



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