[Lustre-discuss] Service thread count parameter

David Noriega tsk133 at my.utsa.edu
Mon Oct 15 11:20:25 PDT 2012

How does one estimate a good number of service threads? I'm not sure I
understand the following: 1 thread / 128MB * number of cpus

On Wed, Oct 10, 2012 at 9:17 AM, Jean-Francois Le Fillatre
<jean-francois.lefillatre at clumeq.ca> wrote:
> Hi David,
> It needs to be specified as a module parameter at boot time, in
> /etc/modprobe.conf. Check the Lustre tuning page:
> http://wiki.lustre.org/manual/LustreManual18_HTML/LustreTuning.html
> http://wiki.lustre.org/manual/LustreManual20_HTML/LustreTuning.html
> Note that once created, the threads won't be destroyed, so if you want to
> lower your thread count you'll need to reboot your system.
> Thanks,
> JF
> On Tue, Oct 9, 2012 at 6:00 PM, David Noriega <tsk133 at my.utsa.edu> wrote:
>> Is this a parameter, ost.OSS.ost_io.threads_max, when set via lctl
>> conf_parm will persist between reboots/remounts?
>> _______________________________________________
>> Lustre-discuss mailing list
>> Lustre-discuss at lists.lustre.org
>> http://lists.lustre.org/mailman/listinfo/lustre-discuss
> --
> Jean-François Le Fillâtre
> Calcul Québec / Université Laval, Québec, Canada
> jean-francois.lefillatre at clumeq.ca

David Noriega
CSBC/CBI System Administrator
University of Texas at San Antonio
One UTSA Circle
San Antonio, TX 78249
Office: BSE 3.114
Phone: 210-458-7100

Please remember to acknowledge the RCMI grant , wording should be as
stated below:This project was supported by a grant from the National
Institute on Minority Health and Health Disparities (G12MD007591) from
the National Institutes of Health. Also, remember to register all
publications with PubMed Central.

More information about the lustre-discuss mailing list