Re: Restricting CPU and memory usage

Hi :)

El Jueves, 3 de Agosto de 2006 18:02, Marc Lanctot escribi=C3=B3:
> Hello,
>
> I'm a system admin for the department of Atmospheric and Oceanic
> Sciences ant McGill University. I have recently become in charge of an
> SGI Altix Itanium machine running SUSE Enterprise Linux 9.0.
>
> I'm looking for a way to control/restrict memory and CPU usage on this
> server. I know about nice and ulimit, but I need something more flexible
> that can:
>
> - restrict the CPU usage time for a process (or user)
>
> - limit the percentage/amount of the CPU allocated to a given user, and
> not just for a single process
>
> - limit the percentage/amount of RAM allocated to a given use, and not
> just for a single process
>
> I suspect to do so would require turning on some flags in the kernel and
> maybe using a tool to set these limits for each user, but I don't know
> if this exists.
>
> Could someone recommend a tool or procedure to implement this?


You can use cpusets, numatools, ...

Some of them are available via SLES and others via SGI's ProPack CDs.

HTH

   Rafa

=2D-=20
"Even paranoids have enemies."

Rafa Grim=C3=A1n
Systems Engineer

Silicon Graphics Spain
Santa Engracia, 120 - Planta Baja
28003 Madrid
Spain

Tel: +34 91 3984200
Tel: +34 91 3984201
M=C3=B3vil: +34 628 117 940

http://www.sgi.com

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