Determining Running Applications on Specific CPU
Simon 'corecode' Schubert
corecode at fs.ei.tum.de
Wed Aug 20 09:15:52 PDT 2008
On Wed, August 20, 2008 13:35, Archimedes Gaviola wrote:
> Here, I'm only showing one running application but the same thing
> happen when 2 or 3 another applications are running, it still be randomly
> processed by CPUs.
This is actually expected. For more fine-grained control, you would have
to pin the threads to specific CPUs.
What is the bad thing about the process being scheduled on different CPUs?
> Suppose to be I want to test DragonFly on this machine
> but unfortunately AMD-64 is still an ongoing development as of this time.
> I wanted to test to be able to know how DragonFly
> behaves on an MP-based system since it contains LWKT scheduler per CPU.
The LWKT scheduler has nothing to do with processes or threads. It is
exclusively a kernel-thread scheduler.
cheers
simon
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