[Beowulf] scheduler policy design

Peter St. John peter.st.john at gmail.com
Fri Apr 27 08:28:17 PDT 2007


I looked around to see **which** kernel was meant; their FAQ just says
>
 3.5. What kernel version does it work with?

kvm should work with any recent kernel (2.6.16 and above, likely even
earlier)
<
There is a unique numbering system for linux kernels?  What is it? I've
always thought of kernels as being part of distros.

Thanks,
Peter


On 4/27/07, Toon Knapen <toon.knapen at fft.be> wrote:
>
> Joe Landman wrote:
> > Wondering out loud.
> >
> > I think what we have here is a clear cut need for "fast virtualization"
> > (e.g. no/little performance penalty) which enables "fast" migration.
> >
>
> And I just spotted that KVM supports migration
> (http://kvm.qumranet.com/kvmwiki/Migration) and is integrated in the
> 2.6.21 kernel.
>
> This would allow the scheduler to schedule on the actual resources being
> used by an application and suspend and/or migrate a job whenever
> necessary. Would'nt such an approach be far more superior (in terms of
> throughput) and much easier to use ?
>
> toon
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