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SubjectRe: [PATCH] virtio_blk: use noop elevator by default
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On Tue, 2008-08-26 at 16:39 +0200, Jens Axboe wrote:
> On Tue, Aug 26 2008, Fernando Luis Vázquez Cao wrote:
> > Hi Rusty,
> >
> > Would it make sense to use noop by default? After all we do not know
> > what is behind the backend driver and the hypervisor is likely to do its
> > own scheduling anyway. I guess this is the reason the Xen guys took this
> > approach.
> >
> > What do you think about the patch below?
>
> I plan to include some variant of disk profiling for 2.6.28 which will
> let eg CFQ turn off idling for such device types, I think that is a
> better solution.
Thank you for the advice. I will be sending patches that take advantage
of the profiling capability merged for 2.6.28.

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