Re: [PATCH] virtio_blk: use noop elevator by default

Jens Axboe
2008-08-26T14:39:16Z

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.

--
Jens Axboe