Re: [PATCH] Time sliced CFQ #2

Jens Axboe
2004-12-06T12:25:38Z

On Mon, Dec 06 2004, Helge Hafting wrote:
> Jens Axboe wrote:
>
> >On Mon, Dec 06 2004, Robert Love wrote:
> >
> >
> >>
> >> (1) separate the two values. we have a scheduling
> >> priority (distributing the finite resource of
> >> processor time) and an I/O priority (distributing
> >> the finite resource of disk bandwidth).
> >> (2) just have a single value.
> >>
> >>
> >
> >They are inherently seperate entities, I don't think mixing them up is a
> >good idea. IO priorities also includes things like attempting to
> >guarentee disk bandwidth, it isn't always just a 'nice' value.
> >
> >
> Two separate entities is fine. Those who want just one
> entity can use a "nice wrapper" that sets both
> simultaneously.

Did you happen to catch any info out of the crash?

--
Jens Axboe