Re: Kernel 2.6.8.1: swap storm of death - nr_requests > 1024 on swap partition

Jens Axboe
2004-08-29T16:54:59Z

On Sat, Aug 28 2004, William Lee Irwin III wrote:
> >> I was under the impression this had something to do with IO
> >> schedulers.
>
> On Sat, Aug 28, 2004 at 03:13:49PM -0700, Andrew Morton wrote:
> > Separate issue.
>
> It certainly appears to be the deciding factor from the thread.

Has nothing to do with the io scheduler itself, apart from the fact that
CFQ exposes the problem by setting a larger q->nr_requests. And that is
the very deciding factor, not the io scheduler.

--
Jens Axboe