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SubjectRe: [RFC][PATCH] mm: stop balance_dirty_pages doing too much work
On Thu, Jun 25 2009, Al Boldi wrote:
> Jens Axboe wrote:
> > The test case is random mmap writes to files that have been laid out
> > sequentially. So it's all seeks. The target drive is an SSD disk though,
> > so it doesn't matter a whole lot (it's a good SSD).
>
> Oh, SSD. What numbers do you get for normal disks?

I haven't run this particular test on rotating storage. The type of
drive should not matter a lot, I'm mostly interested in comparing
vanilla and the writeback patches on identical workloads and storage.

--
Jens Axboe



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