[RFC] IO scheduler based IO controller V9
vgoyal at redhat.com
Tue Sep 8 06:55:36 PDT 2009
On Mon, Sep 07, 2009 at 10:14:06AM +0800, Gui Jianfeng wrote:
> Hi Vivek,
> Here is the vanilla kernel and V9 comparision.
> Normal Read | Random Read | Normal Write | Random Write
> vanilla(Avg of 3 times) 67580 KiB/s 3540 KiB/s 61964 KiB/s 9823 KiB/s
> V9(Avg of 3 times) 68954 KiB/s 3567 KiB/s 60654 KiB/s 9858 KiB/s
> Performance +2.0% +0.7% -2.1% +0.3%
Thanks Gui. So that's lot of improvements from previous versions. I remember
you were noticing 7% regressions in buffered write performance.
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