Re: 2.6.12-rc2-mm3

Jens Axboe
2005-04-12T07:13:37Z

On Mon, Apr 11 2005, Andrew Morton wrote:
> - CFQ is seriously, seriously read-starved on this workload.
>
> CFQ3:
>
> procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
> r b swpd free buff cache si so bi bo in cs us sy id wa
> 1 5 1008 25888 4204 3845820 0 0 12 50544 1119 116 0 3 49 48
> 0 5 1008 24096 4204 3847520 0 0 8 51200 1112 110 0 3 49 48
> 0 5 1008 25824 4204 3845820 0 0 8 54816 1117 120 0 4 49 48
> 0 5 1008 25440 4204 3846160 0 0 8 52880 1113 115 0 3 49 48
> 0 5 1008 25888 4208 3845748 0 0 16 51024 1121 116 0 3 49 48

Looks very bad, I'll have a look at this.

--
Jens Axboe