Messages in this thread | | | Date | Sat, 16 Feb 2002 02:25:50 -0800 | From | Andrew Morton <> | Subject | Re: [patch] get_request starvation fix |
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Daniel Phillips wrote: > > On February 16, 2002 08:32 am, Andrew Morton wrote: > > However, contrary to my earlier guess, the request batching does > > make a measurable difference. Changing the code so that we wake up > > a sleeper as soon as any request is freed costs maybe 30% > > on `dbench 64'. > > Is this consistent with results on other IO benchmarks? >
I dunno. I doubt it - few of the other benchmarks are very seek-intensive. dbench is somewhat repeatable if you load it up with enough clients. And average the results across enough runs. And stand on one leg and squint. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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