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Andrew Morton wrote: >http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.5/2.5.61/2.5.61-mm1/ > >. Jens has fixed the request queue aliasing problem and we are no longer > able to break the IO scheduler. This was preventing the OSDL team from > running dbt2 against recent kernels, so hopefully that is all fixed up now. > >. The anticipatory scheduler is performing well. I've included that now. > And for those interested, if you find unusual IO performance, please try disabling AS and reporting results. Thanks. echo 0 > /sys/block/?/iosched/antic_expire This value defaults to 10 (ms). More than around 20 might do funny though not harmful stuff due to a fragile bitshift. Nick - 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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