Messages in this thread | | | Date | Thu, 22 Mar 2007 14:34:55 +0100 | From | Artur Skawina <> | Subject | Re: [PATCH] sched: rsdl check for niced tasks lowering prio level |
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Con Kolivas wrote: > Here is the best fix for the bug pointed out. Thanks.
> Ensure niced tasks are not inappropriately limiting sleeping unniced tasks > by explicitly checking what the best static priority that has run this > major rotation was.
yes, this made the machine usable again.
After noticing that the context switch rate during a "nice -19 make -j2" has now been halved vs stock 2.6.20, compiled a kernel under both and RSDL w/these two patches was 2% faster; so this may be the right direction after all :)
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