Re: [patch] sched-HT-2.6.0-test11-A5

From: Anton Blanchard
Date: Sun Dec 07 2003 - 12:26:29 EST



> - I tried the HT scheduler with NUMA enabled. Same machine, 4 core 8
> threads, each NUMA node has 2 cores, 4 threads. Its easy to end up in a sub
> optimal state:

I just managed to get it into the same state with NUMA disabled:

Cpu0 : 0.3% user, 0.0% system, 0.0% nice, 99.7% idle, 0.0% IO-wait
Cpu1 : 100.0% user, 0.0% system, 0.0% nice, 0.0% idle, 0.0% IO-wait
Cpu2 : 0.0% user, 0.0% system, 0.0% nice, 100.0% idle, 0.0% IO-wait
Cpu3 : 100.0% user, 0.0% system, 0.0% nice, 0.0% idle, 0.0% IO-wait

Cpu4 : 100.0% user, 0.0% system, 0.0% nice, 0.0% idle, 0.0% IO-wait
Cpu5 : 100.0% user, 0.0% system, 0.0% nice, 0.0% idle, 0.0% IO-wait
Cpu6 : 0.0% user, 0.0% system, 0.0% nice, 100.0% idle, 0.0% IO-wait
Cpu7 : 0.0% user, 0.0% system, 0.0% nice, 100.0% idle, 0.0% IO-wait

Anton
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