Messages in this thread | | | Date | Mon, 13 Feb 2006 12:57:58 -0800 (PST) | Subject | Re: calibrate_migration_costs takes ages on s390 | From | "David S. Miller" <> |
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From: Ingo Molnar <mingo@elte.hu> Date: Mon, 13 Feb 2006 11:54:21 +0100
> Do things get better if you fill out include/asm-sparc64/system.h's > sched_cacheflush() function, to flush the L2 cache? That should at least > make the cache state more or less reproducable across runs.
Yes, I tried to implement that, and it makes the migration cost calculation take 4 to 5 times longer, so I'm leaving it unimplemented. - 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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