Messages in this thread | | | Date | Fri, 20 Sep 2002 01:06:28 -0700 | From | William Lee Irwin III <> | Subject | Re: 2.5.36-mm1 dbench 512 profiles |
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On Fri, 20 Sep 2002 05:48:38 +0530, William Lee Irwin III wrote: >> As far as the dcache goes, I'll stick to observing and reporting. I'll >> rerun with dcache patches applied, though.
On Fri, Sep 20, 2002 at 01:29:28PM +0530, Maneesh Soni wrote: > For a 32-way system fastwalk will perform badly from dcache_lock > point of view, basically due to increased lock hold time. > dcache_rcu-12 should reduce dcache_lock contention and hold time. The > patch uses RCU infrastructer patch and read_barrier_depends patch. > The patches are available in Read-Copy-Update section on lse site at > http://sourceforge.net/projects/lse
ISTR Hubertus mentioning this at OLS, and it sounded like a problem to me. I'm doing some runs with this to see if it fixes the problem.
Cheers, Bill - 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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