lkml.org 
[lkml]   [2002]   [Sep]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.5.36-mm1 dbench 512 profiles
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/

\
 
 \ /
  Last update: 2005-03-22 13:29    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site