From: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
To: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
Dinakar Guniguntala <dino@in.ibm.com>,
Dmitry Adamushko <dmitry.adamushko@gmail.com>,
suresh.b.siddha@intel.com, pwil3058@bigpond.net.au,
clameter@sgi.com, linux-kernel@vger.kernel.org,
akpm@linux-foundation.org
Subject: Re: v2.6.21.4-rt11
Date: Mon, 18 Jun 2007 23:36:57 +0530 [thread overview]
Message-ID: <20070618180657.GC21037@linux.vnet.ibm.com> (raw)
In-Reply-To: <20070618151215.GA9750@linux.vnet.ibm.com>
On Mon, Jun 18, 2007 at 08:42:15PM +0530, Srivatsa Vaddagiri wrote:
> If you don't have CONFIG_NUMA enabled,
> then we won't have cross-node (i.e cross-cpu) load balancing.
Mmm ..that is not correct. I found that disabling CONFIG_NUMA leads
to better load balance on the problem system (i.e w/o any patches
applied 2.6.22-rc4-mm2 leads to good distribution of rcu readers on all
4 cpus).
Anyway, the patch is still needed for scenarios like you originally
tested with.
--
Regards,
vatsa
next prev parent reply other threads:[~2007-06-18 17:58 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070613180451.GA16628@elte.hu>
[not found] ` <20070613184741.GC8125@linux.vnet.ibm.com>
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[not found] ` <20070613233910.GJ8125@linux.vnet.ibm.com>
[not found] ` <20070615144535.GA12078@elte.hu>
[not found] ` <20070615151452.GC9301@linux.vnet.ibm.com>
[not found] ` <20070615195545.GA28872@elte.hu>
[not found] ` <20070616011605.GH9301@linux.vnet.ibm.com>
[not found] ` <20070616084434.GG2559@linux.vnet.ibm.com>
[not found] ` <20070616161213.GA2994@linux.vnet.ibm.com>
2007-06-18 15:12 ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-18 16:54 ` v2.6.21.4-rt11 Christoph Lameter
2007-06-18 17:35 ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-18 17:59 ` v2.6.21.4-rt11 Christoph Lameter
2007-06-19 1:52 ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19 2:13 ` v2.6.21.4-rt11 Siddha, Suresh B
2007-06-19 2:15 ` v2.6.21.4-rt11 Siddha, Suresh B
2007-06-19 3:46 ` v2.6.21.4-rt11 Christoph Lameter
2007-06-19 5:49 ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19 8:07 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-18 18:06 ` Srivatsa Vaddagiri [this message]
2007-06-19 9:04 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-19 10:43 ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19 14:33 ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19 19:15 ` v2.6.21.4-rt11 Christoph Lameter
2007-06-19 15:08 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-19 19:14 ` v2.6.21.4-rt11 Christoph Lameter
2007-06-10 17:50 v2.6.21.4-rt11 Miguel Botón
-- strict thread matches above, loose matches on Subject: below --
2007-06-09 21:05 v2.6.21.4-rt11 Ingo Molnar
2007-06-10 10:34 ` v2.6.21.4-rt11 Oleksandr Natalenko
2007-06-10 14:41 ` v2.6.21.4-rt11 Thomas Gleixner
2007-06-11 1:19 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 7:36 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-11 14:44 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 15:38 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-11 15:55 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 17:18 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 20:44 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 22:18 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-12 21:37 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-13 1:27 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-12 6:03 ` v2.6.21.4-rt11 Eric St-Laurent
2007-06-12 7:32 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-12 13:00 ` v2.6.21.4-rt11 Pallipadi, Venkatesh
2007-06-13 1:37 ` v2.6.21.4-rt11 Eric St-Laurent
2007-06-17 16:15 ` v2.6.21.4-rt11 Nelson Castillo
2007-06-17 16:43 ` v2.6.21.4-rt11 Thomas Gleixner
2007-06-17 16:49 ` v2.6.21.4-rt11 Nelson Castillo
2007-06-17 16:59 ` v2.6.21.4-rt11 Thomas Gleixner
2007-06-18 16:14 ` v2.6.21.4-rt11 Katsuya MATSUBARA
2007-06-19 4:04 ` v2.6.21.4-rt11 Thomas Gleixner
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