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From: Ingo Molnar <mingo@elte.hu>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: "David S. Miller" <davem@davemloft.net>,
	anton@samba.org, paulus@samba.org, Andrew Morton <akpm@osdl.org>,
	linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [patch] improve SMP reschedule and idle routines
Date: Tue, 17 May 2005 09:40:37 +0200	[thread overview]
Message-ID: <20050517074037.GA13810@elte.hu> (raw)
In-Reply-To: <42899E78.6040306@yahoo.com.au>


* Nick Piggin <nickpiggin@yahoo.com.au> wrote:

> David S. Miller wrote:
> 
> >I'll test this once you work out that obvious bug.
> >
> 
> David's got it tested and working. No difference in the tbench
> test reported for SPARC64.
> 
> Following are some numbers for a tbench 3.03 test: 1 client, 1 server
> in different configurations.
> 
> Xeon and G5 seem to be significantly improved on the order of 1-5%. I2 
> may be slightly down, but if it is significant I expect real world 
> workloads to be either not impacted, or hopefully some might see a 
> small improvement.
> [...]

> Unless anyone has an objection, I'm going to hack up untested 
> implementations for the rest of the architectures and see if Andrew 
> will put the patch in -mm for a while.

the patch looks good to me and builds / boots on my testsystems (x86, 
x64) too.

Acked-by: Ingo Molnar <mingo@elte.hu>

	Ingo

  reply	other threads:[~2005-05-17  7:44 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-05-16  4:21 [patch] improve SMP reschedule and idle routines Nick Piggin
     [not found] ` <20050515.220455.59467677.davem@davemloft.net>
2005-05-16  5:19   ` Nick Piggin
     [not found]     ` <20050515.222722.63128129.davem@davemloft.net>
2005-05-16  5:34       ` Nick Piggin
2005-05-17  7:34   ` Nick Piggin
2005-05-17  7:40     ` Ingo Molnar [this message]
  -- strict thread matches above, loose matches on Subject: below --
2005-05-16 13:51 Oleg Nesterov
2005-05-16 22:52 ` Nick Piggin
2005-05-27  7:21 Nick Piggin
2005-05-27  8:57 ` Ingo Molnar
2005-05-27  9:11   ` Nick Piggin
2005-05-27  9:20     ` Ingo Molnar
2005-05-27  9:37   ` Nick Piggin
2005-05-27 10:12     ` Ingo Molnar
2005-06-01  6:15     ` Andrew Morton
2005-06-01  6:31       ` Nick Piggin

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