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
next prev parent 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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