From: Ingo Molnar <mingo@elte.hu>
To: "Zhang, Yanmin" <yanmin.zhang@intel.com>
Cc: a.p.zijlstra@chello.nl,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: scale sysctl_sched_shares_ratelimit with nr_cpus
Date: Mon, 18 Aug 2008 08:52:20 +0200 [thread overview]
Message-ID: <20080818065220.GA2711@elte.hu> (raw)
In-Reply-To: <37E52D09333DE2469A03574C88DBF40F024EBD2F@pdsmsx414.ccr.corp.intel.com>
* Zhang, Yanmin <yanmin.zhang@intel.com> wrote:
> Ingo,
>
> My linux mailbox is locked, so I send from my another mail box.
>
> I tested the patch of scale sysctl_sched_shares_ratelimit with nr_cpus
> on 16-core tigerton by volanoMark. CONFIG_GROUP_SCHED=y. Comparing
> with pure 2.6.27-rc3, the patched kernel has about 15% improvement,
> and it seems volanoMark runs more smoothly with the patched kernel.
cool. It's already upstream (post-rc3 commit):
55cd534: sched: scale sysctl_sched_shares_ratelimit with nr_cpus
Ingo
next parent reply other threads:[~2008-08-18 6:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <37E52D09333DE2469A03574C88DBF40F024EBD2F@pdsmsx414.ccr.corp.intel.com>
2008-08-18 6:52 ` Ingo Molnar [this message]
2008-08-18 6:54 ` scale sysctl_sched_shares_ratelimit with nr_cpus Zhang, Yanmin
2008-08-18 7:01 ` Ingo Molnar
2008-08-18 8:26 ` Zhang, Yanmin
2008-08-18 8:42 ` Ingo Molnar
2008-08-18 8:45 ` Zhang, Yanmin
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