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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Jan Willies <jan@willies.info>
Cc: linux-acpi@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
	LKML <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Venki Pallipadi <venkatesh.pallipadi@intel.com>
Subject: Re: 100% C0 with 2.6.25-rc
Date: Thu, 21 Feb 2008 17:33:53 +0100	[thread overview]
Message-ID: <200802211733.54759.rjw@sisk.pl> (raw)
In-Reply-To: <47BD600F.9090502@willies.info>

On Thursday, 21 of February 2008, Jan Willies wrote:
> Hi,
> 
> Since 2.6.25-rc1 I have a lot of wakeups/s (≈134191,4) and spend 100% in C0.
> It worked fine with 2.6.24 and commandline nolapic. Without nolapic I had 80k
> wakeups/s after some time, but not right from the start like now.  

We have a regression from 2.6.24, apparently interrupts-related.

> What useful information can I provide?

Let's see what the experts say.

Thanks,
Rafael
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  reply	other threads:[~2008-02-21 16:35 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-21 11:27 100% C0 with 2.6.25-rc Jan Willies
2008-02-21 16:33 ` Rafael J. Wysocki [this message]
2008-02-22 15:56   ` Jan Willies
2008-02-22 17:03     ` Pallipadi, Venkatesh
2008-02-22 17:33     ` Pallipadi, Venkatesh
2008-02-22 17:50       ` Jan Willies
2008-02-22 17:55         ` Pallipadi, Venkatesh
2008-02-22 18:16           ` Jan Willies
     [not found]     ` <B5B0CFF685D7DF46A05CF1678CFB42ED20E00658@orsmsx423.amr.corp.intel.com>
2008-02-29 18:24       ` Venki Pallipadi
2008-03-26  4:58         ` Len Brown

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