linux-kernel - Re: Very high CPU values in top on idle system (3.0-rc1)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20110531100434.GA1759@x4.trippels.de>
Date:	Tue, 31 May 2011 12:04:34 +0200
From:	Markus Trippelsdorf <markus@...ppelsdorf.de>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	linux-kernel@...r.kernel.org, Mike Galbraith <efault@....de>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: Very high CPU values in top on idle system (3.0-rc1)

On 2011.05.31 at 11:55 +0200, Peter Zijlstra wrote:
> On Tue, 2011-05-31 at 00:12 +0200, Peter Zijlstra wrote:
> > 
> > I poked around with some skip_rq_update bits but couldn't make it go
> > away, will try more tomorrow.
> 
> Gah, that was annoying, and explains why I wasn't seeing it on my main
> dev box but could see it on my desktop (wsm tsc is much better synced
> than the core2 tsc).
> 
> Could you confirm that this indeed cures the problem?

Yes, indeed it does. Many thanks Peter.

-- 
Markus
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/