linux-kernel - Re: Kernel migration eat CPUs

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: <20130911151813.GH13294@beaver>
Date:	Wed, 11 Sep 2013 19:18:14 +0400
From:	Alexey Vlasov <renton@...ton.name>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	Mike Galbraith <bitbucket@...ine.de>,
	linux-kernel@...r.kernel.org
Subject: Re: Kernel migration eat CPUs

On Thu, Sep 05, 2013 at 01:12:52PM +0200, Ingo Molnar wrote:
> 
> Could you try the latest -tip tree at:
> 
>    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
> 
> In particular this fix:
> 
>    5a8e01f8fa51 sched/cputime: Do not scale when utime == 0
> 
> Could perhaps fix the phantom CPU overhead you are seeing?

This kernel solved problems.
Thank you.

-- 
BRGDS. Alexey Vlasov.
--
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/