linux-kernel - Re: 3.10.0: Full dynticks = high load

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] [day] [month] [year] [list]

Message-ID: <51e4448c.6297ec0a.6301.5e14@mx.google.com>
Date:	Mon, 15 Jul 2013 15:50:49 -0300
From:	Dâniel Fraga <fragabr@...il.com>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Mike Galbraith <bitbucket@...ine.de>, linux-kernel@...r.kernel.org
Subject: Re: 3.10.0: Full dynticks = high load

On Mon, 15 Jul 2013 17:01:35 +0200
Frederic Weisbecker <fweisbec@...il.com> wrote:

> On Mon, Jul 15, 2013 at 11:51:18AM -0300, Dâniel Fraga wrote:
> > 	The problem is that when we use the new Full dynticks option
> > form kernel 3.10.0, the load will go high, always above 1. Bug?
> 
> You mean this is the result that the "uptime" command gives you? And
> your system is doing something? Or is it mostly idle?

	It is idle, but the load remains high all the time. Going back
to the "Idle dynticks system (tickless idle)" solves the problem.

	So the issue is with the new Full dynticks.

-- 
Linux 3.10.0: Unicycling Gorilla
http://www.youtube.com/DanielFragaBR
http://www.libertarios.org.br
--
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/