linux-kernel - Re: [git] CFS-devel, latest code

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]

Date:	Tue, 25 Sep 2007 09:35:59 +0200
From:	Mike Galbraith <efault@....de>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>,
	Dhaval Giani <dhaval@...ux.vnet.ibm.com>,
	Dmitry Adamushko <dmitry.adamushko@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [git] CFS-devel, latest code

On Tue, 2007-09-25 at 08:10 +0200, Mike Galbraith wrote:
>  no news is good news.

Darn, have news: latency thing isn't dead.  Two busy loops, one at nice
0 pinned to CPU0, and one at nice 19 pinned to CPU1 produced the
latencies below for nice -5 Xorg.  Didn't kill the box though.

se.wait_max              :            10.068169
se.wait_max              :             7.465334
se.wait_max              :           135.501816
se.wait_max              :             0.884483
se.wait_max              :           144.218955
se.wait_max              :           128.578376
se.wait_max              :            93.975768
se.wait_max              :             4.965965
se.wait_max              :           113.655533
se.wait_max              :             4.301075

sched_debug (attached) is.. strange.

	-Mike

Download attachment "sched_debug.gz" of type "application/x-gzip" (9829 bytes)