linux-kernel - Re: v2.6.21.4-rt11

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: <20070611153855.GA21136@elte.hu>
Date:	Mon, 11 Jun 2007 17:38:55 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	Dinakar Guniguntala <dino@...ibm.com>
Subject: Re: v2.6.21.4-rt11


* Paul E. McKenney <paulmck@...ux.vnet.ibm.com> wrote:

> > hm, what affinity do they start out with? Could they all be pinned 
> > to CPU#0 by default?
> 
> They start off with affinity masks of 0xf on a 4-CPU system.  I would 
> expect them to load-balance across the four CPUs, but they stay all on 
> the same CPU until long after I lose patience (many minutes).

ugh. Would be nice to figure out why this happens. I enabled rcutorture 
on a dual-core CPU and all the threads are spread evenly.

	Ingo
-
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/