linux-kernel - Re: [ANNOUNCE] Multiple run-queues for BFS

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:	Sun, 16 Dec 2012 12:47:51 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	Matthias Kohler <matthias.kohler2224@...il.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	kernel@...ivas.org
Subject: Re: [ANNOUNCE] Multiple run-queues for BFS

On Sun, Dec 16, 2012 at 1:16 AM, Matthias Kohler
<matthias.kohler2224@...il.com> wrote:
> I'm doing a CPU-Scheduler based on BFS by Con Kolivas with support for
> multiple run-queues. BFS in itself uses only one run-queue for all
> CPU's. This avoids the load-balancing overhead, but does not scale well.
> One run-queue per CPU does scale well, but then the scheduler has
> load-balancing overhead. The scheduler I'm developing supports every
> possible run-queues configuration. You can have one single run-queue
> like in BFS, or you can have one run-queue per CPU, or something
> completely different like one run-queue every two CPU's. This, in theory
> would  allow the scheduler to be fine-tuned to the hardware and the
> workload.

Cannot see the reason to install wings on horse back.
Is it developed to schedule apps on advanced servers?
Notebook, or smart phone?

Good Weekend
Hillf
--
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/