From: Afzal Mohammed <afzal.mohd.ma@gmail.com>
To: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Ingo Molnar <mingo@kernel.org>,
linux-man <linux-man@vger.kernel.org>,
lkml <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: RFC: documentation of the autogroup feature [v2]
Date: Fri, 25 Nov 2016 18:22:46 +0530 [thread overview]
Message-ID: <20161125125246.GA7600@afzalpc> (raw)
In-Reply-To: <c5a9acd3-6b60-192c-312e-2777f2d537c2@gmail.com>
Hi,
On Thu, Nov 24, 2016 at 10:41:29PM +0100, Michael Kerrisk (man-pages) wrote:
> Suppose that there are two autogroups competing for the same
> CPU. The first group contains ten CPU-bound processes from a
> kernel build started with make -j10. The other contains a sin‐
> gle CPU-bound process: a video player. The effect of auto‐
> grouping is that the two groups will each receive half of the
> CPU cycles. That is, the video player will receive 50% of the
> CPU cycles, rather just 9% of the cycles, which would likely
^^^^
than ?
Regards
afzal
> lead to degraded video playback. Or to put things another way:
> an autogroup that contains a large number of CPU-bound pro‐
> cesses does not end up overwhelming the CPU at the expense of
> the other jobs on the system.
next prev parent reply other threads:[~2016-11-25 12:55 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-22 15:59 RFC: documentation of the autogroup feature Michael Kerrisk (man-pages)
2016-11-23 10:33 ` [patch] sched/autogroup: Fix 64bit kernel nice adjustment Mike Galbraith
2016-11-23 13:47 ` Michael Kerrisk (man-pages)
2016-11-23 14:12 ` Mike Galbraith
2016-11-23 14:20 ` Michael Kerrisk (man-pages)
2016-11-23 15:55 ` Mike Galbraith
2016-11-24 6:24 ` [tip:sched/urgent] sched/autogroup: Fix 64-bit kernel nice level adjustment tip-bot for Mike Galbraith
2016-11-23 11:39 ` RFC: documentation of the autogroup feature Mike Galbraith
2016-11-23 13:54 ` Michael Kerrisk (man-pages)
2016-11-23 15:33 ` Mike Galbraith
2016-11-23 16:04 ` Michael Kerrisk (man-pages)
2016-11-23 17:11 ` Mike Galbraith
2016-11-24 21:41 ` RFC: documentation of the autogroup feature [v2] Michael Kerrisk (man-pages)
2016-11-25 12:52 ` Afzal Mohammed [this message]
2016-11-25 13:04 ` Michael Kerrisk (man-pages)
2016-11-25 13:02 ` Mike Galbraith
2016-11-25 15:04 ` Michael Kerrisk (man-pages)
2016-11-25 15:48 ` Michael Kerrisk (man-pages)
2016-11-25 15:51 ` Mike Galbraith
2016-11-25 16:08 ` Michael Kerrisk (man-pages)
2016-11-25 16:18 ` Peter Zijlstra
2016-11-25 16:34 ` Michael Kerrisk (man-pages)
2016-11-25 20:54 ` Michael Kerrisk (man-pages)
2016-11-25 21:49 ` Peter Zijlstra
2016-11-29 7:43 ` Michael Kerrisk (man-pages)
2016-11-29 11:46 ` Peter Zijlstra
2016-11-29 13:44 ` Michael Kerrisk (man-pages)
2016-11-25 16:04 ` Peter Zijlstra
2016-11-25 16:13 ` Peter Zijlstra
2016-11-25 16:33 ` Michael Kerrisk (man-pages)
2016-11-25 22:48 ` Peter Zijlstra
2016-11-23 16:05 ` RFC: documentation of the autogroup feature Michael Kerrisk (man-pages)
2016-11-23 17:19 ` Mike Galbraith
2016-11-23 22:12 ` Michael Kerrisk (man-pages)
2016-11-27 21:13 ` Michael Kerrisk (man-pages)
2016-11-28 1:46 ` Mike Galbraith
[not found] ` <1127218a-dd9b-71a8-845d-3a83969632fc@gmail.com>
2016-11-29 9:10 ` Michael Kerrisk (man-pages)
2016-11-29 13:46 ` Mike Galbraith
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