linux-kernel - Re: [PATCH -mm] Hook up group scheduler with control groups

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Message-Id: <20070927104005.2ed0b81d.randy.dunlap@oracle.com>
Date:	Thu, 27 Sep 2007 10:40:05 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	vatsa@...ux.vnet.ibm.com
Cc:	akpm@...ux-foundation.org, Ingo Molnar <mingo@...e.hu>,
	dmitry.adamushko@...il.com, efault@....de,
	dhaval@...ux.vnet.ibm.com, linux-kernel@...r.kernel.org,
	containers@...ts.osdl.org
Subject: Re: [PATCH -mm] Hook up group scheduler with control groups

On Thu, 27 Sep 2007 20:36:24 +0530 Srivatsa Vaddagiri wrote:

> Andrew,
> 	This is a resend of the patch I had sent earlier at:
> 	
> http://marc.info/?l=linux-kernel&m=119065506607858
> 
> This patch enables group cpu scheduler feature to work with control
> groups.
> 
> Could you include this in -mm for folks to test it?

Hi  :)

Uh, a few of my previous comments weren't fixed... (below)


> --
> 
> Enable "cgroup" (formerly containers) based fair group scheduling.
> This will let administrator create arbitrary groups of tasks (using
> "cgroup" pseudo filesystem) and control their cpu bandwidth usage.
> 
> Signed-off-by : Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>
> Signed-off-by : Dhaval Giani <dhaval@...ux.vnet.ibm.com>
> 
> ---
>  include/linux/cgroup_subsys.h |    6 ++
>  init/Kconfig                  |   24 +++++---
>  kernel/sched.c                |  122 ++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 145 insertions(+), 7 deletions(-)
> 

> Index: current/init/Kconfig
> ===================================================================
> --- current.orig/init/Kconfig
> +++ current/init/Kconfig
> @@ -319,6 +319,13 @@ config CPUSETS
>  
>  	  Say N if unsure.
>  
> +config RESOURCE_COUNTERS
> +	bool "Resource counters"
> +	help
> +	  This option enables controller independent resource accounting
> +          infrastructure that works with cgroups

Use tab + 2 spaces consistently for help text indentation.
End that sentence with a ".".

> +	depends on CGROUPS
> +
>  config FAIR_GROUP_SCHED
>  	bool "Fair group CPU scheduler"
>  	default y



---
~Randy
Phaedrus says that Quality is about caring.
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