linux-kernel - Re: [PATCH v4 1/2] sched/numa: introduce per-cgroup NUMA locality info

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Message-ID: <fde5d43b-447d-1b54-1bad-3a5d67e6c1f2@infradead.org>
Date:   Wed, 4 Dec 2019 19:28:15 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     王贇 <yun.wang@...ux.alibaba.com>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Iurii Zaikin <yzaikin@...gle.com>,
        Michal Koutný <mkoutny@...e.com>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org,
        "Paul E. McKenney" <paulmck@...ux.ibm.com>,
        Jonathan Corbet <corbet@....net>
Subject: Re: [PATCH v4 1/2] sched/numa: introduce per-cgroup NUMA locality
 info

Hi,

It seems that you missed my previous comments...


On 12/3/19 11:59 PM, 王贇 wrote:
> diff --git a/init/Kconfig b/init/Kconfig
> index 4d8d145c41d2..fb7182a0d017 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -817,6 +817,15 @@ config NUMA_BALANCING_DEFAULT_ENABLED
>  	  If set, automatic NUMA balancing will be enabled if running on a NUMA
>  	  machine.
> 
> +config CGROUP_NUMA_LOCALITY
> +	bool "The per-cgroup NUMA Locality"

Drop "The"

> +	default n
> +	depends on CGROUP_SCHED && NUMA_BALANCING
> +	help
> +	  This option enable the collection of per-cgroup NUMA locality info,

	              enables

> +	  to tell whether NUMA Balancing is working well for a particular
> +	  workload, also imply the NUMA efficiency.
> +
>  menuconfig CGROUPS
>  	bool "Control Group support"
>  	select KERNFS


thanks.
-- 
~Randy