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

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Date:   Wed, 4 Dec 2019 19:29:47 -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

On 12/4/19 7:28 PM, Randy Dunlap wrote:
> 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.
> 

Ah, the changes are in patch 2/2/ for some reason.  OK, thanks.

-- 
~Randy