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From: Mel Gorman <mgorman@suse.de>
To: Huang Ying <ying.huang@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	Rafael Aquini <aquini@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Ingo Molnar <mingo@redhat.com>, Rik van Riel <riel@surriel.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Dave Hansen <dave.hansen@intel.com>,
	Andi Kleen <ak@linux.intel.com>, Michal Hocko <mhocko@suse.com>,
	David Rientjes <rientjes@google.com>,
	linux-api@vger.kernel.org
Subject: Re: [PATCH -V6 RESEND 3/3] NOT kernel/numactl: Support to enable Linux kernel NUMA balancing
Date: Wed, 2 Dec 2020 11:45:33 +0000	[thread overview]
Message-ID: <20201202114533.GX3306@suse.de> (raw)
In-Reply-To: <20201202084234.15797-4-ying.huang@intel.com>

On Wed, Dec 02, 2020 at 04:42:34PM +0800, Huang Ying wrote:
> A new API: numa_set_membind_balancing() is added to libnuma.  It is
> same as numa_set_membind() except that the Linux kernel NUMA balancing
> will be enabled for the task if the feature is supported by the
> kernel.
> 
> At the same time, a new option: --balancing (-b) is added to numactl.
> Which can be used before the memory policy options in the command
> line.  With it, the Linux kernel NUMA balancing will be enabled for
> the process if the feature is supported by the kernel.
> 
> Signed-off-by: "Huang, Ying" <ying.huang@intel.com>
> index f3bb22b..109dd8f 100644
> --- a/numactl.8
> +++ b/numactl.8
> @@ -25,6 +25,8 @@ numactl \- Control NUMA policy for processes or shared memory
>  [
>  .B \-\-all
>  ] [
> +.B \-\-balancing
> +] [

--balancing is a bit vague, maybe --balance-bind? The intent is to hint
that it's specific to MPOL_BIND at this time.

-- 
Mel Gorman
SUSE Labs


      reply	other threads:[~2020-12-02 11:45 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-02  8:42 [PATCH -V6 RESEND 0/3] numa balancing: Migrate on fault among multiple bound nodes Huang Ying
2020-12-02  8:42 ` [PATCH -V6 RESEND 1/3] " Huang Ying
2020-12-02 11:40   ` Mel Gorman
2020-12-03 10:25     ` Peter Zijlstra
2020-12-03 10:53       ` Mel Gorman
2020-12-04  9:19       ` Huang, Ying
2020-12-10  8:21         ` Huang, Ying
2020-12-02  8:42 ` [PATCH -V6 RESEND 2/3] NOT kernel/man-pages: man2/set_mempolicy.2: Add mode flag MPOL_F_NUMA_BALANCING Huang Ying
2020-12-02 11:43   ` Mel Gorman
2020-12-03  1:49     ` Huang, Ying
2020-12-03  9:37       ` Mel Gorman
2020-12-02 12:33   ` Alejandro Colomar (mailing lists; readonly)
2020-12-08  8:13     ` Huang, Ying
2020-12-18 10:21       ` Alejandro Colomar (mailing lists; readonly)
2020-12-21  1:31         ` Huang, Ying
2020-12-02  8:42 ` [PATCH -V6 RESEND 3/3] NOT kernel/numactl: Support to enable Linux kernel NUMA balancing Huang Ying
2020-12-02 11:45   ` Mel Gorman [this message]

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