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From: Minchan Kim <minchan@kernel.org>
To: Mel Gorman <mgorman@techsingularity.net>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Fengguang Wu <fengguang.wu@intel.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@suse.cz>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Vlastimil Babka <vbabka@suse.cz>, Linux-MM <linux-mm@kvack.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mm: add per-zone lru list stat -fix
Date: Mon, 25 Jul 2016 17:01:14 +0900	[thread overview]
Message-ID: <20160725080114.GA1660@bbox> (raw)
In-Reply-To: <20160725072300.GK10438@techsingularity.net>

On Mon, Jul 25, 2016 at 08:23:00AM +0100, Mel Gorman wrote:
> This patch renames the zone LRU stats as printed in /proc/vmstat to avoid
> confusion. This keeps both the node and zone stats which normally will be
> redundant but should always be roughly in sync.
> 
> This is a fix to the mmotm patch mm-add-per-zone-lru-list-stat.patch
> 
> Signed-off-by: Mel Gorman <mgorman@techsingularity.net>

Actually, I don't have any number to prove how much keeping the stat
both zone and node increases performance but I don't object it.

Acked-by: Minchan Kim <minchan@kernel.org>

Thanks.

WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: Mel Gorman <mgorman@techsingularity.net>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Fengguang Wu <fengguang.wu@intel.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@suse.cz>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Vlastimil Babka <vbabka@suse.cz>, Linux-MM <linux-mm@kvack.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mm: add per-zone lru list stat -fix
Date: Mon, 25 Jul 2016 17:01:14 +0900	[thread overview]
Message-ID: <20160725080114.GA1660@bbox> (raw)
In-Reply-To: <20160725072300.GK10438@techsingularity.net>

On Mon, Jul 25, 2016 at 08:23:00AM +0100, Mel Gorman wrote:
> This patch renames the zone LRU stats as printed in /proc/vmstat to avoid
> confusion. This keeps both the node and zone stats which normally will be
> redundant but should always be roughly in sync.
> 
> This is a fix to the mmotm patch mm-add-per-zone-lru-list-stat.patch
> 
> Signed-off-by: Mel Gorman <mgorman@techsingularity.net>

Actually, I don't have any number to prove how much keeping the stat
both zone and node increases performance but I don't object it.

Acked-by: Minchan Kim <minchan@kernel.org>

Thanks.

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  reply	other threads:[~2016-07-25  8:00 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-25  7:23 [PATCH] mm: add per-zone lru list stat -fix Mel Gorman
2016-07-25  7:23 ` Mel Gorman
2016-07-25  8:01 ` Minchan Kim [this message]
2016-07-25  8:01   ` Minchan Kim

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