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From: Johannes Weiner <hannes@cmpxchg.org>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Mel Gorman <mgorman@techsingularity.net>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	David Rientjes <rientjes@google.com>,
	kernel-team@fb.com
Subject: Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks
Date: Sun, 19 Mar 2017 17:23:40 -0400	[thread overview]
Message-ID: <20170319212340.GA24053@cmpxchg.org> (raw)
In-Reply-To: <0e01d912-9473-35df-5bc7-f080ab9c1818@suse.cz>

On Fri, Mar 17, 2017 at 07:29:54PM +0100, Vlastimil Babka wrote:
> On 03/16/2017 07:34 PM, Johannes Weiner wrote:
> > The patched kernel also consistently beats vanilla in terms of peak
> > job throughput.
> > 
> > Overall very cool!
> 
> Thanks a lot! So that means it's worth the increased compaction stats
> you reported earlier?

Yes, from the impact this patchset has on the workload overall, I'm
assuming that the increased work pays off.

So maybe something to keep an eye out for, but IMO not a dealbreaker.

WARNING: multiple messages have this Message-ID
From: Johannes Weiner <hannes@cmpxchg.org>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Mel Gorman <mgorman@techsingularity.net>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	David Rientjes <rientjes@google.com>,
	kernel-team@fb.com
Subject: Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks
Date: Sun, 19 Mar 2017 17:23:40 -0400	[thread overview]
Message-ID: <20170319212340.GA24053@cmpxchg.org> (raw)
In-Reply-To: <0e01d912-9473-35df-5bc7-f080ab9c1818@suse.cz>

On Fri, Mar 17, 2017 at 07:29:54PM +0100, Vlastimil Babka wrote:
> On 03/16/2017 07:34 PM, Johannes Weiner wrote:
> > The patched kernel also consistently beats vanilla in terms of peak
> > job throughput.
> > 
> > Overall very cool!
> 
> Thanks a lot! So that means it's worth the increased compaction stats
> you reported earlier?

Yes, from the impact this patchset has on the workload overall, I'm
assuming that the increased work pays off.

So maybe something to keep an eye out for, but IMO not a dealbreaker.

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  reply	other threads:[~2017-03-19 21:24 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-07 13:15 Vlastimil Babka
2017-03-07 13:15 ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 1/8] mm, compaction: reorder fields in struct compact_control Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 2/8] mm, compaction: remove redundant watermark check in compact_finished() Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-16  1:30   ` Joonsoo Kim
2017-03-16  1:30     ` Joonsoo Kim
2017-03-29 15:30     ` Vlastimil Babka
2017-03-29 15:30       ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 3/8] mm, page_alloc: split smallest stolen page in fallback Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 4/8] mm, page_alloc: count movable pages when stealing from pageblock Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-16  1:53   ` Joonsoo Kim
2017-03-16  1:53     ` Joonsoo Kim
2017-03-29 15:49     ` Vlastimil Babka
2017-03-29 15:49       ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 5/8] mm, compaction: change migrate_async_suitable() to suitable_migration_source() Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 6/8] mm, compaction: add migratetype to compact_control Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 7/8] mm, compaction: restrict async compaction to pageblocks of same migratetype Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-16  2:14   ` Joonsoo Kim
2017-03-16  2:14     ` Joonsoo Kim
2017-03-29 16:06     ` Vlastimil Babka
2017-03-29 16:06       ` Vlastimil Babka
2017-04-07  0:38       ` Joonsoo Kim
2017-04-07  0:38         ` Joonsoo Kim
2017-05-04  6:12         ` Vlastimil Babka
2017-05-04  6:12           ` Vlastimil Babka
2017-03-07 13:15 ` [PATCH v3 8/8] mm, compaction: finish whole pageblock to reduce fragmentation Vlastimil Babka
2017-03-07 13:15   ` Vlastimil Babka
2017-03-16  2:18   ` Joonsoo Kim
2017-03-16  2:18     ` Joonsoo Kim
2017-03-29 16:13     ` Vlastimil Babka
2017-03-29 16:13       ` Vlastimil Babka
2017-03-08 16:46 ` [PATCH v3 0/8] try to reduce fragmenting fallbacks Johannes Weiner
2017-03-08 16:46   ` Johannes Weiner
2017-03-08 19:17   ` Vlastimil Babka
2017-03-08 19:17     ` Vlastimil Babka
2017-03-16 18:34     ` Johannes Weiner
2017-03-16 18:34       ` Johannes Weiner
2017-03-17 18:29       ` Vlastimil Babka
2017-03-17 18:29         ` Vlastimil Babka
2017-03-19 21:23         ` Johannes Weiner [this message]
2017-03-19 21:23           ` Johannes Weiner

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