From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: Dave Hansen <dave.hansen@intel.com>
Cc: Dave Hansen <dave@sr71.net>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@suse.de>,
David Rientjes <rientjes@google.com>,
Glauber Costa <glommer@gmail.com>,
Johannes Weiner <hannes@cmpxchg.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>,
Minchan Kim <minchan@kernel.org>,
Jiang Liu <jiang.liu@huawei.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 1/5] mm, page_alloc: support multiple pages allocation
Date: Tue, 16 Jul 2013 09:26:52 +0900 [thread overview]
Message-ID: <20130716002652.GA2430@lge.com> (raw)
In-Reply-To: <51DED47A.8090008@intel.com>
On Thu, Jul 11, 2013 at 08:51:22AM -0700, Dave Hansen wrote:
> On 07/10/2013 11:12 PM, Joonsoo Kim wrote:
> >> > I'd also like to see some scalability numbers on this. How do your
> >> > tests look when all the CPUs on the system are hammering away?
> > What test do you mean?
> > Please elaborate on this more
>
> Your existing tests looked single-threaded. That's certainly part of
> the problem. Will your patches have implications for larger systems,
> though? How much do your patches speed up or slow things down if we
> have many allocations proceeding on many CPUs in parallel?
Hello.
Okay, I will do that and attach the result to v2.
Thanks.
>
> --
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next prev parent reply other threads:[~2013-07-16 0:26 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-03 8:34 [RFC PATCH 0/5] Support multiple pages allocation Joonsoo Kim
2013-07-03 8:34 ` [RFC PATCH 1/5] mm, page_alloc: support " Joonsoo Kim
2013-07-03 15:57 ` Christoph Lameter
2013-07-04 4:29 ` Joonsoo Kim
2013-07-10 22:52 ` Dave Hansen
2013-07-11 1:02 ` Joonsoo Kim
2013-07-11 5:38 ` Dave Hansen
2013-07-11 6:12 ` Joonsoo Kim
2013-07-11 15:51 ` Dave Hansen
2013-07-16 0:26 ` Joonsoo Kim [this message]
2013-07-12 16:31 ` Dave Hansen
2013-07-16 0:37 ` Joonsoo Kim
2013-07-03 8:34 ` [RFC PATCH 2/5] mm, page_alloc: introduce alloc_pages_exact_node_multiple() Joonsoo Kim
2013-07-03 8:34 ` [RFC PATCH 3/5] radix-tree: introduce radix_tree_[next/prev]_present() Joonsoo Kim
2013-07-03 8:34 ` [RFC PATCH 4/5] readahead: remove end range check Joonsoo Kim
2013-07-03 8:34 ` [RFC PATCH 5/5] readhead: support multiple pages allocation for readahead Joonsoo Kim
2013-07-03 15:28 ` [RFC PATCH 0/5] Support multiple pages allocation Michal Hocko
2013-07-03 15:51 ` Zhang Yanfei
2013-07-03 16:01 ` Zhang Yanfei
2013-07-04 4:24 ` Joonsoo Kim
2013-07-04 10:00 ` Michal Hocko
2013-07-10 0:31 ` Joonsoo Kim
2013-07-10 1:20 ` Zhang Yanfei
2013-07-10 9:56 ` Joonsoo Kim
2013-07-10 9:17 ` Michal Hocko
2013-07-10 9:55 ` Joonsoo Kim
2013-07-10 11:27 ` Michal Hocko
2013-07-11 1:05 ` Joonsoo Kim
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