From: Mel Gorman <mgorman@suse.de>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: Alex Shi <alex.shi@linaro.org>, Ingo Molnar <mingo@kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
H Peter Anvin <hpa@zytor.com>, Linux-X86 <x86@kernel.org>,
Linux-MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [TLB range flush] +34.7% hackbench.throughput
Date: Thu, 16 Jan 2014 18:49:40 +0000 [thread overview]
Message-ID: <20140116184940.GR4963@suse.de> (raw)
In-Reply-To: <20140116140118.GA22224@localhost>
On Thu, Jan 16, 2014 at 10:01:18PM +0800, Fengguang Wu wrote:
> Hi Mel,
>
> I applied your patchset on v3.13-rc7 and get some test results. The
> results are encouraging: hackbench throughput increased by 34.7% with
> parameters 1600%-threads-pipe on a 2S SNB server.
>
> In case you are interested, here are the full list of changes.
> kconfig is attached.
>
I am intersted and thanks very much for the report. It's very encouraging.
--
Mel Gorman
SUSE Labs
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prev parent reply other threads:[~2014-01-16 18:49 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-09 14:34 [PATCH 0/5] Fix ebizzy performance regression due to X86 TLB range flush v3 Mel Gorman
2014-01-09 14:34 ` [PATCH 1/5] x86: mm: Account for TLB flushes only when debugging Mel Gorman
2014-01-09 19:43 ` Rik van Riel
2014-01-16 11:12 ` [PATCH] mm: vmstat: Do not display stats for TLB flushes unless debugging Mel Gorman
2014-01-16 12:25 ` Rik van Riel
2014-01-16 23:22 ` David Rientjes
2014-01-17 8:53 ` Mel Gorman
2014-01-09 14:34 ` [PATCH 2/5] x86: mm: Clean up inconsistencies when flushing TLB ranges Mel Gorman
2014-01-09 19:47 ` Rik van Riel
2014-01-09 14:34 ` [PATCH 3/5] x86: mm: Eliminate redundant page table walk during TLB range flushing Mel Gorman
2014-01-09 19:49 ` Rik van Riel
2014-01-09 14:34 ` [PATCH 4/5] x86: mm: Change tlb_flushall_shift for IvyBridge Mel Gorman
2014-01-09 19:59 ` Rik van Riel
2014-01-09 14:34 ` [PATCH 5/5] mm: x86: Revisit tlb_flushall_shift tuning for page flushes except on IvyBridge Mel Gorman
2014-01-09 20:00 ` Rik van Riel
2014-01-09 21:39 ` [PATCH 0/5] Fix ebizzy performance regression due to X86 TLB range flush v3 Davidlohr Bueso
2014-01-16 14:01 ` [TLB range flush] +34.7% hackbench.throughput Fengguang Wu
2014-01-16 18:49 ` Mel Gorman [this message]
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