From: rick.jones2@hp.com (Rick Jones)
To: linux-arm-kernel@lists.infradead.org
Subject: [BUG,REGRESSION?] 3.11.6+,3.12: GbE iface rate drops to few KB/s
Date: Thu, 21 Nov 2013 15:23:09 -0800 [thread overview]
Message-ID: <528E95DD.3060209@hp.com> (raw)
In-Reply-To: <87txf54b76.fsf@natisbad.org>
On 11/21/2013 02:55 PM, Arnaud Ebalard wrote:
> On the RN2120, for a file served from /run/shm (for apache and nginx):
>
> Apache nginx netperf
> 131072: 102 MB/s 112 MB/s 941.11 Mb/s
> 65536: 102 MB/s 112 MB/s 935.97 Mb/s
> 32768: 101 MB/s 105 MB/s 940.49 Mb/s
> 16384: 94 MB/s 90 MB/s 770.07 Mb/s
> 8192: 83 MB/s 66 MB/s 556.79 Mb/s
If you want to make the units common across all three tests, netperf
accepts a global -f option to alter the output units. If you add -f M
netperf will then emit results in MB/s (M == 1048576). I'm assuming of
course that the MB/s of Apache and nginx are also M == 1048576.
happy benchmarking,
rick jones
WARNING: multiple messages have this Message-ID (diff)
From: Rick Jones <rick.jones2@hp.com>
To: Arnaud Ebalard <arno@natisbad.org>,
Eric Dumazet <eric.dumazet@gmail.com>
Cc: Willy Tarreau <w@1wt.eu>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Florian Fainelli <f.fainelli@gmail.com>,
simon.guinot@sequanux.org, netdev@vger.kernel.org,
edumazet@google.com, Cong Wang <xiyou.wangcong@gmail.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [BUG,REGRESSION?] 3.11.6+,3.12: GbE iface rate drops to few KB/s
Date: Thu, 21 Nov 2013 15:23:09 -0800 [thread overview]
Message-ID: <528E95DD.3060209@hp.com> (raw)
In-Reply-To: <87txf54b76.fsf@natisbad.org>
On 11/21/2013 02:55 PM, Arnaud Ebalard wrote:
> On the RN2120, for a file served from /run/shm (for apache and nginx):
>
> Apache nginx netperf
> 131072: 102 MB/s 112 MB/s 941.11 Mb/s
> 65536: 102 MB/s 112 MB/s 935.97 Mb/s
> 32768: 101 MB/s 105 MB/s 940.49 Mb/s
> 16384: 94 MB/s 90 MB/s 770.07 Mb/s
> 8192: 83 MB/s 66 MB/s 556.79 Mb/s
If you want to make the units common across all three tests, netperf
accepts a global -f option to alter the output units. If you add -f M
netperf will then emit results in MB/s (M == 1048576). I'm assuming of
course that the MB/s of Apache and nginx are also M == 1048576.
happy benchmarking,
rick jones
next prev parent reply other threads:[~2013-11-21 23:23 UTC|newest]
Thread overview: 121+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-10 13:53 [BUG,REGRESSION?] 3.11.6+,3.12: GbE iface rate drops to few KB/s Arnaud Ebalard
2013-11-10 13:53 ` Arnaud Ebalard
2013-11-12 6:48 ` Cong Wang
2013-11-12 6:48 ` Cong Wang
2013-11-12 7:56 ` Arnaud Ebalard
2013-11-12 7:56 ` Arnaud Ebalard
2013-11-12 8:36 ` Willy Tarreau
2013-11-12 8:36 ` Willy Tarreau
2013-11-12 9:14 ` Arnaud Ebalard
2013-11-12 9:14 ` Arnaud Ebalard
2013-11-12 10:01 ` Willy Tarreau
2013-11-12 10:01 ` Willy Tarreau
2013-11-12 15:34 ` Arnaud Ebalard
2013-11-12 15:34 ` Arnaud Ebalard
2013-11-13 7:22 ` Willy Tarreau
2013-11-13 7:22 ` Willy Tarreau
2013-11-17 14:19 ` Willy Tarreau
2013-11-17 14:19 ` Willy Tarreau
2013-11-17 17:41 ` Eric Dumazet
2013-11-17 17:41 ` Eric Dumazet
2013-11-19 6:44 ` Arnaud Ebalard
2013-11-19 6:44 ` Arnaud Ebalard
2013-11-19 13:53 ` Eric Dumazet
2013-11-19 13:53 ` Eric Dumazet
2013-11-19 17:43 ` Willy Tarreau
2013-11-19 17:43 ` Willy Tarreau
2013-11-19 18:31 ` Eric Dumazet
2013-11-19 18:31 ` Eric Dumazet
2013-11-19 18:41 ` Willy Tarreau
2013-11-19 18:41 ` Willy Tarreau
2013-11-19 23:53 ` Arnaud Ebalard
2013-11-19 23:53 ` Arnaud Ebalard
2013-11-20 0:08 ` Eric Dumazet
2013-11-20 0:08 ` Eric Dumazet
2013-11-20 0:35 ` Willy Tarreau
2013-11-20 0:35 ` Willy Tarreau
2013-11-20 0:43 ` Eric Dumazet
2013-11-20 0:43 ` Eric Dumazet
2013-11-20 0:52 ` Willy Tarreau
2013-11-20 0:52 ` Willy Tarreau
2013-11-20 8:50 ` Thomas Petazzoni
2013-11-20 8:50 ` Thomas Petazzoni
2013-11-20 19:21 ` Arnaud Ebalard
2013-11-20 19:11 ` Willy Tarreau
2013-11-20 19:11 ` Willy Tarreau
2013-11-20 19:26 ` Arnaud Ebalard
2013-11-20 19:26 ` Arnaud Ebalard
2013-11-20 21:28 ` Arnaud Ebalard
2013-11-20 21:28 ` Arnaud Ebalard
2013-11-20 21:54 ` Willy Tarreau
2013-11-20 21:54 ` Willy Tarreau
2013-11-21 0:44 ` Willy Tarreau
2013-11-21 0:44 ` Willy Tarreau
2013-11-21 18:38 ` ARM network performance and dma_mask (was: [BUG,REGRESSION?] 3.11.6+,3.12: GbE iface rate drops to few KB/s) Willy Tarreau
2013-11-21 19:04 ` Thomas Petazzoni
2013-11-21 19:04 ` Thomas Petazzoni
2013-11-21 21:51 ` ARM network performance and dma_mask (was: [BUG, REGRESSION?] 3.11.6+, 3.12: " Willy Tarreau
2013-11-21 21:51 ` ARM network performance and dma_mask (was: [BUG,REGRESSION?] 3.11.6+,3.12: " Willy Tarreau
2013-11-21 22:01 ` ARM network performance and dma_mask Rob Herring
2013-11-21 22:01 ` Rob Herring
2013-11-21 22:13 ` Willy Tarreau
2013-11-21 22:13 ` Willy Tarreau
2013-11-21 21:51 ` [BUG,REGRESSION?] 3.11.6+,3.12: GbE iface rate drops to few KB/s Arnaud Ebalard
2013-11-21 21:51 ` Arnaud Ebalard
2013-11-21 21:52 ` Willy Tarreau
2013-11-21 21:52 ` Willy Tarreau
2013-11-21 22:00 ` Eric Dumazet
2013-11-21 22:00 ` Eric Dumazet
2013-11-21 22:55 ` Arnaud Ebalard
2013-11-21 22:55 ` Arnaud Ebalard
2013-11-21 23:23 ` Rick Jones [this message]
2013-11-21 23:23 ` Rick Jones
2013-11-20 17:12 ` Willy Tarreau
2013-11-20 17:12 ` Willy Tarreau
2013-11-20 17:30 ` Eric Dumazet
2013-11-20 17:30 ` Eric Dumazet
2013-11-20 17:38 ` Willy Tarreau
2013-11-20 17:38 ` Willy Tarreau
2013-11-20 18:52 ` David Miller
2013-11-20 18:52 ` David Miller
2013-11-20 17:34 ` Willy Tarreau
2013-11-20 17:34 ` Willy Tarreau
2013-11-20 17:40 ` Eric Dumazet
2013-11-20 17:40 ` Eric Dumazet
2013-11-20 18:15 ` Willy Tarreau
2013-11-20 18:15 ` Willy Tarreau
2013-11-20 18:21 ` Eric Dumazet
2013-11-20 18:21 ` Eric Dumazet
2013-11-20 18:29 ` Willy Tarreau
2013-11-20 18:29 ` Willy Tarreau
2013-11-20 19:22 ` Arnaud Ebalard
2013-11-20 19:22 ` Arnaud Ebalard
2013-11-18 10:09 ` David Laight
2013-11-18 10:09 ` David Laight
2013-11-18 10:52 ` Willy Tarreau
2013-11-18 10:52 ` Willy Tarreau
2013-11-18 10:26 ` Thomas Petazzoni
2013-11-18 10:26 ` Thomas Petazzoni
2013-11-18 10:44 ` Simon Guinot
2013-11-18 10:44 ` Simon Guinot
2013-11-18 16:54 ` Stephen Hemminger
2013-11-18 16:54 ` Stephen Hemminger
2013-11-18 17:13 ` Eric Dumazet
2013-11-18 17:13 ` Eric Dumazet
2013-11-18 10:51 ` Willy Tarreau
2013-11-18 10:51 ` Willy Tarreau
2013-11-18 17:58 ` Florian Fainelli
2013-11-18 17:58 ` Florian Fainelli
2013-11-12 14:39 ` [PATCH] tcp: tsq: restore minimal amount of queueing Eric Dumazet
2013-11-12 15:24 ` Sujith Manoharan
2013-11-13 14:06 ` Eric Dumazet
2013-11-13 14:32 ` [PATCH v2] " Eric Dumazet
2013-11-13 21:18 ` Arnaud Ebalard
2013-11-13 21:59 ` Holger Hoffstaette
2013-11-13 23:40 ` Eric Dumazet
2013-11-13 23:52 ` Holger Hoffstaette
2013-11-17 23:15 ` Francois Romieu
2013-11-18 16:26 ` Holger Hoffstätte
2013-11-18 16:47 ` Eric Dumazet
2013-11-13 22:41 ` Eric Dumazet
2013-11-14 21:26 ` David Miller
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