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From: marex@denx.de (Marek Vasut)
To: linux-arm-kernel@lists.infradead.org
Subject: FEC ethernet issues [Was: PL310 errata workarounds]
Date: Mon, 24 Mar 2014 21:21:58 +0100	[thread overview]
Message-ID: <201403242121.58705.marex@denx.de> (raw)
In-Reply-To: <OF42C103CA.1A3B5524-ON87257CA5.005C7764-87257CA5.0062A13A@grpleg.it>

On Monday, March 24, 2014 at 06:57:18 PM, robert.daniels at vantagecontrols.com 
wrote:
> Russell King - ARM Linux <linux@arm.linux.org.uk> wrote on 03/21/2014
> 
> 11:32:53 AM:
> > Hmm, rt kernels.  Does this happen without the rt patches applied?
> 
> I am not using the rt patches and I still see the problem.  I'm using
> 3.14.0-rc6+ with
> fec patches on the i.MX53 Quick Start Board with the latest U-Boot.
> 
> When I run my test I will immediately see packet loss with the eventual tx
> timeout issue.
> 
> These are the steps I use to reproduce the problem:
> 
> Setup: Desktop (Ubuntu 12.04: webfs, iperf3, /srv/ftp/test.bmp ~27 MB)
>        i.MX53 Quick Start Board (linux 3.14.0-rc6+ with fec patches:
> iperf3, wget)
> 
> Test:
> 
>   Desktop:
>     iperf3 -s -V
> 
>   i.MX53 QSB:
>     ssh 1> iperf3 -c 192.168.1.101 -u -l 64 -b 55M -V -t 1000

I think the UDP test might be lossy, can you try with TCP test please ?

Best regards,
Marek Vasut

  reply	other threads:[~2014-03-24 20:21 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-14 14:48 PL310 errata workarounds Russell King - ARM Linux
2014-03-14 15:01 ` Russell King - ARM Linux
2014-03-14 16:02   ` Rob Herring
2014-03-14 17:57     ` Russell King - ARM Linux
2014-03-14 19:14       ` Rob Herring
2014-03-14 20:32         ` Russell King - ARM Linux
2014-03-19 21:22         ` Marek Vasut
2014-03-19 21:35           ` Rob Herring
2014-03-19 21:46             ` Russell King - ARM Linux
2014-03-19 21:54               ` Marek Vasut
2014-03-16 11:52     ` Russell King - ARM Linux
2014-03-17 15:04       ` Rob Herring
2014-03-17 15:37         ` Russell King - ARM Linux
2014-03-17 17:29           ` Catalin Marinas
2014-03-17 19:44             ` Russell King - ARM Linux
2014-03-17 21:09               ` Nicolas Pitre
2014-03-17 21:14                 ` Russell King - ARM Linux
2014-03-17 21:54                   ` Nicolas Pitre
2014-03-16 15:29 ` Russell King - ARM Linux
2014-03-17 14:00   ` Rob Herring
2014-03-17 14:40     ` Russell King - ARM Linux
2014-03-18 11:22     ` *READ THIS IF YOUR SOC HAS A L2 CACHE* PL310 auxctrl settings Russell King - ARM Linux
2014-03-28 12:51       ` Maxime Coquelin
2014-03-28 13:02         ` Russell King - ARM Linux
2014-03-28 13:32           ` Maxime Coquelin
2014-03-18 17:26     ` PL310 errata workarounds Russell King - ARM Linux
2014-03-19 21:52       ` Marek Vasut
2014-03-19 22:51         ` Russell King - ARM Linux
2014-03-19 23:05           ` FEC ethernet issues [Was: PL310 errata workarounds] Marek Vasut
2014-03-20  4:01             ` Marek Vasut
2014-03-20 22:27               ` Fabio Estevam
2014-03-20 23:06                 ` Russell King - ARM Linux
2014-03-21  0:24                   ` Troy Kisky
2014-03-21  1:18                     ` Russell King - ARM Linux
2014-03-21  1:36                       ` Fabio Estevam
2014-03-21  1:43                         ` Fabio Estevam
2014-03-21 16:37                           ` Bernd Faust
     [not found]                           ` <CANBf9eNZB+BVBDkgWNxxGs-ndQ-mYCc6+bfVdS-8T-QLpSZ3GA@mail.gmail.com>
2014-03-21 17:32                             ` Russell King - ARM Linux
2014-03-23 11:38                               ` Bernd Faust
2014-03-23 13:44                                 ` Russell King - ARM Linux
2014-03-24 17:57                               ` robert.daniels at vantagecontrols.com
2014-03-24 20:21                                 ` Marek Vasut [this message]
2014-03-24 22:37                                   ` robert.daniels at vantagecontrols.com
2014-03-24 23:44                                     ` Russell King - ARM Linux
2014-03-25  1:02                                       ` Marek Vasut
2014-03-25 23:10                                         ` Russell King - ARM Linux
2014-03-26  0:11                                       ` Russell King - ARM Linux
2014-04-01  9:26                                         ` Russell King - ARM Linux
2014-04-01 14:00                                           ` Eric Nelson
2014-04-01 17:29                                             ` Russell King - ARM Linux
2014-04-01 18:11                                               ` Eric Nelson
2014-04-02  2:26                                               ` fugang.duan at freescale.com
2014-04-01 19:38                                           ` robert.daniels at vantagecontrols.com
2014-04-01 22:51                                             ` Russell King - ARM Linux
2014-04-02  0:37                                               ` robert.daniels at vantagecontrols.com
2014-04-02  3:19                                               ` fugang.duan at freescale.com
2014-04-02  8:59                                                 ` Russell King - ARM Linux
2014-04-02  9:40                                                   ` fugang.duan at freescale.com
2014-04-02 10:46                                                     ` Russell King - ARM Linux
2014-04-02 11:33                                                       ` fugang.duan at freescale.com
2014-04-02 16:51                                                         ` Russell King - ARM Linux
2014-04-03  2:41                                                           ` fugang.duan at freescale.com
2014-04-03  8:56                                                             ` Russell King - ARM Linux
2014-04-03  9:55                                                               ` fugang.duan at freescale.com
2014-04-03 10:32                                                                 ` Russell King - ARM Linux
2014-04-03 13:36                                                                   ` Shawn Guo
2014-04-03 13:45                                                                     ` Russell King - ARM Linux
2014-04-03 14:00                                                                       ` Shawn Guo
2014-04-04 20:21                                               ` robert.daniels at vantagecontrols.com
2014-04-29  9:26                                                 ` Jaccon Bastiaansen
     [not found]                                                 ` <CAGzjT4d8H6YE6P6A1E4aHiPAenJFvZH01LHXaNzVwhF2MRBvWQ@mail.gmail.com>
2014-05-02 11:41                                                   ` Russell King - ARM Linux
2014-05-08  9:23                                                     ` Jaccon Bastiaansen
2014-03-21 15:50           ` PL310 errata workarounds Frank Li
2014-03-21 17:12             ` Russell King - ARM Linux
2014-03-17 16:32   ` Russell King - ARM Linux
2014-03-17 16:51     ` Russell King - ARM Linux

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