From: "Anders Boström" <anders@netinsight.net>
To: Jie.Yang@Atheros.com
Cc: ben@decadent.org.uk, netdev@vger.kernel.org,
565404@bugs.debian.org, Xiong.Huang@Atheros.com
Subject: Re: Bug#565404: linux-image-2.6.26-2-amd64: atl1e: TSO is broken
Date: Wed, 20 Jan 2010 10:27:04 +0100 (CET) [thread overview]
Message-ID: <20100120.102704.295948365864962720.anders@netinsight.net> (raw)
In-Reply-To: <CDAFEDABF718A54BABD0DA5476695307443F1E8D@SHEXMB-01.global.atheros.com>
>>>>> "JY" == Jie Yang <Jie.Yang@Atheros.com> writes:
JY> Anders Boström <anders@netinsight.net> wrote:
>> It is an ASUS M4A78 PRO motherboard with the Atheros
>> AR8121/AR8113/AR8114 on-board.
>>
>> >> ~25Mbyte/s performance. I get ~5000 retransmitted packets
>> per GByte >> data, according to RetransSegs in
>> /proc/net/snmp . wireshark in the >> client show that the
>> server send out a sequence of frames. All but the >> last
>> one are 1500 bytes IP-packets. The last one is shorter, but
>> the >> IP-header still say 1500 byte. The client then
>> requests retransmit, >> and the retransmitted frame arrives
>> with correct IP-header.
JY> i just test it on Linux localhost.localdomain 2.6.31.5-127.fc12.x86_64 #1 SMP Sat Nov 7 21:11:14 EST 2009 x86_64 x86_64 x86_64 GNU/Linux.
JY> with hardware, Atheros AR8121/AR8113/AR8114 PCI-E Ethernet Controller (rev b0)
JY> device id : 1969:1026 (rev b0)
JY> i upload/download a 382M it work well with retransmit packet:
Have you tested NFS over TCP? The block-size the application uses can
have an effect on this. What application did you use? Block-size?
/ Anders
next prev parent reply other threads:[~2010-01-20 9:27 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20100115.142502.968775035345957525.anders@netinsight.net>
[not found] ` <1263767939.8876.94.camel@localhost>
2010-01-18 14:43 ` Bug#565404: linux-image-2.6.26-2-amd64: atl1e: TSO is broken Anders Boström
2010-01-20 6:03 ` Jie Yang
2010-01-20 9:27 ` Anders Boström [this message]
2010-01-21 5:37 ` Jie Yang
2010-01-21 16:42 ` Anders Boström
2010-01-23 15:29 ` Ben Hutchings
2010-01-24 1:36 ` Herbert Xu
2010-01-25 5:41 ` Jie Yang
2010-01-25 15:36 ` Anders Boström
2010-01-26 2:04 ` Jie Yang
2010-01-26 8:34 ` Anders Boström
2013-03-31 0:25 ` Ben Hutchings
2013-03-31 0:43 ` Huang, Xiong
2013-03-31 1:18 ` Huang, Xiong
2013-03-31 2:10 ` Ben Hutchings
2013-04-01 2:51 ` Huang, Xiong
2013-04-02 21:15 ` Hannes Frederic Sowa
2013-04-02 21:51 ` Huang, Xiong
2013-04-02 22:19 ` Hannes Frederic Sowa
2013-04-02 22:23 ` Huang, Xiong
2013-04-03 0:00 ` Hannes Frederic Sowa
2013-04-03 0:12 ` Huang, Xiong
2013-04-03 0:43 ` Hannes Frederic Sowa
2013-04-02 22:00 ` Eric Dumazet
2013-04-02 22:15 ` Hannes Frederic Sowa
2013-04-02 22:34 ` Eric Dumazet
2013-04-02 23:24 ` Hannes Frederic Sowa
2013-04-03 0:38 ` Hannes Frederic Sowa
2013-03-31 21:11 ` Hannes Frederic Sowa
2013-04-02 7:35 ` Anders Boström
2013-04-02 9:41 ` Hannes Frederic Sowa
2013-04-02 12:22 ` Anders Boström
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