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From: Nivedita Singhvi <niv@us.ibm.com>
To: jamal <hadi@cyberus.ca>
Cc: Troy Wilson <tcw@tempest.prismnet.com>,
	linux-kernel@vger.kernel.org, netdev@oss.sgi.com
Subject: Re: Early SPECWeb99 results on 2.5.33 with TSO on e1000
Date: Thu,  5 Sep 2002 20:38:10 -0700	[thread overview]
Message-ID: <1031283490.3d7823228d9ed@imap.linux.ibm.com> (raw)
In-Reply-To: <Pine.GSO.4.30.0209052129580.21731-100000@shell.cyberus.ca>

Quoting jamal <hadi@cyberus.ca>:

> I am not sure; if he gets a busy system in a congested network, i
> can see the offloading savings i.e i am not sure if the amortization
> of the calls away from the CPU is sufficient enough savings if it
> doesnt involve a lot of retransmits. I am also wondering how smart
> this NIC in doing the retransmits; example i have doubts if this
> idea is briliant to begin with; does it handle SACKs for example?

do you mean sack data being sent as a tcp option? 
dont know, lots of other questions arise (like timestamp
on all the segments would be the same?). 

 
> Troy, i am not interested in the nestat -s data rather the TCP
> stats this NIC  has exposed. Unless those somehow show up magically
> in netstat.

most recent (dont know how far back) versions of netstat
display /proc/net/snmp and /proc/net/netstat (with the 
Linux TCP MIB), so netstat -s should show you most of 
whats interesting. Or were you referring to something else?

ifconfig -a and netstat -rn would also be nice to have..

thanks,
Nivedita

  reply	other threads:[~2002-09-06  3:38 UTC|newest]

Thread overview: 101+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-09-05 18:30 Early SPECWeb99 results on 2.5.33 with TSO on e1000 Troy Wilson
2002-09-05 20:59 ` jamal
2002-09-05 22:11   ` Troy Wilson
2002-09-05 22:39     ` Nivedita Singhvi
2002-09-05 23:01       ` Dave Hansen
2002-09-05 22:48   ` Nivedita Singhvi
2002-09-06  1:47     ` jamal
2002-09-06  3:38       ` Nivedita Singhvi [this message]
2002-09-06  3:58         ` David S. Miller
2002-09-06  4:20           ` Nivedita Singhvi
2002-09-06  4:17             ` David S. Miller
2002-09-07  0:05         ` Troy Wilson
2002-09-06  3:56       ` David S. Miller
2002-09-06  3:47   ` David S. Miller
2002-09-06  6:48     ` Martin J. Bligh
2002-09-06  6:51       ` David S. Miller
2002-09-06  7:36         ` Andrew Morton
2002-09-06  7:22           ` David S. Miller
2002-09-06  9:54             ` jamal
2002-09-06 14:29         ` Martin J. Bligh
2002-09-06 15:38           ` Dave Hansen
2002-09-06 16:11             ` Martin J. Bligh
2002-09-06 16:21             ` Nivedita Singhvi
2002-09-06 15:29       ` Dave Hansen
2002-09-06 16:29         ` Martin J. Bligh
2002-09-06 17:36           ` Dave Hansen
2002-09-06 18:26             ` Andi Kleen
2002-09-06 18:33               ` Dave Hansen
2002-09-06 18:36                 ` David S. Miller
2002-09-06 18:45                   ` Martin J. Bligh
2002-09-06 18:43                     ` David S. Miller
2002-09-06 19:19               ` Nivedita Singhvi
2002-09-06 19:21                 ` David S. Miller
2002-09-06 19:45                   ` Nivedita Singhvi
2002-09-06 19:26                 ` Andi Kleen
2002-09-06 19:24                   ` David S. Miller
2002-09-06 19:45                 ` Martin J. Bligh
2002-09-06 17:26       ` Gerrit Huizenga
2002-09-06 17:37         ` David S. Miller
2002-09-06 18:19           ` Gerrit Huizenga
2002-09-06 18:26             ` Martin J. Bligh
2002-09-06 18:36               ` David S. Miller
2002-09-06 18:51                 ` Martin J. Bligh
2002-09-06 18:48                   ` David S. Miller
2002-09-06 19:05                     ` Gerrit Huizenga
2002-09-06 19:01                       ` David S. Miller
2002-09-06 20:29                   ` Alan Cox
2002-09-06 18:34             ` David S. Miller
2002-09-06 18:57               ` Gerrit Huizenga
2002-09-06 18:58                 ` David S. Miller
2002-09-06 19:52                   ` Gerrit Huizenga
2002-09-06 19:49                     ` David S. Miller
2002-09-06 20:03                       ` Gerrit Huizenga
2002-09-06 23:48       ` Troy Wilson
2002-09-11  9:11       ` Eric W. Biederman
2002-09-11 14:10         ` Martin J. Bligh
2002-09-11 15:06           ` Eric W. Biederman
2002-09-11 15:15             ` David S. Miller
2002-09-11 15:31               ` Eric W. Biederman
2002-09-11 15:27             ` Martin J. Bligh
2002-09-12  7:28     ` Todd Underwood
2002-09-12 12:30       ` jamal
2002-09-12 13:57         ` Todd Underwood
2002-09-12 14:11           ` Alan Cox
2002-09-12 14:41             ` todd-lkml
2002-09-12 23:12         ` David S. Miller
2002-09-13 21:59           ` todd-lkml
2002-09-13 22:04             ` David S. Miller
2002-09-15 20:16               ` jamal
2002-09-16  4:23                 ` David S. Miller
2002-09-16 14:16               ` todd-lkml
2002-09-16 19:52                 ` David S. Miller
2002-09-16 21:32                   ` todd-lkml
2002-09-16 21:29                     ` David S. Miller
2002-09-16 22:53                       ` David Woodhouse
2002-09-16 22:46                         ` David S. Miller
2002-09-16 23:03                           ` David Woodhouse
2002-09-16 23:08                             ` Jeff Garzik
2002-09-16 23:02                               ` David S. Miller
2002-09-16 23:48                                 ` Jeff Garzik
2002-09-16 23:43                                   ` David S. Miller
2002-09-17  0:01                                     ` Jeff Garzik
2002-09-17 10:31                   ` jamal
2002-09-13 22:12             ` Nivedita Singhvi
2002-09-12 17:18       ` Nivedita Singhvi
2002-09-06 23:56   ` Troy Wilson
2002-09-06 23:52     ` David S. Miller
2002-09-07  0:18     ` Nivedita Singhvi
2002-09-07  0:27       ` Troy Wilson
  -- strict thread matches above, loose matches on Subject: below --
2002-09-05 20:47 Feldman, Scott
2002-09-06 11:44 Robert Olsson
2002-09-06 14:37 ` Martin J. Bligh
2002-09-06 15:38   ` Robert Olsson
2002-09-06 18:35 Manfred Spraul
2002-09-06 18:38 ` David S. Miller
2002-09-06 19:40   ` Manfred Spraul
2002-09-06 19:34     ` David S. Miller
2002-09-10 12:02       ` Robert Olsson
2002-09-10 16:55         ` Manfred Spraul
2002-09-11  7:46           ` Robert Olsson
2002-09-10 14:59 Mala Anand

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