All of lore.kernel.org
 help / color / mirror / Atom feed
From: Dave Carrigan <dave@rudedog.org>
To: Manfred Spraul <manfred@colorfullife.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.4.16: Bizarre TCP throughput problems
Date: 09 Dec 2001 13:16:26 -0800	[thread overview]
Message-ID: <877krwjdqt.fsf@cbgb.rudedog.org> (raw)
In-Reply-To: <3C133AEA.50605@colorfullife.com>
In-Reply-To: <3C133AEA.50605@colorfullife.com>

Manfred Spraul <manfred@colorfullife.com> writes:

> Could you try:
> - if concurrent flood pings between cbgb an dpern improve the throughput
>   with 2.4.16 and HTTP?
> 
>  # ping -f pern
> or
> # ping -f cbdb

This didn't seem to make a difference.

> - Could you check what happens with 2.4.16 if you revert to the tulip
>   driver from 2.4.14?

This definitely made a difference. I compiled the 2.4.14 tulip.o as a
module for the 2.4.16 kernel. If I insmod the 2.4.14 version, TCP
throughput is fine. If I take the interface down then insmod the 2.4.16
version, TCP throughput is very poor.

Regards,

-- 
Dave Carrigan (dave@rudedog.org)            | Yow! If I pull this SWITCH I'll
UNIX-Apache-Perl-Linux-Firewalls-LDAP-C-DNS | be RITA HAYWORTH!!  Or a
Seattle, WA, USA                            | SCIENTOLOGIST!
http://www.rudedog.org/                     | 

  reply	other threads:[~2001-12-09 21:16 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-12-09 10:20 2.4.16: Bizarre TCP throughput problems Manfred Spraul
2001-12-09 21:16 ` Dave Carrigan [this message]
  -- strict thread matches above, loose matches on Subject: below --
2001-12-09  0:08 Dave Carrigan

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=877krwjdqt.fsf@cbgb.rudedog.org \
    --to=dave@rudedog.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=manfred@colorfullife.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.