Re: 2.4.16: Bizarre TCP throughput problems

From: Dave Carrigan (dave@rudedog.org)
Date: Sun Dec 09 2001 - 16:16:26 EST

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In reply to: Manfred Spraul: "Re: 2.4.16: Bizarre TCP throughput problems"
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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/                     | 
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