Re: BUG REPORT: Massive performance drop in routing throughput with 2.4.21

From: Stephan von Krawczynski (
Date: Mon Jun 16 2003 - 07:51:35 EST

On Mon, 16 Jun 2003 14:47:15 +0200 (CEST)
Maciej Soltysiak <> wrote:

> > there seems to be a real serious problem with 2.4.21, routing through two
> > ethernet-devices. After 24 hours of a routing-only box the throughput from
> > ethernet a to ethernet b decreased to something around 4-100 kByte/sec (100
> > Mbit network 2 cards ns83820). I had to drop using 2.4.21 on this box
> > because of this. 2.4.20 is flawless on the machine and ran for around 100
> > days before without any troubles. Going back to 2.4.20 cured it.
> Are you using any netfilter patch-o-matic patches?


> Does it also affect eg. ssh latency even on LAN ?

Not very seriously.

> Since I switched my processor from Intel do Amd, I have been experiencing
> similar but after longer periods of time than yours.
> I am also using VIA chipset, maybe it's a hardware driver problem.

No, my two boxes have differing mb's. One is VIA, the other is Intel440BX.

But I can also verify that the problem arises with 2.4.21-rc7, too. I guess it
is effectively an older problem that has not been recognised so far.

> Regards,
> Maciej


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