Re: 2.2 performance on high network load much much better than 2.4 (fwd)

[jamal <hadi@xxxxxxxxxx>]

On Tue, 9 Oct 2001, Martin Josefsson wrote:

> The recieving end was a 2 x pIII 600 server with a D-Link DFE570-TX NIC
> (quad tulip) running 2.4.8-ac12 + tulip-ss010402-polling driver.
>
> The sending machine was my workstation here, a pIII 700 with eepro100 NIC
> running 2.4.9-ac5. This machine is attached to eth1 on the server via a
> crossover cable.
>
> The reciever has a few iptables modules loaded, ip_conntrack was one of
> them. (the sender doesn't have any iptables modules loaded)


Its been proven that contrack does slow down things ..
[Good test results deleted]

Could you repeat the tests with NAPI? The interesting bit is when you
start sending on the other ethernet ports at really high rates
output of cat /proc/interupts and /proc/net/softnet_stat also
/proc/net/drivers/* output

cheers,
jamal