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Re: [Routing] Performance Comparison between 2.6 and 2.4 kernel

To: Song Wang <wsonguci@xxxxxxxxx>
Subject: Re: [Routing] Performance Comparison between 2.6 and 2.4 kernel
From: jamal <hadi@xxxxxxxxxx>
Date: 10 Sep 2004 22:11:34 -0400
Cc: netdev@xxxxxxxxxxx
In-reply-to: <20040911005245.61679.qmail@web40007.mail.yahoo.com>
Organization: jamalopolis
References: <20040911005245.61679.qmail@web40007.mail.yahoo.com>
Reply-to: hadi@xxxxxxxxxx
Sender: netdev-bounce@xxxxxxxxxxx
What mips board is this? NAPI based?
I would say that you should get higher numbers with 2.6.x.
Are you running any sort of apps that need gettimeofday?
I have certainly seen higher numbers on 2.6 vs 2.4 starting at some
point where Andis gettimeofday patch went in - but this was on x86.

cheers,
jamal

On Fri, 2004-09-10 at 20:52, Song Wang wrote:
> Hi,
> 
> I'm looking for the network packet routing
> performance comparison between the latest 2.4
> and 2.6 kernel.
> 
> I did some initial testing on my mips-based router.
> 2.6 kernel (2.6.8.1) performed way below 2.4 kernel
> (2.4.17). It sucks. Turning on preemption on 2.6 
> kernel even makes routing performance worse.
> 
> Anybody did a comprehensive study on the routing
> performance for 2.6 and 2.4 kernel?
> 
> Thanks.
> 
> 
>               
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