Re: Info: NAPI performance at "low" loads

[Andrew Morton]

"David S. Miller" wrote:
> 
>    From: Manfred Spraul <[e-mail]>
>    Date: Tue, 17 Sep 2002 21:53:03 +0200
> 
>    Receiver:
>      $ loadtest
> 
> This appears to be x86 only, sorry I can't test this out for you as
> all my boxes are sparc64.
> 
> I was actually eager to try your tests out here.
> 
> Do you really need to use x86 instructions to do what you
> are doing?  There are portable pthread mutexes available.

There is a similar background loadtester at
http://www.zip.com.au/~akpm/linux/#zc .

It's fairly fancy - I wrote it for measuring networking
efficiency.  It doesn't seem to have any PCisms....

(I measured similar regression using an ancient NAPIfied
3c59x a long time ago).