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Re: Early SPECWeb99 results on 2.5.33 with TSO on e1000

To: ebiederm@xxxxxxxxxxxx
Subject: Re: Early SPECWeb99 results on 2.5.33 with TSO on e1000
From: "David S. Miller" <davem@xxxxxxxxxx>
Date: Wed, 11 Sep 2002 08:15:21 -0700 (PDT)
Cc: mbligh@xxxxxxxxxxx, hadi@xxxxxxxxxx, tcw@xxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx, niv@xxxxxxxxxx
In-reply-to: <m1d6rko9ab.fsf@xxxxxxxxxxxxxxxxxxx>
References: <m1hegwoppm.fsf@xxxxxxxxxxxxxxxxxxx> <477096648.1031728254@[10.10.2.3]> <m1d6rko9ab.fsf@xxxxxxxxxxxxxxxxxxx>
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   From: ebiederm@xxxxxxxxxxxx (Eric W. Biederman)
   Date: 11 Sep 2002 09:06:36 -0600

   "Martin J. Bligh" <mbligh@xxxxxxxxxxx> writes:
   
   > We can push about 420MB/s of IO out of this thing (out of that 
   > theoretical 800Mb/s). 
   
   Sounds about average for a P3.  I have pushed the full 800MiB/s out of
   a P3 processor to memory but it was a very optimized loop.

You pushed that over the PCI bus of your P3?  Just to RAM
doesn't count, lots of cpu's can do that.

That's what makes his number interesting.


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