[c-nsp] IO 7200 GE Improve Performance and help with the CPU Load?

Matlock, Kenneth L MatlockK at exempla.org
Wed Jun 3 11:52:28 EDT 2009


To reiterate :)

The problem you're having is the CPU is having to process EVERY packet
coming in (the nature of the chassis unfortunately). Changing out the IO
module will only allow you to have faster interfaces, but the CPU is
still the exact same. 

The ONLY fixes are:

1) Reduce the packet rate on the chassis
2) Reduce the number of 'extraneous' services on the chassis
3) Get a faster CPU (NPE-G1 or NPE-G2)

The advertised PPS rates are assuming (I believe) 64-byte packets, and
nothing else (QoS/ACLs/dynamic routing protocols/etc) running on the
chassis.

Ken Matlock
Network Analyst
Exempla Healthcare
(303) 467-4671
matlockk at exempla.org


-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net
[mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Seth Mattinen
Sent: Wednesday, June 03, 2009 9:46 AM
To: cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] IO 7200 GE Improve Performance and help with the
CPU Load?

Juan C. Crespo R. wrote:
> That's great but the IO7200GE could help with the cpu load? if don't I
> must wait until get some budget
> 

To copy and paste Gert's initial response:

"No.  This is a CPU-based platform - the only way to reduce the CPU load
is to get a faster CPU or turn off features."

~Seth
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