nanog mailing list archives

Re: Network equipments process utilization


From: "Elmar K. Bins" <elmi () 4ever de>
Date: Tue, 10 Feb 2009 10:56:07 +0100

lists () memetic org (Adam Armstrong) wrote:

  CPU load _always_ jumps to 100% for short periods of
  time - BGP needs something calculated ;-) I get interested
  whenever CPU load _stays_ high
     
Yeah - Cisco would like to know why as well:
http://www.cisco.com/web/about/ac50/ac207/crc_new/university/RFP/rfp07026.html
   

I know ;-)

But: This is not a churn problem, it's a problem of slow CPUs in
allegedly big-and-fast boxes. I'd like a NPE-G2 blade for my
76's, as RP. Still, this is getting off-topic.
 

The MSFC4 in the RSP720 has a 1.2GHz 8548 PPC whereas the NPE-G2 has a 
1.67GHz 7448 PPC.

I'd guess the performance isn't all that far apart, especially as the 
MSFC4's processor isn't doing any forwarding.

That's why I wrote "with SUPs" (and not RSPs). RSP is fairly new, and
they got it right this time.




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