High Processor Rates on Routers.

Rafi Sadowsky rafi-nanog at meron.openu.ac.il
Thu Nov 7 01:01:20 UTC 2002



## On 2002-11-06 15:54 -0000 Chris Roberts typed:

CR> 
CR> 
CR> BGP can cause a lot of processor utilisation when updates are received,
CR> although this is not normally at accurate 30 second intervals, so I
CR> wouldn't suspect this particularly.
CR> 
 
 I've seen this happen with OSPF routes flapping(due to a flapping
interface) causing the BGP next-hop to flap - the OSPF didn't seem to be
the culprit as it only had ~150 routes while BGP had ~110K routes
(mostly iBGP)


-- 
	Rafi




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