[c-nsp] 3550 High CPU Load

[Bruce Pinsky]

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Chris Strandt wrote:
| Every so often, the CPU Util goes psyco on my Cisco 3550.  In the past,
| a quick reboot solved the issue.  I recently upgraded IOS (to
| 12.1(22)EA1a).
|
| Normally CPU is down around 20%.
|
| Any ideas?
|
| Dist1#show processes cpu
| CPU utilization for five seconds: 92%/73%; one minute: 92%; five
| minutes: 94%


92% is overall CPU usage and 73% is interrupt context.  That's either real
traffic being switched or realignments.  Check out Rodney Dunn's
explanation at
https://puck.nether.net/pipermail/cisco-nsp/2004-September/012925.html

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bep

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