[c-nsp] High CPU Usage

[masood at nexlinx.net.pk]

because it's interrupt level work the CPU is doing. you can try
profiling the CPU and see what it says.

can u get a couple of sh stacks and look at the interrupt level calls and
see which one is going up the most.

Regards,
Masood

> I have a 2600 doing some GRE tunnel aggregation with IPSEC and a
> AIM-VPN. The CPU is consistently at 95%+, but none of the running
> processes are using nearly that much CPU. Is there some other place I
> should be looking?
>
> #sh processes cpu sorted
> CPU utilization for five seconds: 99%/61%; one minute: 99%; five minutes:
> 98%
>  PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
>   70   163085876  24727077       6595 15.31% 16.49% 14.22%   0 IP Input
>  146    42276796   9771758       4326  8.24%  8.66%  7.46%   0 Crypto
> Support
>  169    38417520   7286822       5272  5.22%  4.94%  5.12%   0 Crypto PAS
> Proc
>    6    21018268   2714504       7742  4.05%  4.99%  4.24%   0 Pool
> Manager
>   54       65680      2206      29773  2.20%  0.71%  1.20%  66 SSH Process
>  190     5281352   6682003        790  0.48%  0.47%  0.45%   0 IP-EIGRP:
> HELLO
>  121     1163120   7759419        149  0.24%  0.16%  0.13%   0 RBSCP
> Background
>   95      709328   1161174        610  0.16%  0.07%  0.06%   0 CEF process
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