On 17 Aug 2011, at 02:39, Ask Bjørn Hansen wrote:

>> How many PPS or interrupts do you see from vr interface under high
>> network load?
> 
> Honestly I'm not sure.  I only know how to see the interrupt busy percentage 
> from top …    Is there a cheap way to get those numbers?    If so then I'll 
> log them every second or two and see if it catches anything.

"systat -vmstat" shows interrupts per second per device. Some use of awk or sed 
may be required.

HTH,

Andrew

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