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From: Ivan Voras <ivoras@freebsd.org>
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Subject: Re: 7.0-BETA1: interrupt storm -- do I have to worry?
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Jan Henrik Sylvester wrote:
> I just installed 7.0-BETA1 for testing. I found this in dmesg:
> 
> interrupt storm detected on "irq10:"; throttling interrupt source
> 
> Do I have to worry about this? (Was not there in 6.2.)

Hmm, it's probably USB on irq10. How often do you get it? I have a
similar laptop with ICH4 on 7-CURRENT which works ok. Please post the
output of vmstat -i.