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Date: Fri, 12 Oct 2007 17:11:50 -0700
From: Nate Lawson <nate@root.org>
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To: Rolf Witt <fbsd-st@donut.de>
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Cc: freebsd-acpi@freebsd.org, freebsd-stable@freebsd.org
Subject: Re: FreeBSD 7.0 interrupt storm with irq0: clk
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Rolf Witt wrote:
> Abdullah Ibn Hamad Al-Marri schrieb:
>> Hello,
>>
>> I'm getting interrupt storm lately.
> 
> No, you use Polling and the interrupt-rate is 1000HZ (your HZ-Option).
> Thats ok.
> 
> 
>> IM# vmstat -i
>> interrupt                          total       rate
>> irq0: clk                      278426173       1000
> 
>> options         DEVICE_POLLING
>> options         HZ=1000
> 

He's right.  The above options say "run my clock at 1000 hz and poll".

-- 
Nate