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Date:      Mon, 26 Dec 2005 20:15:51 -0500
From:      Mike Jakubik <mikej@rogers.com>
To:        Mihai Tanasescu <mihai@duras.ro>
Cc:        freebsd-performance@freebsd.org
Subject:   Re: Device polling heavy traffic
Message-ID:  <43B095C7.4090000@rogers.com>
In-Reply-To: <43B05F1E.3060908@duras.ro>
References:  <43B05F1E.3060908@duras.ro>

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Mihai Tanasescu wrote:
> The problem:
> If I ping this machine or anything that is routed through it I get 
> response times of 10-15-30 ms and once in 30 seconds a packet is lost.
>
> If I disable kernel.polling.enable then I get response times of 1-2-3 
> ms but I also get a lot of interrupts and a kernel panic after about 
> 20 min.

You should not be getting a panic, unless you have bad hardware. Can you 
provide more details of the panic? Also, provide the version of freebsd, 
any custom kernel configuration, and attach output of dmesg.




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