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Date:      Sat, 17 Jul 2010 20:11:12 +0100
From:      Rui Paulo <rpaulo@FreeBSD.org>
To:        Doug Barton <dougb@FreeBSD.org>
Cc:        freebsd-current@FreeBSD.org
Subject:   Re: Why is intr taking up so much cpu?
Message-ID:  <AAB40272-094E-428C-B089-3D212FE7925C@FreeBSD.org>
In-Reply-To: <alpine.BSF.2.00.1007171208010.1538@qbhto.arg>
References:  <alpine.BSF.2.00.1007170013191.7378@qbhto.arg> <A81B337F-5932-44B1-BDB4-D9DD36332A16@lavabit.com> <alpine.BSF.2.00.1007171103060.1546@qbhto.arg> <F653FF83-D9CF-42A2-AE9A-B8F914090065@FreeBSD.org> <alpine.BSF.2.00.1007171208010.1538@qbhto.arg>

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On 17 Jul 2010, at 20:10, Doug Barton wrote:

> On Sat, 17 Jul 2010, Rui Paulo wrote:
>=20
>> This doesn't indicate any problem. I suggest you try to figure out =
what interrupt is causing this by adding printfs or disabling drivers =
one by one.
>=20
> I've no idea where to even begin on something like that. Given that =
there are other -current users who are also having problems =
(particularly with the nvidia drivers) I'm wondering if some sort of =
systemic debugging isn't in order here?

You can try bisecting the faulty revision.

Regards,
--
Rui Paulo





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