Date: Tue, 10 Feb 2004 00:19:21 +0900 From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> To: "Petr Holub" <hopet@ics.muni.cz> Cc: firewire@freebsd.org Subject: Re: too many interupts/sec Message-ID: <87ekt4gu12.wl@tora.nunu.org> In-Reply-To: <03ce01c3ee83$1fbea4a0$2603fb93@kloboucek> References: <03ce01c3ee83$1fbea4a0$2603fb93@kloboucek>
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At Sun, 8 Feb 2004 21:35:43 +0100, Petr Holub wrote: > > Hi, > > I've found strange problem after upgrading from 5.1-RELEASE to 5.2-RELEASE > on my DELL Precision 530. When X server goes up, fwohci device > starts to eat enormous number of interupts per second (as > shown by 'systat -vmstat 1') rendering system terribly slow. > > BTW: 5.1-RELEASE had also problems on this maschine as a camera > connected via firewire was able to crash the machine when the > camera was turned on. This seems it is OK now and I'm able to > attach the camera on the fly and grab video using fwcontrol > without any problem. Except for the tremendous number of interrupts > per second slowing down whole machine when X is running. > > Any ideas? Doesn't your fwohci share the irq with other devices? Could you show me the output of 'devinfo -u'? /\ Hidetoshi Shimokawa \/ simokawa@sat.t.u-tokyo.ac.jp PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html
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