The following reply was made to PR usb/156596; it has been noted by GNATS. From: Hans Petter Selasky <hsela...@c2i.net> To: Colin Percival <cperc...@freebsd.org> Cc: "bug-follo...@freebsd.org" <bug-follo...@freebsd.org> Subject: Re: usb/156596: [ehci] Extremely high interrupt rate on ehci/uhci IRQ16 80% cpu utilization on CPU0 Date: Sat, 9 Jul 2011 11:07:16 +0200
On Friday 08 July 2011 22:37:45 Colin Percival wrote: > Hi, > > I'm seeing this ehci interrupt storm with 8.2-RELEASE on my Dell E5420 > laptop; vmstat -i reports 187300 interrupts per second from ehci. > > I've attached my /var/log/messages showing the boot messages and 1 seconds > worth of hw.usb.ehci.debug=15 output as suggested. Hopefully it means > more to you than it does to me... Have you tried to set any of these quirks: hw.usb.ehci.lostintrbug: 0 hw.usb.ehci.iaadbug: 0 --HPS _______________________________________________ email@example.com mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "freebsd-usb-unsubscr...@freebsd.org"