On Sun, December 9, 2007 6:48 pm, Gus Wirth wrote: > David Brown wrote: >> On Sun, Dec 09, 2007 at 05:19:40PM -0800, Lan Barnes wrote: >> >>> Someone on myth-users suggested that all 3 cards might be trying to use >>> the same interrupt. How would I check that and what should I do? >> >> % cat /proc/interrupts >> >> should tell you at least what is attached to each interrupt. >> >> My experience is that many PCI devices end up sharing interrupts. >> Sometimes there will be settings to configure them manually in the BIOS. >> Usually it shouldn't be a problem, but I could see drivers that spend a >> bunch of time in interrupt handlers causing problems. >> >> It may also just be bandwidth issues on the bus. > > If all three cards are trying to record at the same time you may be > encountering PCI bus latency issues. See this article on the MythTV Wiki > for more info: http://www.mythtv.org/wiki/index.php/PCI_Latency > > Gus > > > -- > [email protected] > http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list >
-- Lan Barnes SCM Analyst Linux Guy Tcl/Tk Enthusiast Biodiesel Brewer -- [email protected] http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list
