Current SMP with ACPI dies in a second
John Baldwin
jhb at FreeBSD.org
Thu Nov 20 11:30:26 PST 2003
On 19-Nov-2003 Tomi Vainio - Sun Finland wrote:
> Tomi Vainio writes:
> > My old MSI-6120 SMP system has been unusable quite a while with ACPI.
> > I've got these so far:
> > - Couldn't get vector from ISR
> > - vmstat -i shows high interrupt rates and system is very slow
> > - kernel trap 12 panic
> >
> > Latest problem is something like this:
> > pfs_vncache_unload(): 2 entries remaining
> > current process = 27 (irq17: fxp0)
> > kernel trap 12
> > stray irq20
> >
> > Kernel config, dmesg, acpidump, etc. files available at
> > http://tomppa.iki.fi/~tomppa/FreeBSD/
> >
> With latest source cvsupped 15 minutes ago system don't panic anymore
> but it's still unusable with acpi because of too high interrupt rate
> from acpi device.
>
> vmstat -i
> interrupt total rate
> irq1: atkbd0 291 1
> irq0: clk 28360 99
> irq6: fdc0 5 0
> irq8: rtc 36303 127
> irq12: psm0 942 3
> irq14: ata0 10 0
> irq15: ata1 49 0
> irq16: ahc0 ahc1 7788 27
> irq17: fxp0 2886 10
> irq19: uhci0 bktr0 31336 110
> irq20: acpi0 11614583 40896
> irq9: intpm0 1376 4
> Total 11723929 41281
>
> Tomppa
Ok, your BIOS is buggy, but I think I can work around it.
http://www.FreeBSD.org/~jhb/patches/acpi_irq.patch
--
John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!" - http://www.FreeBSD.org/
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