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RE: [Xen-users] "netdev watchdog" error and non-working sis900network ca

To: "Xen Users" <xen-users@xxxxxxxxxxxxxxxxxxx>, "Fedora Xen" <fedora-xen@xxxxxxxxxx>
Subject: RE: [Xen-users] "netdev watchdog" error and non-working sis900network card - solution
From: "Leonardo Pinto" <listas@xxxxxxxxxxxxxxxx>
Date: Thu, 22 Dec 2005 23:40:06 -0000
Cc: Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>
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Reply-to: Leonardo Pinto <listas@xxxxxxxxxxxxxxxx>
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Yes, acpi=off seems to have decided my problem of instability. Soon, then I
will be returning the HD in the machine in production and I dispatched by
post the result.

Leonardo Pinto
listas#openlogic dot com br

> The troubles went away when adding kernel options "noapic
> acpi=off" to
> the modules grub line.
> Both noapic and acpi=off make big difference to the machine
> setup - it would probably be a good idea to figure out which
> one makes the difference. If it's acpi=off, a new BIOS that
> has more suitable things in the ACPI tables is probably the solution.
> If it's the noapic that actually solves the problem, then
> that would be useful to know (but I'm not sure what the fix
> is, aside from the fact that it may actually be the PCI
> enumeration that goes wrong in the system - lspci -vvv may
> give some info.
> Yep, there's been a couple of people recently saying that problems have
> been fixed with acpi=off and noapic, and this really rather concerns me.
> I'd be very interested to see a diff of the output a native boot vs a
> failing xen xen one.
> We need to get this fixed as I certainly wouldn't want to run a system
> with 'noapic'. The legacy pic support in xen is really only in their so
> that people can run on emulators like vmware or qemu.
> Ian

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