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Re: Xen on NetBSD 6.0_BETA DOM0 crashes
On Mon, Feb 20, 2012 at 09:51:24PM +0000, Ian Clark wrote:
> Hi All,
> I've recently got a new bulldozer CPU (see all my other recent woes!),
> which is now running just wonderfully with NetBSD 6.0_BETA, so I
> thought I'd give Xen a go.
> Unfortunatly it seems quite crashy.
> Xen is built with the following kernel config, although the generic
> DOM0 is no better:-
> Booting from a bootloader from around 5.99.62ish, using the following:
> load /netbsd.xen3 root=wd0a console=pc;multiboot
> /usr/pkg/xen41-kernel/xen.gz dom0_mem=12G
Hum, 12G. A bug invoving large memory has just been fixed.
Please try a very recent -HEAD kernel (netbsd-6 has not been fixed yet),
> Machine is a 6 core AMD FX-6100 (6 core bulldozer, family 0x15), AMD
> 880G mobo, 16 gig of memory.
> It will boot and stay up fine under light load, but anything heavy
> will bring it down to it's knees, usually after only a few minutes. (A
> compile of a kernel is enough.)
> When booting I get a lot of:-
> pmap_kenter_pa: mapping already present
This was harmless, and newer kernels don't have this message any more.
> and over time dmesg fills up with:
> evtchn_do_event: handler 0xffffffff8021a38f didn't lower ipl 8 7
This is annoying but harmless.
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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