Re: [Xen-devel] IRQ SMP affinity problems in domU with vcpus > 4 on HP ProLiant G6 with dual Xeon 5540 (Nehalem)

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 10/10/2009 10:43, "Qing He" <qing.he@xxxxxxxxx> wrote:

> On Sat, 2009-10-10 at 07:39 +0800, Cinco, Dante wrote:
>> When I tried adding "hvm_debug=0x200" in the Xen command line, the domU
>> became unaccessible on boot up with the Xen console constantly printing
>> this message: "(XEN) [HVM:1.0] <vioapic_irq_positive_edge> irq 2."
> 
> So this is useless, maybe one time setups should be split out from
> those fire everytime, or using a separate debug level for MSI operation.

Well, indeed. Message that print on every interrupt are typically unuseful!
I tend to kill them when I find them, but they keep creeping in.

 -- Keir



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