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xen-devel
[Xen-devel] RE: xen guest hang with TSC_DEADLINE
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To: |
Christoph Egger <Christoph.Egger@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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Subject: |
[Xen-devel] RE: xen guest hang with TSC_DEADLINE |
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From: |
"Wei, Gang" <gang.wei@xxxxxxxxx> |
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Date: |
Sun, 19 Dec 2010 22:26:30 +0800 |
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Cc: |
Keir Fraser <Keir.Fraser@xxxxxxxxxxxxx>, "Wei, Gang" <gang.wei@xxxxxxxxx> |
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Sun, 19 Dec 2010 06:27:32 -0800 |
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<201012171529.56897.Christoph.Egger@xxxxxxx> |
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Acud9vVIgI7CDgjWRZenSidrUEfDcgBkG4Pw |
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Thread-topic: |
xen guest hang with TSC_DEADLINE |
Christoph Egger wrote on 2010-12-17:
>
> Hi,
>
> c/s 22529 and 22530 cause a xen guest hang.
>
> While "normal" guests like Linux and NetBSD boot fine I boot Xen
> itself as a xen guest for my nested virtualization.
>
> When I do that then the guest dom0 hangs at boot when it tries to
> initialize the first vcpu.
> The bug is introduced somewhere in c/s 22529 and triggers with c/s 22530.
Can you enable apic_timer debug info var hvm_debug and give more serial port
log around the guest dom0 hangs? I used to test xen guest, it works well expect
that it boot a little bit slowly.
Jimmy
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