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SubjectRe: qemu-kvm loops after kernel udpate
On 09/12/2012 09:11 PM, Jiri Slaby wrote:
> On 09/12/2012 10:18 AM, Avi Kivity wrote:
>> On 09/12/2012 11:13 AM, Jiri Slaby wrote:
>>>
>>>> Please provide the output of vmxcap
>>>> (http://goo.gl/c5lUO),
>>>
>>> Unrestricted guest no
>>
>> The big real mode fixes.
>>
>>
>>>
>>>> and a snapshot of kvm_stat while the guest is hung.
>>>
>>> kvm statistics
>>>
>>> exits 6778198 615942
>>> host_state_reload 1988 187
>>> irq_exits 1523 138
>>> mmu_cache_miss 4 0
>>> fpu_reload 1 0
>>
>> Please run this as root so we get the tracepoint based output; and press
>> 'x' when it's running so we get more detailed output.
>
> kvm statistics
>
> kvm_exit 13798699 330708
> kvm_entry 13799110 330708
> kvm_page_fault 13793650 330604
> kvm_exit(EXCEPTION_NMI) 6188458 330604
> kvm_exit(EXTERNAL_INTERRUPT) 2169 105
> kvm_exit(TPR_BELOW_THRESHOLD) 82 0
> kvm_exit(IO_INSTRUCTION) 6 0

Strange, it's unable to fault in the very first page.

Please provide a trace as per http://www.linux-kvm.org/page/Tracing (but
append -e kvmmmu to the command line).



--
error compiling committee.c: too many arguments to function


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