Re: kvm-45 problems

Zhao, Yunfeng
2007-10-12T02:53:27Z

[-- Attachment #1: Type: text/plain, Size: 1372 bytes --]

Hi,Avi
With latest kvm commits, the SMP linux guests causes host soft lock issues can not be reproduced on my machine.
Have you fixed it?

Thanks
Yunfeng

>-----Original Message-----
>From: Avi Kivity [mailto:avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org]
>Sent: 2007年10月9日 18:19
>To: Zhao, Yunfeng
>Cc: kvm-devel
>Subject: Re: [kvm-devel] kvm-45 problems
>
>Avi Kivity wrote:
>> Zhao, Yunfeng wrote:
>>
>>> We run some booting multiple guest tests in our nightly testing.
>>> Like booting two UP windows guests, booting one UP linux guest and one UP
>windows guest, and booting 4 UP linux guests.
>>> The first two cases have no problem in our testing.
>>> And booting 4 UP linux guests may crash host, but this problem doesn't happen
>very time. If the problem didn't happen, linux guest can be log in without any
>problem.
>>>
>>> For smp guest, we meet a problem that booting linux guest with 4 vcpus causes
>soft lock error on host. Once this error happened, qemu process also could not
>be killed.
>>>
>>> Our linux guests are using 2.6.9, 2.6.16, and 2.6.23 kernels.
>>>
>>>
>>>
>>
>> This may be due to NMIs or MCEs. Is it possible your machine is
>> receiving them?
>>
>
>
>I pushed a fix for the NMI issue. Can you check if it fixes your hangs?
>
>
>--
>error compiling committee.c: too many arguments to function