Re: [ANNOUNCE] kvm-51 release

[Farkas Levente <lfarkas-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org>]

Avi Kivity wrote:
> Farkas Levente wrote:
>> Avi Kivity wrote:
>>  
>>> If you're having trouble on AMD systems, please try this out.
>>>     
>>
>> this version worse than kvm-50:-(
>> setup:
>> - host:
>>   - Intel(R) Core(TM)2 Quad CPU Q6600  @ 2.40GHz
>>   - Intel S3000AHV
>>   - 8GB RAM
>>   - CentOS-5
>>   - kernel-2.6.18-8.1.14.el5 x86_64 64bit
>> - guest-1:
>>   - CentOS-5
>>   - kernel-2.6.18-8.1.14.el5 i386 32bit
>> - guest-2:
>>   - CentOS-5
>>   - kernel-2.6.18-8.1.14.el5 x86_64 64bit
>> - guest-3:
>>   - Mandrake-9
>>   - kernel-2.4.19.16mdk-1-1mdk 32bit
>> - guest-4:
>>   - Windows XP Professional 32bit
>> smp not working on any centos guest (guests are hang during boot). even
>> the host crash. the worst thing is the host crash during boot with
>> another stack trace which i was not able to log.
>> i really would like to see some kind of stable version other then
>> kvm-36. i see there is a huge ongoing work on ia64, virtio, libkmv and
>> arch rearrange, but wouldn't it be better to fix these basic issues
>> first? like running two smp guest (32 and 64) on 64 smp host, just to
>> boot until the login screen.
>> this is when the guest stop and the host dump it:
>>   
> 
> [...]
> 
>> Call Trace:
>>  <IRQ>  [<ffffffff800b2cd7>] softlockup_tick+0xdb/0xed
>>  [<ffffffff80093493>] update_process_times+0x42/0x68
>>  [<ffffffff80073e08>] smp_local_timer_interrupt+0x23/0x47
>>  [<ffffffff800744ca>] smp_apic_timer_interrupt+0x41/0x47
>>  [<ffffffff8005bd4a>] apic_timer_interrupt+0x66/0x6c
>>  <EOI>  [<ffffffff88201d8b>] :kvm:kvm_flush_remote_tlbs+0x16e/0x188
>>  [<ffffffff88201d78>] :kvm:kvm_flush_remote_tlbs+0x15b/0x188
>>  [<ffffffff8820101b>] :kvm:ack_flush+0x0/0x1
>>   
> 
> 
> Are you sure this is a regression relative to kvm-50?  Please recheck.

i', not sure this's a regression since kvm-50 was so terrible slow that
we switch back to kvm-46. but i can't catch any stack trace with kvm-50.
anyway even if it's not a regression it's currently not working with smp.

-- 
  Levente                               "Si vis pacem para bellum!"

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