[Ovirt-devel] [PATCH] Changed so ACPI is removed from both the wui appliance and the Managed Nodes

[Alan Pevec]

Perry N. Myers wrote:
> Chris Lalancette wrote:
>> Perry Myers wrote:
>>> It looks like in some cases the KVM clock skew issue goes away (or it 
>>> is at
>>> least less problematic) if ACPI is removed from the guests.  So this 
>>> is a
>>> temporary fix until KVM gets fixed upstream.
>>
>> Well, I'm a little hesitant because this may cause our fake nodes not 
>> to boot,
>> and will almost certainly cause them to be UP only.  That being said, 
>> if we
>> can't control them at all, it's not much good.
>>
>> ACK, assuming our fake managed nodes still boot with this change.
> 
> They boot, and I ran them overnight and with ntp disabled all of my 
> managed nodes and the wui kept perfect time with the host.
> 
> I'd like one or two other people to test this change before I commit it 
> though.

ACK

Works fine with both node and wui guests on Intel CPUs, also confirmed on AMD by mwagner.
>From kvm hackes I got info that "in theory, "noapictimer nopmtimer" should do the same"
but this work for 64bit guests only