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Date: Thu, 30 Aug 2012 19:23:14 +0200
From: Stefan Priebe <s.priebe@profihost.ag>
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Subject: Re: [Qemu-devel] CPU hotplug
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To: =?UTF-8?B?QW5kcmVhcyBGw6RyYmVy?= <afaerber@suse.de>
Cc: Bo Yang <BoYang@suse.com>, Igor Mammedov <imammedo@redhat.com>, qemu-devel <qemu-devel@nongnu.org>, Bruce Rogers <brogers@suse.com>

Am 30.08.2012 18:43, schrieb Andreas Färber:
> Am 30.08.2012 18:35, schrieb Stefan Priebe:
>> Am 30.08.2012 um 17:41 schrieb Andreas Färber <afaerber@suse.de>:
>>
>>> Am 30.08.2012 11:06, schrieb Stefan Priebe:
>>>> I tried latest 1.2rc1 kvm-qemu with vanilla kernel v3.5.2 but the VM
>>>> just crashes when sending cpu_set X online through qm monitor.
>>>
>>> For SLES we're carrying a patch by Kamalesh Babulal that prevents this
>>> (BNC#747339).
>>
>> But this just disables CPU [hotplug] and does Not fix it?
>
> It fixes the crash. Hotplug needs to be implemented first, and this has
> been taking several months already (for x86, to be specific).

Mhm RHEL 6.3 claims to support this?
Dynamic virtual CPU allocation
=>
https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.3_Release_Notes/virtualization.html 


Greets,
Stefan