From: Igor Mammedov <imammedo@redhat.com>
To: Alexandre DERUMIER <aderumier@odiso.com>
Cc: qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] cpu hotplug and windows guest (win2012r2)
Date: Mon, 19 Jan 2015 17:06:37 +0100 [thread overview]
Message-ID: <20150119170637.3fd1a424@nial.brq.redhat.com> (raw)
In-Reply-To: <1274806254.3641413.1420799168297.JavaMail.zimbra@oxygem.tv>
On Fri, 9 Jan 2015 11:26:08 +0100 (CET)
Alexandre DERUMIER <aderumier@odiso.com> wrote:
> Hi,
>
> I'm currently testing cpu hotplug with a windows 2012R2 standard guest,
>
> and I can't get it too work. (works fine with linux guest).
>
> host kernel : rhel7 3.10 kernel
> qemu 2.2
>
>
> qemu command line : -smp cpus=1,sockets=2,cores=1,maxcpus=2
>
> Started with 1cpu, topogoly is 2sockets with 1cores.
>
>
> Then
>
> qmp# cpu-add 1
>
>
> I can see a new cpu is windows device manager, and event log in the device said that it's online.
>
> So it should be ok, but.
>
> I can't see new processor in taskmanager or perfmon. (I had tried to relaunch them to be sure.).
>
>
> So, it is a windows bug ? Does I need to do something else ?
it might be a limitation of specific Windows edition,
I've tested it with W2012R2 Datacenter edition where it's supported for sure.
>
>
>
>
>
>
>
next prev parent reply other threads:[~2015-01-19 16:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-09 10:26 [Qemu-devel] cpu hotplug and windows guest (win2012r2) Alexandre DERUMIER
2015-01-09 13:35 ` Andrey Korolyov
2015-01-14 16:07 ` Andrey Korolyov
2015-01-19 17:12 ` Alexandre DERUMIER
2015-01-19 17:15 ` Andrey Korolyov
[not found] ` <1789085063.4708770.1421780811020.JavaMail.zimbra@oxygem.tv>
2015-01-20 19:06 ` Alexandre DERUMIER
2015-01-20 23:16 ` Andrey Korolyov
[not found] ` <860823709.4718817.1421808140331.JavaMail.zimbra@oxygem.tv>
2015-01-21 2:43 ` Alexandre DERUMIER
2015-01-19 16:06 ` Igor Mammedov [this message]
2015-01-19 17:13 ` Alexandre DERUMIER
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