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From: Dor Laor <dor@redhat.com>
To: Veiko Kukk <veiko.kukk@krediidipank.ee>
Cc: kvm@vger.kernel.org
Subject: Re: How can I tell KVM is actually using AMD-V virtualization extensions?
Date: Thu, 16 Oct 2008 11:51:08 +0200	[thread overview]
Message-ID: <48F70E8C.90602@redhat.com> (raw)
In-Reply-To: <48F5A4E1.2030807@krediidipank.ee>

Veiko Kukk wrote:
> Hi!
>
> My desktop machine is HP dc5750 SFF, CPU is AMD Athlon(tm) 64 X2 Dual 
> Core Processor 4600+, /proc/cpuinfo lists svm flag. I'm using 2.6.27 
> kernel on FC9, qemu-system-x86_64 "info version" 0.9.1.
>
> How can I be absolutely sure, that my kvm virtual machines are using 
> AMD-V?
>
You can /sbin/lsmod | grep kvm_amd and check for ref count > 0.
You can also use dmesg to check kvm messages.

Alternatively, check kvm_stat tool or run
/usr/sbin/lsof -p `pgrep qemu` | grep /dev/kvm

Dor

  reply	other threads:[~2008-10-16  9:51 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-15  8:08 How can I tell KVM is actually using AMD-V virtualization extensions? Veiko Kukk
2008-10-16  9:51 ` Dor Laor [this message]
2008-10-16 10:19 ` Avi Kivity

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