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From: walimis <walimisdev@gmail.com>
Subject: Re: [PATCH 2/2] kvm tools: handle failure of command
Date: Wed, 10 Aug 2011 14:12:52 +0800
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Cc: Cyrill Gorcunov <gorcunov@gmail.com>, Ingo Molnar <mingo@elte.hu>,
	Sasha Levin <levinsasha928@gmail.com>,
	Prasad Joshi <prasadjoshi124@gmail.com>,
	Asias He <asias.hejun@gmail.com>, kvm@vger.kernel.org
To: Pekka Enberg <penberg@kernel.org>
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On Wed, Aug 10, 2011 at 08:53:53AM +0300, Pekka Enberg wrote:
>On Wed, Aug 10, 2011 at 8:33 AM, walimis <walimisdev@gmail.com> wrote:
>>>>Yes. Because I'm using ubuntu and if I don't use sudo to execute
>>>>"kvm pause", pause command can't work and doesn't prompt anything.
>>>
>>>That's odd. I don't use sudo with the tool either. Sasha?
>> If I don't use sudo to run "kvm run", kvm prompt me:
>> =E7=87=9Catal, could not open /dev/kvm: Permission denied
>
>You should probably just add yourself to the 'kvm' group:
>
>https://help.ubuntu.com/community/KVM/Installation
OK, that works for me to access /dev/kvm without sudo. Thanks.
But another sudo requirement is to use tap interface:
  Warning: Config tap device error. Are you root?

So how do you use tap interface in your environment?

walimis
>
>> So I use sudo to execute "kvm run".
>>>>BTW, do you always login as "root" user?
>>>
>>>Depends on which image you're using.
>> I don't refer to the guest image. I mean that in your host PC, which=
 user
>> you login and operate as.
>
>Heh, I never login as 'root' to the host machine. :-)
>
>                        Pekka