linux-kernel - Re: Allocating dedicated RAM to host that guest can not use

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Message-ID: <20141127112931.GA3282@kernel>
Date:	Thu, 27 Nov 2014 19:29:32 +0800
From:	Wanpeng Li <wanpeng.li@...ux.intel.com>
To:	mad Engineer <themadengin33r@...il.com>
Cc:	kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Allocating dedicated RAM to host that guest can not use

On Thu, Nov 27, 2014 at 05:12:52PM +0530, mad Engineer wrote:
>Hi,
>    Is there any way to set some RAM dedicated to host that guest can
>not access?
>Similar to setting RAM to Dom0 in Xen.
>
>I am over committing RAM for the instances but don't want host to swap.
>
>i understand that virtual machines are process,but can we achieve this

How about limit the memory of which guest can access through memory cgroup?

Regards,
Wanpeng Li 

>
>Thanks
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