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Date:      Sat, 01 Jan 2011 11:23:47 +1000
From:      Da Rock <freebsd-questions@herveybayaustralia.com.au>
To:        Adam Vande More <amvandemore@gmail.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: How can I implement true vps with FreeBSD as a host?
Message-ID:  <4D1E8223.1020004@herveybayaustralia.com.au>
In-Reply-To: <AANLkTi=uLvn3_tp_rJCM4K0jwJGpCNhnwAzMQ7yXMdVU@mail.gmail.com>
References:  <4D1E061E.9070306@mgwigglesworth.net>	<4D1E68BA.9080001@herveybayaustralia.com.au>	<AANLkTi=_vPRmXv%2Bm8AiMADZhQk=HRfd5uO5RGsnJ0zHf@mail.gmail.com>	<4D1E74B5.8030100@herveybayaustralia.com.au>	<4D1E78D9.6090103@mgwigglesworth.net>	<4D1E7B40.7010608@herveybayaustralia.com.au> <AANLkTi=uLvn3_tp_rJCM4K0jwJGpCNhnwAzMQ7yXMdVU@mail.gmail.com>

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On 01/01/11 11:09, Adam Vande More wrote:
> On Fri, Dec 31, 2010 at 6:54 PM, Da Rock 
> <freebsd-questions@herveybayaustralia.com.au 
> <mailto:freebsd-questions@herveybayaustralia.com.au>> wrote:
>
>
>     Thats why Xen usually gets rated faster- its not actually on an OS
>     because it is one. Thats classified as a type 1. The others have
>     to go through the host OS first to get something, so it slows them
>     down just a bit, though the kernel modules help that quite a bit.
>
>
> Please quit spouting this nonsense.  He's asking for facts not 
> uninformed opinions.  In both type 1 and 2 hypervisiors the guests run 
> in a protected CPU state(s) and in that regard they are functionally 
> equivalent.  If you're actually interested in learning more, Randal L. 
> Schwartz posted a great interview with some Virtualbox devs awhile ago 
> that gave detailed technical info.
>
You're entitled to your opinion, and the OP is entitled to post without 
starting a flame.
> This is best recent benchmark I see, but it's still old.
>
> http://www.ilsistemista.net/index.php/virtualization/1-virtual-machines-performance-comparison.html
>
> IMO it's particularly unfair to Xen with such an old version.  Xen 4 
> is much better.
>
> So in regards to the OP's questions, Vbox is your only viable 
> alternative is you want to run FreeBSD as the host.
>
> HRL is supposed to be coming down the pipe, but I think we're at least 
> a year away.
>
> http://wiki.freebsd.org/Hierarchical_Resource_Limits
>
> -- 
> Adam Vande More




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