From mboxrd@z Thu Jan  1 00:00:00 1970
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	<8d4a75e55fc55419d48a3859337bc7da@plan9.bell-labs.com>
Date: Fri,  8 Jan 2010 17:26:50 -0200
Message-ID: <d1c554291001081126l436f907l6213af2d484f66a2@mail.gmail.com>
From: Iruata Souza <iru.muzgo@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] parallels
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On Fri, Jan 8, 2010 at 5:12 PM,  <geoff@plan9.bell-labs.com> wrote:
> I don't have enough experience with VirtualBox to make a sensible
> comparison.
>
> The thing that none of the VM monitors seem to offer (though I'd love
> to be proven wrong) is debugging tools for the guest operating
> systems. =C2=A0This is odd, as it was one of the major uses of VM/370. =
=C2=A0So
> if a guest kernel goes off into space, the VM monitor shuts down the
> virtual machine or resets it, but provides no means to find out what
> happened, though it's in a perfect position to easily do so.
>
>
>

bochs offers you that to some extent.