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[Xen-devel] Re: systemtap probe points for Xen hypervisor

  • To: systemtap@xxxxxxxxxxxxxxxxxx, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Peter Teoh" <htmldeveloper@xxxxxxxxx>
  • Date: Tue, 22 Apr 2008 09:55:45 +0800
  • Delivery-date: Mon, 21 Apr 2008 18:56:09 -0700
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On Tue, Apr 22, 2008 at 9:04 AM, Peter Teoh <htmldeveloper@xxxxxxxxx> wrote:
> How do we probe the Xen hypervisor, while running as the dom0 (which
>  is the GUI frontend for us, and  running as guest)?   Since the entry
>  to hypervisor is controlled, I supposed it will need a patch before
>  systemtap can be used to probe the Xen hypervisor, right?   Or is it
>  not a logical thing  to do?
>  My target of interest will be to trace/analyze  the behavior of the
>  Xen hypervisor, and the domX guest as well.

Ooops....I just saw this in Usenix 2007 paper:    Xenprobes: userspace
probing framework.      So far, no download yet.   but I don't see
much of  a difference  in feature from systemtap,  or perhaps I am
totally wrong?

Peter Teoh

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