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Re: systemtap probe points for Xen hypervisor
- From: "Peter Teoh" <htmldeveloper at gmail dot com>
- To: systemtap at sources dot redhat dot com, xen-devel <xen-devel at lists dot xensource dot com>
- Date: Tue, 22 Apr 2008 09:55:45 +0800
- Subject: Re: systemtap probe points for Xen hypervisor
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On Tue, Apr 22, 2008 at 9:04 AM, Peter Teoh <htmldeveloper@gmail.com> 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?
--
Regards,
Peter Teoh