[lttng-dev] [Qemu-devel] [PATCH 0/6] hypertrace: Lightweight guest-to-QEMU trace channel

Stefan Hajnoczi stefanha at redhat.com
Fri Aug 19 10:02:07 UTC 2016

On Thu, Aug 18, 2016 at 12:19:50PM -0400, Steven Rostedt wrote:
> On Thu, 18 Aug 2016 11:54:24 +0100
> Stefan Hajnoczi <stefanha at gmail.com> wrote:
> > Steven is working on a host/guest solution for trace-cmd.  It is also
> > asynchronous.  No new paravirt hardware is needed and it makes me wonder
> > whether the hypertrace PCI device is trying to solve the problem at the
> > wrong layer.
> Yes, and I'm currently working on it again. In fact, if any of you will
> be at LinuxCon in Toronto next week, I'll be presenting[1] what I have
> and what I plan to complete in the near future.
> -- Steve
> [1] https://lcccna2016.sched.org/event/7JWL/trace-cmd-virt-server-a-status-update-steven-rostedt-red-hat?iframe=no&w=i:100;&sidebar=yes&bg=no

Cool, that's very interesting!  I'll try to attend.

I guess LinuxCon will post a video of your talk and the slides will be
available after the talk so people not at LinuxCon will be able to check
it out too.

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