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Re: [MirageOS-devel] Tracing and profiling blog post

On 27 Oct 2014, at 10:42, Thomas Leonard <talex5@xxxxxxxxx> wrote:
> I've put up a blog post describing the tracing work:
> http://roscidus.com/blog/blog/2014/10/27/visualising-an-asynchronous-monad/
> It explains how to read the diagrams, what the various arrows mean and
> how to instrument your own programs. There are examples from tracing
> some Mirage unikernels. The viewer should now also work on tablets
> (pinch to zoom) - though probably very slowly! Let me know if there
> are any browser compatibility problems...

Great post as always!  My first reaction was wincing at the inefficiency
of scatter-gather IO.  Perhaps we should indeed expose a copying API to
minimise the guest VM <-> backend ring traffic...

What are the next steps to get the profiling modules into mirage-dev
so that we can start sprinkling this in all of our libraries?


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