[Numpy-discussion] Numpy performance testing
ralf.gommers at googlemail.com
Sat Dec 31 05:55:01 EST 2011
On Fri, Dec 30, 2011 at 5:45 AM, <jason-sage at creativetrax.com> wrote:
> On 12/29/11 10:37 PM, Jaidev Deshpande wrote:
> > Hi!
> >> Along with test coverage, have any of you considered any systematic
> >> monitoring of NumPy performance?
> > I'm mildly obsessed with performance and benchmarking of NumPy. I used
> > to use a lot of MATLAB until a year back and I tend to compare Python
> > performance with it all the time. I generally don't feel happy until
> > I'm convinced that I've extracted the last bit of speed out of my
> > Python code.
> > I think the generalization of this idea is more or less equivalent to
> > performance benchmarking. Of course, I know there's a lot more than
> > 'MATLAB vs Python' to it. I'd be more than happy to be involved. GSoC
> > or otherwise.
> > Where do I start?
> We've recently had a discussion about more intelligent timeit commands
> and timing objects in Python/Sage. People here might find the
> discussion interesting, and it might also be interesting to collaborate
> on code. The basic idea was a much smarter timeit command that uses
> more intelligent statistics and presents a much more comprehensive look
> at the timing information.
> Here is the discussion:
> Here is our ticket tracking the issue:
> Here are some examples of the analysis: http://sagenb.org/home/pub/3857/
> Nice. It would be cool to have this available as a separate ipython magic
command. For performance monitoring it's probably unnecessary, regular
%timeit should be OK for that.
Performance monitoring does require quite a bit of infrastructure (like
Wes' vbench project) though, which could be a good (GSOC) project. There's
other VCS's to support, maybe a buildbot plugin, many options there.
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