On Mon, Aug 13, 2012 at 4:59 PM, Jeff Schnitzer <[email protected]> wrote:

> On Mon, Aug 13, 2012 at 6:33 AM, Johan Euphrosine <[email protected]>
> wrote:
> >
> > Hi Jeff,
> >
> > Can you share your test methodology ?
> >
> > I would like to reproduce this testing on my side before escalating the
> > results.
> >
> > In particular I'm wondering if are you calling ab on the backends
> directly,
> > or on App Engine frontend that urlfetch to the backend in an handler?
>
> I tried both.  Going ab -> frontend -> backend is _much_ slower than
> going directly to a backend.
>

And the numbers you posted were for hitting directly the vps instance? or
urlfetch from a frontend?


>
> You can see the code for testing backends here:
>
> https://github.com/stickfigure/wh-test
>
> There is a bunch of extra code in there you should ignore.  The
> important methods are:
>
> /noop - returns static string from frontend
> /bnoop - urlfetch from frontend to backend which returns static string
> /backend/noop - directly to backend to return static string
> /away - just does a urlfetch to a rackspacecloud vps instance
>
> There's pretty much no code here.  Just handlers that do nothing.
>
> Jeff
>
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-- 
Johan Euphrosine (proppy)
Developer Programs Engineer
Google Developer Relations

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