[IPython-dev] zmq/embed_kernel failure in master

MinRK benjaminrk@gmail....
Sun Jun 10 22:07:34 CDT 2012


On Sun, Jun 10, 2012 at 8:00 PM, Fernando Perez <fperez.net@gmail.com>wrote:

> On Sun, Jun 10, 2012 at 7:57 PM, MinRK <benjaminrk@gmail.com> wrote:
> > I don't see any way around issues like this for multiprocess tests.  I've
> > added tons of shenanigans to try to prevent it, but it simply cannot be
> > perfect.  There are sleeps everywhere, and some smarter waits, but if you
> > want the parallel test suite to finish in under 20 minutes, then never
> > having non-deterministic failures is not achievable.
> >
> > My answer: don't run the test suite while under heavy load.
>
> Fair enough, no worries.  Thanks!
>

If there are ones of these that are more reliable than others, do keep
letting me know, and I can try to relax the ones causing more consistent
trouble.

The problem is that it's rarely a simple timeout that's too short, and
things usually need to be moved around in weird ways to ensure a certain
order of events.


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