[Cython] Jenkins down

William Stein wstein at gmail.com
Wed Mar 21 17:00:51 CET 2012

On Wed, Mar 21, 2012 at 11:58 AM, Stefan Behnel <stefan_ml at behnel.de> wrote:
> mark florisson, 21.03.2012 15:12:
>> On 21 March 2012 15:07, mark florisson wrote:
>>> On 21 March 2012 14:58, Stefan Behnel wrote:
>>>> it seems like the sage.math server is broken again, at least it's lacking
>>>> mounts when I try to log in. I'll restart Jenkins as soon as it's back working.
>>> Indeed, it's rather worrying and is actually a bit of a slowdown for
>>> development.
> Sure. However, we get to use it for free, and we've had a good gain from
> that for a long time now. It's just bad timing that this coincides with our
> release preparations.
>>> Dag and I discussed getting some funding from numfocus to
>>> use Jenkins in a cloud environment (along possibly with other
>>> projects, like sage, lxml, numpy, scipy, depending on interest of
>>> respective projects). At PyCon we saw one such company that provides
>>> these services, which is shiningpanda.com
> Their free OSS plan is one hour per day, which is way too short for us. Not
> sure how much we'd want to pay for their dedicated plan, and no idea what
> performance we'd get for the money.
> For our current setup, you can count way more than one hour of processing
> time for each single push and for each day's run of the CPython triggered
> integration tests. And then there's our set of separate developer branches
> on top of that, plus the fact that we can run builds in parallel to get
> faster feedback.
> Seriously - thanks William!

And thanks to the National Science Foundation for buying the machines.

If anybody reading this can volunteer some "sysadmin time and
expertise" that could help improve the stability of sage.math.   The
latest crash was purely linux/software related.

>> Anyway, there is also
>> TeamCity from Jetbrains http://www.jetbrains.com/teamcity/, which is
>> supposed to be free for small teams , and it can be used together with
>> Amazon's cloud services:
>> http://www.jetbrains.com/teamcity/features/amazon_ec2.html .
> I'm quite happy with Jenkins, though.
> Stefan
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William Stein
Professor of Mathematics
University of Washington

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