On 08/22/2012 05:50 PM, David Gerard wrote:
Something complicated on en:wp that would not be meaningless on mediawiki.org could be copied there for hacking.
I recall that one of Robla's standard articles from enwiki for demonstrating long rendering time was http://en.wikipedia.org/wiki/Barack_Obama. I just did a purge on it and it took 34s to render.
I haven't yet looked at how the article is written or the templates used, but perhaps that would be a good place to start looking.