On Fri, Apr 24, 2009 at 2:44 PM, Brion
Vibber<brion(a)wikimedia.org> wrote:
Well, what about the 5 million other users
browsing Special:Newimages?
We don't want 50 simultaneous attempts to build that first
über-thumbnail. :)
You'd presumably use some kind of locking to stop multiple workers
from trying to render thumbnails of the same size in general
(über-thumbnails or not).
Best to make it explicit rather than presume -- currently we have no
such locking for slow resizing requests. :)
-- brion