I use uwsgi at work, we've found a lot of bugs in the more interesting features of the uwsgi module, and had to fix some signal and memory leak issues (I think

I use uwsgi at work, we've found a lot of bugs in the more interesting features of the uwsgi module, and had to fix some signal and memory leak issues (I think we're still trying to get them upstreamed). That said, it's reasonably fast and the WSGI interface in general is pretty pleasant to work with.