What kind of performance benchmarks are you looking for? There used to be some memory leaks in xpyb (the X interface qtile uses), but 1.3.1 addresses most of th

What kind of performance benchmarks are you looking for? There used to be some memory leaks in xpyb (the X interface qtile uses), but 1.3.1 addresses most of those I believe. Other than that, I'm not sure anyone has ever reported any performance problems.