On Fri, Apr 21, 2017 at 08:03:13AM -0600, Jens Axboe wrote: > You have it so easy - the code is completely standalone, building a > small test framework around it and measuring performance in _user space_ > is trivial. Something like this you mean: https://lkml.kernel.org/r/20170322165144.dtidvvbxey7w5pbd@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx