mutrace

Why mutrace Recently, I want to profile the linux user lock(pthread mutex/rwlock) performance of a project, and there are few options for this purpose: valgrind(drd) systemtap(futexes.stp) lttng mutrace Finally, I selected the mutrace due to: valgrind(drd): It’s really slow, cannot provide credible information. systemtap(futexes.stp): It’s really great in profiling kernel, but the user layer profile … Read more