* ab has more results variation between runs
* ab will almost always report lower performance than wrk
* If you have two implementations being benchmarked, A and B and B is always faster than A. wrk will report a greater degree of performance separation between A and B.
"Three Felonies a Day" via https://mailman.stanford.edu/pipermail/liberationtech/2013-J...
It lets you simulate hitting your web server to benchmark the speed. You can do cool things like test concurrent and sequential connections.
> ab - Apache HTTP server benchmarking tool
$ whatis ab
ab (1) - Apache HTTP server benchmarking tool
$ wtf ab
ab: ab (1) - Apache HTTP server benchmarking tool