dtrace is not supposed to replace strace on Linux. It's allows you track and process all sorts of parameters of your operating system and it's programs. It's

dtrace is not supposed to replace strace on Linux. It's allows you track and process all sorts of parameters of your operating system and it's programs. It's essentially a quick way to introspect into your application without tons of printf hacks, and get to the buttom of bugs and performance issues.