- DTrace Documentation
- DTrace Community
- DTrace Toolkit: A collection of DTrace scripts which provides lots of answers and they're a great stepping stone to develop custom scripts
- Advanced DTrace: Tips, Tricks and Gotchas from Bryan Cantrill, Mike Shapiro, Adam Leventhal
- DTrace; Finding the Light Where There Was Only Darkness by Jim Mauro: The mother of all DTrace presentations
- Observing and Optimizing your Application with Dtrace, a 200 minutes tutorial from the DTrace czar Angelo Rajadurai.