DTrace is a performance analysis and troubleshooting tool. DTrace allows dynamic tracing by defining probe points dynamically. Probes and actions at probe points are defined by commands and scripts written in the D language.
To learn about using DTrace with Oracle Linux, view this video and learn to:
You can learn more about DTrace and other advanced linux tasks by taking the training course relevant to the version of your operating system:
DTrace is one of the topics tested in the Oracle Certified Professional: Oracle Linux 6 Advanced System Administration exam.
For more information about the Oracle Linux curriculum, go to http://oracle.com/education/linux.