We just published a new article about using DTrace on Oracle Linux (see below). If you're not already familiar with DTrace on Oracle Linux, you might want to start with these two blogs.
by Wim Coekaerts
In October of 2011 Wim Coekaerts described the steps required to use the preview of DTrace on Oracle Linux, and provided a simple example of how to use it.
by Rick Ramsey
In January of 2013 I described some of the resources that had recently become available to help you start using DTrace on Oracle Linux. They included a video interview with Brendan Gregg, a way to find out which DTrace probes are available on Oracle Linux, a technical article, a book, and more.
by Christopher Jones
Christopher Jones has just published an OTN tech article that explains how to set up DTrace to detect PHP scripting problems on Oracle Linux. He shows you how to download and install the right version of Oracle Linux, how to install PHP and the OIC18 extensions for Oracle Database, how to verify which PHP probes you have, and how to begin using them.
photograph of Colorado sunset by Beth Ramsey