Translate

Image of RHCE Red Hat Certified Engineer Linux Study Guide (Exam RH302) (Certification Press)
Image of Modern Operating Systems (3rd Edition)
Image of Beginning Google Maps API 3
Image of Linux Kernel Development (3rd Edition)

Kernel Tracing Using Ftrace

Ftrace is one of those useful “kernel debugging” tools which you turn to when other debugging tools fail to reveal the underlying problem. Ftrace is a Linux kernel internals tracing tool that was first included in the 2.6.27 kernel in 2008. The main developer was (and still is) Steven Rostedt who is currently a Red Hat employee with responsiblity for the real-time patches in the Linux kernel. The name ftrace comes from the term function tracer, which was the original purpose of the tool, but nowadays it can do a lot more than just trace function calls. Over the years,