Kernel debugging systems can slow the kernel enough to hide or change the bugs they’re looking for. A new tracing system would minimize the performance penalty of running with tracing on. LTTng relies ...

Debugging embedded software can be a challenging, time-consuming and unpredictable factor in the development of embedded systems. Detecting errant program execution begs the question “How did the ...

DTrace envy still afflicts Linux. We look at the contenders to bring developer-friendly tracing to the kernel. Three weeks ago, LWN looked at the renewed interest in dynamic tracing, with an emphasis ...