Debugging Linux Kernel in Deep – Part 1

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A traditional debugger allows you to inspect the system state once the system is halted i. e., after an error has been detected, but doesn’t reveal the events leading to the error. To understand why an event took place, the relevant context has to be restored. This requires tracing Tracing is the process of collecting information on the activity in a working system With tracing, program execution is recorded during run-time, allowing for later analysis of the trace Tracing provides developers with information useful for debugging. In this course, we will be learning ftrace, which is the official tracer of Linux Kernel in deep What can we do using ftrace?————— Debugging Linux Kernel Analyzing Latencies in Linux Kernel Learn and observe the flow of Linux Kernel Trace context switches Length of the time the interrupts are disabled       And many more