Deepin Linux
Jan 10, 2024 · Fundamentals
Understanding the ftrace Architecture: Ring Buffer, Tracers, and Trace Events in the Linux Kernel
This article explains the Linux kernel ftrace architecture, covering ring buffer principles and code, tracer implementations (function, function_graph, irq_off), trace events, dynamic and static instrumentation, and kprobe mechanisms, illustrating how tracing is integrated, managed, and optimized for various execution contexts.
Kernel TracingLinuxRing Buffer
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