eBPF Development II. BCC ■ Overview ■ Development III. LISA ■ Overview ■ Internals IV. Drgn ■ Overview V. Practice on ARM ■ Development Environment ■ My Practice VI. Wrap-up ### I. Linux https://lisa-linux-integrated-system-analysis.readthedocs.io/en/master/ ☐ ### I V. Drgn ### 1) Overview https://github.com/osandov/drgn ## scriptable debugger library 439 commits 3 branches 0 releases 5 contributors 0.8% drgn (pronounced "dragon") is a debugger-as-a-library. In contrast to existing debuggers like GDB which focus on breakpoint-based debugging, drgn excels in live introspection. drgn exposes

Compiler generated debug information required • DWARF v4 (DebugFission supported) • drgn (https://github.com/osandov/drgn) and ldb ## Type Graph struct Bar { std::string str; }; struct Foo { int

documentation (including how to measure overhead) - Add more output formats - Open source GDB / drgn helper - Other tools? - Containers support? - Support request-oriented workloads? ## Thanks! :)