Investigating C++ Applications in Production on Linux and Windows

This talk demonstrates lightweight, production-ready ways to debug and profile C++ applications on Linux and Windows without restarting them. It covers dump analysis, CPU and thread investigations, I/O tracing, memory leaks, and the debugging information needed for useful call stacks.

Syllabus

Intro
Tools And Operating Systems Supported
A Mind The Overhead
Dump Files/Core Dumps
Generating Dump Files
Basic Dump Analysis
Getting Debug Information
Sampling vs. Tracing
Event Tracing For Windows
Flame Graphs
Reading a Flame Graph
Memory Leak Analysis
Blocked Thread Investigation
Tracing File Accesses in Real-Time