Explore a critical backend engineering issue in this 19-minute video that delves into a system-halting bug caused by exhausted TCP source ports. Learn about the system architecture, observe the bug's behavior, and follow along with backend troubleshooting techniques. Discover the root cause of the problem and gain insights into ephemeral ports on loopback interfaces. Enhance your understanding of TCP connections, port management, and effective backend engineering practices to prevent similar issues in your own systems.
Running Out of TCP Source Ports - Troubleshooting and Solutions
Overview
Syllabus
Intro
System architecture
The behavior of the bug
Backend Troubleshooting
The cause
Ephemeral ports on loopback
Taught by
Hussein Nasser
