· 3 days ago· InfoQ
LinkedIn Uncovers Kernel Lock Contention Causing Frequent System Freezes
When LinkedIn engineers encountered short-lived, recurring outages where the database powering their user feed became unavailable and then recover without leaving helpful traces, they had to devise a novel approach to uncover the root cause using off-CPU profiling with eBPF. By Sergio De Simone
#cloud-computing#system-performance#database-management#engineering-challenges