Adding Features to Perf Using BPF

Explore advanced performance analysis techniques in this Linux Plumbers Conference talk as three experts delve into enhancing perf with BPF capabilities. Learn about BPF profiling, event counting, and various profile types including EPF and MetricProfile. Discover solutions to scalability issues, understand interval printing, and gain insights into monitoring use cases. Examine benchmarks, LBR testing, and the process of writing a comprehensive book on the subject. Gain valuable knowledge on leveraging BPF to extend perf's functionality for more effective system performance analysis and optimization.

Introduction
What is perf
BPF profiling
BPF event counting
BPF profile
EPF profile
Metric
Profile
BPF Scales
Interval Print
The problem
The solution
How to use it
How it works
Sharing
Monitoring
Use case
Scalability issues
Signal port events
IO control interface
benchmark
summary
LBR
Testing
Writing a book