This talk surveys Linux systems performance analysis and tuning through observability tools, benchmarking, profiling, tracing, and tuning. It includes practical use of tools such as vmstat, mpstat, iostat, perf, Ftrace, and BPF-based tracing for developers, operations professionals, and sysadmins.

Syllabus

Introduction
NBStat
PMC Arch
Curve
CP dist
Systems Performance
Load Averages
Top
Htop
VMStat
Free
Perf
TCP Dump
Netstat
SS Slabtop
Page Cache
Containers
Show Boost
Static Performance Tuning
Methodology
Linux Performance Analysis
Profiling
Flame graphs
BPF
Flamescope
Perfect Profile
Tracing
Tracing Stack
Trace
HD for slower
File System
BPF Trace
CPU Analysis
Netflix Tuning
Queue Discs
Summary