This course on Linux Systems Performance aims to provide learners with an understanding of performance analysis and tuning in Linux systems. The course covers observability tools, methodologies, benchmarking, profiling, tracing, and tuning. Students will learn how to use tools such as vmstat, mpstat, iostat, perf_events, Ftrace, bcc/BPF, and bpftrace/BPF for performance analysis and tuning. The course is suitable for developers, operations, sysadmins, and anyone working in a Linux environment, whether on bare metal or in the cloud.
Overview
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
Taught by
USENIX
