System information

Contents
About This Guide ix
1 Available Documentation ......................................................................... x
2 Feedback ............................................................................................. xii
3 Documentation Conventions .................................................................. xiii
I Basics 1
1 General Notes on System Tuning 3
1.1 Be Sure What Problem to Solve ............................................................. 3
1.2 Rule Out Common Problems ................................................................. 4
1.3 Finding the Bottleneck .......................................................................... 4
1.4 Step-by-step Tuning ............................................................................. 5
II System Monitoring 7
2 System Monitoring Utilities 9
2.1 Multi-Purpose Tools ............................................................................. 9
2.2 System Information ............................................................................ 17
2.3 Processes ........................................................................................... 21
2.4 Memory ............................................................................................ 28
2.5 Networking ........................................................................................ 31
2.6 The /proc File System ..................................................................... 35
2.7 Hardware Information ......................................................................... 39