Process Display Commands

• Process Display Commands

• ps

• displays processes currently running on the system
• Many options are available (see man pages)
• Examples: ps -ef | less or ps aux | less

• top

• displays processes currently running and some information about resource usage for each process

• free

• Displays memory (RAM) and swap usage and by what

vmstat

• Displays virtual memory usage and by what

• pstree

• generates a tree-like structure of process parent/child relationships