Bash
This chapter works through Bash ps Command - Snapshot of Current Processes, the anchor topic behind System Monitoring.
The ps command is used to report a snapshot of current processes.
The top command is used to display Linux tasks.
The df command is used to report file system disk space usage.
The du command is used to estimate file space usage.
The free command is used to display the amount of free and used memory in the system.
The kill command is used to terminate processes in a Unix-like operating system.
The uptime command is used to find out how long the system has been running.