- vmstat — Used to Report virtual memory statistics
vmstat –help For more informations.
- iostat — Report Central Processing Unit (CPU) statistics and input/output statistics for devices and partitions.
iostat –help For more informations.
- htop — interactive process viewer
man top fore more informations.
- tload — graphic representation of system load average
tload prints a graph of the current system load average to the specified tty (or the tty of the tload process if none is specified).
- watch — execute a program periodically, showing output fullscreen
watch runs command repeatedly, displaying its output (the first screenfull). This allows you to watch the program output change over time. By default, the program is run every 2 seconds; use -n or –inter- val to specify a different interval.