Get the same information from the command line

Phil Bull philbull@gmail.com 2011 Michael Hill mdhillca@gmail.com 2014 Information in System Monitor can also be found using command line tools. Get the same information from the command line Phil Bull

Briefly list a few useful command line tools which can provide some of the same information as System Monitor. Don't go into too much detail.

Most of the information displayed by System Monitor can also be obtained using these command line tools.

top	provides a continually updated list of running processes, and allows you to manipulate them.
lsof	provides a list of open files and the processes that opened them.
free -m	shows you how much memory is available.
vmstat	provides information about current virtual memory use.
df -h	displays available disk space on mounted filesystems.
pmap	displays the memory map of a process.