free
use to get a detailed report on the system's memory usage.
scp
securely copy files or directories over ssh
find
locates files using user-defined criteria
ncdu
provides a useful and convenient way to view disk usage
ip
used to show or manipulate routing, devices, and tunnels
ls
list the contents of a directory
df
Displays the amount of disk space used
du
display a list of all the files along with their respective sizes
uptime
displays the system uptime as well as the load average.
diff
used to display differences in files by comparing them line by line.
top
shows a real-time view of running processes in Linux.
dstat
allows you to view all of your system resources instantly. All-in-one vmstat, iostat, netstat, and ifstat utility.
Note :- sudo apt install dstat
Iftop
is a network traffic viewer
nethogs
is a network traffic analyzer.
