List all installed packages with yum:
yum list installed
Find a package by a related keyword:
yum search [keyword]
Show package information and summary:
yum info [package_name]
Install a package using the YUM package manager:
yum install [package_name.rpm]
Install a package using the DNF package manager:
dnf install [package_name.rpm]
Install a package using the APT package manager:
apt-get install [package_name]
Install an .rpm package from a local file:
rpm -i [package_name.rpm]
Remove an .rpm package:
rpm -e [package_name.rpm]
Install software from source code:
tar zxvf [source_code.tar.gz]
cd [source_code]
./configure
make
make install
Process Related
See a snapshot of active processes:
ps
Show processes in a tree-like diagram:
pstree
Display a memory usage map of processes:
pmap
See all running processes:
top
Terminate a Linux process under a given ID:
kill [process_id]
Terminate a process under a specific name:
pkill [proc_name]
Terminate all processes labelled “proc”:
killall [proc_name]
List and resume stopped jobs in the background:
bg
Bring the most recently suspended job to the foreground:
fg
Bring a particular job to the foreground:
fg [job]
List files opened by running processes:
lsof