150 Common Linux command summaries

150 Common Linux command summaries

Online Enquiry and Help commands (2)
Mans Help

File and Directory Operations commands (13)
ls tree pwd mkdir rmdir CD touch CP MV RM Ln Find rename

View file and Content processing commands (22)
Cat tac more less head tail cut split paste sort uniq WC iconv Dos2unix file diff vimdff chattr lsattr rev grep Egrep

File compression and Decompression commands (4) Tar unzip gzip zip

Information display commands (12)
uname hostname dmesg uptime file stat du DF top Free date cal

Search Files Command (4)
Which find Whereis locate

User Management commands (10)
Useradd usermod Userdel groupadd passwd chage id su visudo sudo

Basic Network Operations Commands (10)
Telnet ssh scp wget ping route ifconfig ifup Ifdown Netstat

Deep Network Operations Command (6)
Lsof Route mail Mutt nslookup dig

commands on the disk File system (8)
Mount Umount DF du fsck dd dumpe2fs dump

Commands for shutting down and viewing system Information (3)
Shutdown Halt Init

System Management related commands (8)
Uptime Top free Vmstat mpstat iostat SAR chkconfig

System security-related commands (10)
chmod chown chgrp chage passwd su sudo umask chattr lsattr

Commands to view system user login information (7)
WhoAmI who w last lastlog users finger

View hardware information related commands (8)
Ifconfig free fdisk ethtool mii-tool dmidecode dmesg Lspci

Other (19)
echo printf rpm Yum Watch alias Unalias date Clear History Eject time nohup NC xargs exec export unset type

System performance Monitoring advanced commands (12)
Memory: Top free vmstat mpstat iostat SAR
Cpu:top Vmstat Mpstat Iostat SAR
I/o:vmstat Mpstat Iostat SAR
Process: IPCs ipcrm lsof strace lstrace
Load: Uptime mount Umount df du fsck dd dumpe2fs dump

Commands for shutting down and viewing system Information (3)
Shutdown Halt Init

System Management related commands (8)
Uptime Top free Vmstat mpstat iostat SAR chkconfig

System security-related commands (10)
chmod chown chgrp chage passwd su sudo umask chattr

150 Common Linux command summaries