Linux Common commands

1. Help Commands (2)
   

Man, (Command--help)

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2. Table of Contents operation commands (6)

LS Tree pwd CD mkdir

command with low frequency: rmdir

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3. File View and Processing commands (24)

Cat less grep head tail cut sort Uniq wc Dos2unix find diff egrep Tree

Low frequency of Use: chattr more Rev TAC Paste iconv file lsattr rename Vimdiff

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4. File packing compression command (5)

Tar unzip gzip

Low frequency of use: bzip2 gunzip

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5. Information Display Command (14)

uname hostname dmesg uptime du DF top free w data

Low frequency of Use: File stat cal apropos

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6. Search for file commands (5)

which find

Low frequency of Use: Whereis locate Whatis

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7. User Management commands

Users (17): Useradd userdel passwd chage usermod id su sudo visudo

Frequency Low: Pwcov pwck pwunconv chfn finger sudoedit adduser

Group of users (9): Groupadd

Frequency Low: Groupdel groupmod gpasswd groups GRPCK Grpconv Grpunconv

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8. Network Operation commands (21)

Basic: Telnet ssh scp wget Curl Ping Route ifconfig ifup ifdowm Netstart traceroute

In depth: Mail rcp finger dig

Low frequency: Traceroute shows the route path to the destination host on the local machine

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9. About disk space commands (7)

Mount Umount DF du

Low frequency: fsck DD Dump

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10. Commands for shutting down and viewing system information

Halt shutdown reboot PS top kill data

Low frequency: Cal Login

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11. Process-related commands

PS Kill Killall Pkill jobs FG BP & Nohup

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12. System Management Related commands

Top free Vmstat Mpstat iostat SAR quota at LP kill Crontab Chkconfig Last

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13. System security-related commands:

passwd su sudo umask chgrp chmod chown chattr lsattr PS who whoami W

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Not to be continued .....

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Linux Common commands