Linux directory Structure and basics

Directory structure:

/bin: Common command programs for storage systems

/boot: Some of the files required by the system to boot or boot

/dev: Available device files

/etc: System configuration-related things

/home: Master directory for all users

/LIB,LIB64: Storing the system's library files

/media: Plug and Play device files

/MNT: Storage Device Mount Directory

/OPT: Optional Package installation directory

/proc: The directory itself is a virtual machine system, recording process, network information, etc.

/root: Admin Home Directory

/sbin: Important System Execution files

/sys: Virtual file system, recording kernel data

/usr: User's available Programs directory

/var: file generated by system operation

Linux Common commands:

LS displays all files in the current directory

Ls-l displaying file and directory details

Ls-a Show all files including hidden files

CD XX Open xx folder

• Create

mkdir xxx Create xxx folder

Touch Text.txt Create a file

• Edit

VI test.txt Open test.txt file

C Switch to edit state

ESC switches from edit state to read-only state

: Q exit

: q! Do not save exit

: Wq Save and exit

• Copy

CP Test.txt Test2.txt Copying files

CP test.txt/xxx/test.txt or/xxx/test Copy to a directory

• Delete

RM test.txt Delete test.txt file

Rm-r xx Delete xx folder

• Move

MV Text.txt. Mobile Text.txt

MV test.txt/xxx/mobile test.txt to xxx directory

MV Test.txt Test2.txt move to a place and rename

• Find

Locate Text.txt find Test.txt file, updatedb Update database available

Find/-name file1 start searching for files from the '/' directory

PS View current Running process

Kill Qq.exe Process

Netstat-ano | findstr "5037" Lookup port occupancy

PWD Display work path

Shutdown now immediately shuts down the machine

Shutdown +5 5 minutes after shutdown

Shutdown-r now restart the system immediately

Reboot restart

Logout logoff

• View File Contents

Cat file views The file contents from the first byte forward

TAC file Reverse view file contents from last byte

More files view a long file content

Less file is similar to more file, but can be viewed in reverse

Head-2 file to view the first two lines of a document

Tail-2 file to view the last two lines of a document

Tail-f file Real-time view of content that is added to a file

• Disk space

DF-LH Viewing disk information

Free View memory Information

Ls-isr |more sorting files and directories in size

Du-sh DIR calculates the disk space occupied by dir

Command +--help View command use method

Reference articles are as follows:

Http://www.php100.com/html/webkaifa/Linux/2009/1106/3485.html

Http://www.cnblogs.com/knowledgesea/p/6146303.html

Http://www.cnblogs.com/fnng/archive/2012/02/21/2362013.html

Linux directory Structure and basics