20150823-linux File System

Occupy a position, to be perfected ...

File systems for Linux

Absolute path:/

Root file system: Rootfs

File System mount:

LSB:FHS (file system hierarchy Standard)

FHS:

/boot: Boot file directory, such as kernel (Vmlinuz), bootloader (Grub, GRUB2);

/bin:binary, a basic command for use by the user, and a program for OS startup;

/sbin: Basic commands for managing classes;

/lib: basic shared library; kernel module;

Shared library of the/lib64:x86_64 system;

/etc: Configuration file directory;

/home/username: The default location of the normal home directory;

/root: The administrator's home directory;

/media: Portable mobile devices;

/MNT: Temporary file system mount point;

/OPT: Optional directory, the default installation location for third-party applications;

/dev:devices, device files

B:block devices,random Access

C:character deivces,linear Access

/proc:

A pseudo-file system for outputting information about the kernel and process;

/sys:

Pseudo file system;

/srv:services, the system runs the service to use the intermediate data;

/tmp: Temp file directory;

/usr:universal GKFX, read-only data;

Bin: To ensure that the system provides basic functions;

Sbin

Lib

Lib64

Include:c the header file of a program; header files

Share: structured, independent data

Doc, man

Local: The installation location of the commonly used third-party programs now;

Bin

Sbin

Lib

Lib64

etc

Share

/var:variable Data files

Cache: Application Caches data

LIB: Status information data for an application

Local: Dedicated to storing variable data for applications under/usr/local;

Lock: Lock file

LOG: Journal file

OPT: Dedicated to/opt

Spool: The data pool of the application;

Run: Data about a running process, usually using the daemon's PID file;

/selinux

Types of files for Linux:

-(f): Ordinary documents

D: Catalog file

B: Block device files

C: Character device file

L: Symbolic Link file

P: Named pipe file

S: Socket file

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20150823-linux File System