Linux directory structure and functions Detailed

1	/bin	Binary bin is an abbreviation, This directory is the most frequently used commands.
2	/boot	Here are some of the core stored in files that are used when you start Linux, including some connection files and image files.
3	/dev	dev is the Device (device) abbreviation is stored in the directory Linux external device, the access device in the manner of Linux and accessed files are the same.
4	/etc	This directory is used to store configuration files and subdirectories all system management needs.
5	/home	The user's home directory, in Linux, each user has its own directory, the directory name is based on the general user account named.
6	/lib	This directory is stocked with a basic system dynamic link shared libraries, its role is similar to Windows in the DLL file. Almost all applications need to use these shared libraries.
7	/lost+found	Under normal circumstances this directory is empty, when the system illegal shutdown, some files stored here.
8	/media	linux system will automatically identify some devices, such as U disk, CD-ROM, etc., when the identification, linux identified device will mount this directory.
9	/ mnt	The system provides this directory is to enable users to temporarily mount other file systems, we can drive mounted on / mnt /, then enter the directory you can view the contents of the CD-ROM drive.
10	/opt	This is for the host to install additional software placed in the directory. For example, you install a ORACLE database you can put this directory. The default is empty.
11	/proc	This directory is a virtual directory, which is the system memory map, we can get system information directly access this directory through.
12	/root	The catalog for the system administrator, also known as super user's home directory permissions persons.
13	/sbin	s is the Super User's meaning here is stored in the system management program used by system administrators.
14	/selinux	This directory is Redhat / CentOS specific directory, Selinux is a security mechanism, similar to the windows firewall, but this mechanism is more complex, this directory is stored selinux related documents.
15	/srv	The directory to store some data to be extracted after the service started.
16	/sys	This is a core linux2.6 great changes.
17	/tmp	This directory is used to store temporary files.
18	/usr	This is a very important directory, many applications and user files are placed in this directory, similar to the program files directory under the windows.
19	/usr/bin	The application system users.
20	/usr/sbin	More advanced management programs and system daemons super users.
21	/usr/src	Kernel source code to place the default directory.
22	/where	This directory contains a constantly expanding with something we were used to modify those directories are often placed in this directory. Including various log files.
23	/run	Information since a temporary file system, storage system startup. When the system is restarted, the files in this directory should be deleted or cleared. If there is / var / run directory on your system, it should point to run.