linux file directory structure

What is the file directory structure of Linux? Below I will give you a summary of the Linux file directory structure. I hope it will be helpful to friends in need! For more Linux usage tutorials, please visit Linux Video Tutorial to learn!

/bin [Key points] (/usr/bin , /usr/local/bin) • It is the abbreviation of Binary. This directory stores the most commonly used commands

/sbin (/usr/sbin, /usr/local/sbin) • s means Super User. The system management program used by the system administrator is stored here.

/home [Key points] • Stores the home directory of ordinary users. In Linux, each user has his own directory. Generally, the directory name is named after the user's account.

/root [Key points] • This directory is the user home directory of the system administrator, also known as the super privileged user.

/lib • The most basic dynamic link shared library required for system startup. Its function is similar to the DLL file in Windows. Almost all applications require use of these shared libraries.

/lost found • This directory is usually empty. When the system is shut down illegally, some files are stored here.

/etc [Emphasis] • All configuration files and subdirectories required for system management my.conf

/usr [Emphasis] • This is a very important directory for many user applications Programs and files are placed in this directory, similar to the program files directory under Windows.

/boot [Key points] • Stores some core files used when starting Linux, including some connection files and image files

The following three files are related to the liunx kernel and must not be messed with. Move

/proc • This directory is a virtual directory, which is a mapping of system memory. Access this directory to obtain system information.

/srv • Service abbreviation. This directory stores some data that needs to be extracted after the service is started.

/sys • This is a big change in the linux2.6 kernel. A new file system that appeared in the 2.6 kernel is installed in this directory

/tmp • This directory is used to store some temporary files.

/dev • Similar to the Windows device manager, it stores all hardware in the form of files.

/media [Key Points] • The Linux system will automatically recognize some devices, such as U disks, CD-ROM drives, etc. After recognition, Linux will mount the recognized devices to this directory.

/mnt [Key Points] • The system provides this directory to allow users to temporarily mount other file systems. We can mount external storage on /mnt/, and then enter this directory to view it. the content inside. d:/myshare

/opt • This is the directory where additional software is installed for the host. If the ORACLE database is installed, it can be placed in this directory. Default is empty.

/usr/local [Key points] • This is another directory for installing additional software for the host. Generally, it is a program installed by compiling the source code.

/var [Key points] • This directory stores things that are constantly expanding. It is customary to place directories that are frequently modified in this directory. Includes various log files.

/selinux [security-enhanced linux] 360 • SELinux is a security subsystem that controls programs to only access specific files.

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