The exportfs command needs to refer to the configuration file "/etc/exportfs". You can also directly specify the NFS file system to be shared on the command line. Syntax: export [param...
The history command is used to display historical commands previously executed by the user, and can perform operations such as appending and deleting historical commands. If you often ...
XZ Utils is a tool with high compression rate developed for POSIX platform. It uses the LZMA2 compression algorithm, and the compressed files generated are smaller than those traditionall...
The printf command mimics the printf() program in the C library (library). printf uses quoted text or space-separated parameters. You can use format strings in printf, and you can also...
The test command is used to check whether a certain condition is true. It can test three aspects: numerical value, character and file. The test command expects to find a parameter on ...
The xargs command is a filter for passing parameters to other commands, and it is also a tool for combining multiple commands. It is good at converting standard input data into command li...
Use the new hard disk to install the system under Linux, and then mount the original hard disk after installation. The partition format is the system default partition. The system default...
The vgscan command searches for the LVM volume groups that exist in the system and displays a list of the volume groups found. The vgscan command only displays the name and LVM metadata t...
The volname command is used to display the volume name of the specified "ISO-9660" format device. Usually, the device in this format is an optical drive. Syntax: volname [parameter] ...
The wait command is used to wait for the instruction of the instruction and return to the terminal after the execution is completed. This instruction is often used in shell script program...