Linux command shorthand and full name

Su:swith User switch users, switch to root userCat:concatenate SeriesUname:unix Name Name SystemDf:disk free HDDDu:disk Usage HDD UsageChown:change owner Change OwnersChgrp:change Group change user groupsPs:process Status Process stateTar:tape

Linux Using Stomp Hole

Ubuntu installation Pits:1, for beginners to install Ubuntu for the first time, the special situation will appear because the resolution problem caused by the installation interface is not complete, unable to proceed to the next step.Solution: Use

Linux Disk Management four--(3) Mount mount,/etc/fstab configuration file

When we are finished, and the file system is formatted, the last mount Mount is mounted and the disk device is ready to use.One, what is Mount, uninstallAny block device cannot be accessed directly, and must be mounted on the directory to

Linux in source, SH, bash,./What's the difference?

Add by Zhj: The main difference is that source is executing the script in the current shell, while SH, bash,./is executing the script in the child shell of the current shellOriginal: Linux, source, SH,

Detailed Linux Build DNS server

The entire Hteret family connected to hundreds of billions of server personal hosts, most of the sites, parts and other servers have used the domain name form of address, such as It is clear that this form of address is

Looping statements in Linux

Linux is a free-to-use and free-spread UNIX-like operating system and an open-source operating system. An important feature of this is that the command-line interface and the Shell,shell environment enable users to interact with the core functions

Linux Sort Command Chinese manual (info sort translation)

Description(1). This manual only selects useful information for translation, if you want to check the full content, please do your own info sort.(2) in the translation, the use of "note" in parentheses, for my addition, non-original content, help to

Linux system LVM (Logical Volume Manager) Logical Volume management

A ObjectiveEach Linux consumer will encounter this dilemma when installing Linux: How to accurately evaluate and allocate the capacity of each hard disk partition when partitioning the system , as system Management Not only takes into account the

Linux command hostname-Display or set host name

The hostname of the Linux command I used-show or set host nameThis article link: (reproduced please specify the source)Description of UseThe hostname command can be used to display or set the hostname

Reception of network packets in the Linux kernel-Part I concepts and frameworks

Unlike sending network packets, network packets are asynchronous. Because you are not sure who will suddenly send you a network package. So this network packet logic actually consists of two things: 1. Notification after the arrival of the packet2.

Process operation under Linux, creation and control of----process

---restore content starts---A process is a process that a program executes at a time and is the basic unit of dynamic execution of the operating system.The concept of the process is mainly two points: first, the process is an entity. Each process

Linux Chinese display settings

Linux Chinese display settings1.1 Viewing the currently used character set1.1.1 Viewing the current character set (language) used by the systemLangEcho $LANGen_US. UTF-81.1.2 Modifying the system's character set (language)Lang=zh_cn. UTF-8LANG PS1

Linux View file directory size

du [-ABCDHHKLMSSX] [-l ][-x ][--block-size][--exclude=][--help][--version][directory or file]Common parameters:-A or-all displays disk usage for each specified file, or displays the respective disk usage for each file in the directory.-B or-bytes

Linux awk built-in function instances

Awk built-in functions are divided into 4 main types: arithmetic function, string function, time function, General functionFirst, arithmetic functionThe following arithmetic function performs the same operation as a subroutine with the same name as

Zombie process and orphan process under Linux

Description in Unix, all processes except process 0 (that is, the pid=0 exchange process, swapper process) are created by other processes using the system call fork, where the process called fork creates a new process is the parent process, and the

The art of linked list--linux kernel chain list analysis

Introduction:A linked list is one of the important members of a data structure. Because of its simple structure, dynamic insertion, deletion of nodes, the advantages of less time, the list in the development of the application of many scenarios.

Linux modifies the file owner and the group in which the file resides

CHGRP User name File name-RChown User name File name-R-r = All files in the recursive directoryThe above section has been verifiedFirst, modify the file belongs to the group--chgrpModifying a file belongs to a group the simple-CHGRP command is the

Linux systems monitor changes to files and folders under a directory

Inotifywait is a tool that can monitor file changes in real-time, using the inotify mechanism in the Linux kernel to implement monitoring capabilities. View Kernel version [Email protected]oracle ~]# uname-r 2.6.32-220.el6.i686

The size of the folder in the Linux system statistics directory

Du-ah--max-depth=1 This is what I want. A indicates that all files and folders (without subdirectories) are displayed in the directory, and H represents the depth of the directory in a way that humans can understand, max-depth.The du command is used

Linux echo Command Details

The echo command for Linux, which is very common in shell programming, is often used when printing variable value under a terminal, so it is necessary to understand the use of EchoThe function of the echo command is to display a piece of text on the

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