Linux

How much do you know about block in Linux operations Basics ? Let's take a brief look at it today. 1. how does block come from? It was created when the file system was formatted.2. What does block mean? Where the data is actually stored3. What are

First, the system environment Description:"Operating system": Ubuntu 18.04.1 Desktop"JDK": jdk1.8.0_181, file name: Jdk-8u181-linux-x64.tarIi. Preparing the JDK file:

Linux Process Background Run1. The process runs in the background of the current terminal. (Process exits automatically after closing the terminal)& Note: The run process is followed by "&"2, the process of long-term background operation is not

System upgrade source and software update source and package sudo apt update && sudo apt upgrade-y Configuring the Chinese Environment Install the Chinese Language pack sudo apt install-y language-pack-zh-hans

UseMore mainly used for one page to view archivesFull NameThe full name is moreParametersSPACEBAR: Represents a page down, or you can use the Ctrl+fEnter: Represents the next row: F: Displays the file name immediately and the number of rows

1 Installing the JDKFirst step: Get JDK installation package and Tomcat installation package in Linux system (use later, so upload two)Step Two: connect to the server using the SECURECRT client toolStep three: Create a directory with the command as

Tar commandUnpacking: Tar zxvf Filename.tarPackage: Tar czvf filename.tar DirName GZ commandDecompression 1:gunzip filename.gzDecompression 2:gzip-d filename.gzCompression: gzip FileName. tar.gz and. tgzDecompression: Tar zxvf

The previous article describes the disk structure and partition structure, an article that describes managing partitions and managing file systemsManage partition 1. Creating a partition (1) Fdisk: Creating an MBR partitionfdisk-l [-u] [device ...]

Link Aggregation: Multiple network cards are aggregated together.Two ways to bond and team.bond:0 balance Wheel Cycle 1 active backupExperimental Steps Bond network interface;The network interface also supports connection to two network cards and is

# #root用户密码的修改Press the up and down key to interrupt the boot, press "E" to enter the kernel bootThe linux16 line is deleted to the location shown on the way and modified;Press "Ctrl+x" to start when you have finished modifyingEnter the system to

Disk Management mainly includes the following content: Disk structure Introduction to Partitions Managing partitions Managing File Systems Mounting devices Managing Virtual Memory This article mainly describes the

In general, the server will have multiple hard disks, one hard disk partition to install the operating system, and a number of hard disk partitions for storage use. Now test the addition of multiple hard disk partitions, using LVM for dynamic disk

EchoLsLs–l----LLPwdCD/root directoryCD ~CD-Back to previous directoryEnvIP Addr Display physical network address/etc/init.d/network Restart boot nic displays "OK" for both successfulThen terminal input Ifup eht0You can try ping www.baidu.com to see

Linux file system is a directory tree structure , the file system structure from a root directory, the root can have any number of files and subdirectories, subdirectories can have any number of files and subdirectories Bin holds binary

A: PrefaceLVM is the short name for logical volume management (Logical Volume Manager), an abstraction layer built on physical storage devices that allows you to generate logical storage volumes, and provides greater flexibility in managing the

Sync synchronizes the data from memory to the hard disk.Shutdown shutdown instructions, you can look at the help documentation for man shutdown. For example, you can run the following command to shut down: shutdown–h ' This server would shutdown

1. View the firewall status Systemctl list-unit-files|grep firewalld.service or Systemctl status Firewalld.service2. Turn on Systemctl start Firewalld.service3. Stop Systemctl stop firewalld.service4. Restart Systemctl restart Firewalld.service5.

Today the project has a wonderful request ... What is it?Backstage upload video, parse the length of the time, and the preview, and stitching together, however, the things are not too troublesome, very quickly written, after the local test also no

Makefile's role is to tell the make program how to compile and link the source code!How make WorksWhen we enter only the Make command, the workflow is:1. Make will find the file named "Makefile" or "Makefile" in the current directory;2. If found, it

Use of PolyshPolysh is an interactive command that can be processed in batches to the server, which is ideal for applications where interactive processing is required, such as changing the root password. Use the Polysh command to quickly complete