Linux

Uname is the Linux command used to display the current operating system nameParameters-A View all information-S Displays the Linux kernel name-N Display host name-r Display Kernel version number-V shows the operating system is the first version-m

Linux OPS Practice-August 30, 2015 Course assignments 1, summarize the text editing tool vim use method; Vim: Full-screen editor; Vim's editing mode: Edit mode: Command mode; The two meanings are probably the same. Input mode, last-line mode. Edit

1 First change the net.ipv4.ip_forward=0 in the/etc/sysctl.conf configuration file to net.ipv4.ip_forward=1then execute the SYSCTL-P/etc/sysctl.conf mission order to take effect. 2 Configuring IP spoofing for Firewallsiptables-t nat-a postrouting-o

we use our own to create a normal boot Linux system, but the function is not sound, only for it to boot properly: the steps are as follows:First step: Add a new hard disk to the virtual machine650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M0

This article comes from a question and answer by Quroa "What is some time-saving tips that every Linux user should know?"--linux users have the skills to be aware of how to improve efficiency. I feel very good, summed up better, turn it over, and

I. FTP instructionsThe common FTP in Linux system is vsftp, that is, very Security File Transfer Protocol. There is also a proftp (profession FTP). Here is also a simple description of the configuration under Vsftp.VSFTP provides 3 types of remote

Linux Fork Bomb:() {: |: &}: is a bash function, known as fork Bomb, is a Linux system that denies service attacks. If you are curious to carry out this command, then quickly restart the system!Command parsing:(){ : | : &};: : Here is a

System ArchLinux, search battery related software has the followingExtra/xfce4-battery-plugin 1.0.5-4 (xfce4-goodies) A Battery Monitor plugin for the XFCE panelcommunity/acpi 1.7-1 [already Install] Client for battery, power, and thermal

First, homework (exercise) content:1. Summarize the use of the commands involved in this course and show the relevant examples;2. Summarize basic regular expressions and extended regular expressions3. Display the lines in the/etc/passwd file that

The linux zip command zip-r myfile.zip./* All files and folders under the current directory are compressed into myfile.zip files, and-r means all files in the recursive compressed subdirectory. 2.unzip unzip-o-d/home/sunny Myfile.zip extract

In Linux, how many times do you use IRC through command lines, desktop applications, and Web terminals? IRC (Internet Relay Chat), which is generally called "Internet Relay Chat" in Chinese, is a text communication layer protocol and has been in

Copy a folder to all scripts with the same name in Linux Requirement: copy the folder to the Linux directory to overwrite all folders with the same name under the Linux directory.Objective: in Linux, run the script and enter the folder name to copy

Simple comparison between the compression software gzip and xz Due to the need to handle disk alarms, logs are compressed. In this compression, gzip and xz software are used respectively to compress the text. The compression results are very

Simple CentOS Optimization During the O & M work, we found that the Linux system cannot be immediately put into the production environment after installation, which usually requires optimization by our O & M personnel. Next, I will briefly explain

Operating System Startup Process Analysis (taking Linux as an example) To purchase a computer, we need to learn about the Linux system. First, we have installed a Centos6.5 system. From the moment you press the power key to the desktop or character

Run the command chmodchkgchown to modify linux File permissions.In Linux, each file and directory has access permission to determine who can access and operate files and directories.File or directory access permissions are divided into read-only,

Can TRIM operations be performed in RAID? I wonder if you have considered the following question: can TRIM operations be supported in RAID? Imagine how to unmap the data block in the SSD by using the TRIM command after the RAID is created on the SSD

Install and set up the SSH service in Ubuntu 12.04 1. InstallOpenssh-client is installed by default in Ubuntu, so it is not installed here. If your system is not installed, use apt-get to install it.Install ssh-serverSudo apt-get install

Four methods to make your Linux server more secure I run several Linux servers. One file server at home and three real-time servers are used for site, email, and cloud storage respectively. Although I don't have to worry about the security of my

Deploying Laravel 14.04 using Nginx on Ubuntu 5.0 This tutorial will involve the following tools: Ubuntu 14.04 LTS Python 5.5 MySQL Laravel 5.0 Nginx This article adds some modifications to the original article based on Laravel 4, which is