Rookie Learn Linux NO. 003 notes Linux operating system and common commands 1

Certification: AuthenticationAuthorization: AuthorizationAudit: Audition (log logs)Magic Number: Magic NumbersPwd:print working directory displays the current pathList:ls used to list the current directory or the file under the specified directory

The difference between Su and SU under Linux and the problems encountered in practice

Switch from normal user to root user:You can use Su or Su-:The most essential difference between the SU command and the Su-command is that the former simply switches the root identity, but the shell environment is still the shell of the normal user,

Linux-strace command

Transferred from: http://www.cnblogs.com/ggjucheng/archive/2012/01/08/2316692.htmlIntroductionStrace is commonly used to track system calls and received signals when a process executes. In the Linux world, processes cannot directly access hardware

Linux Network Management (7) Implementation of Team group in CENTOS7

Linux Network Management (7) Implementation of Team group in Centos7 in theLinuxin whichCentos7before, it was all usedBondmechanism to implement multiple network bindings for the sameIPaddress, to provide access to the network, and to load-balance

Linux Daemon II (Activation daemon)

//Daemon-Read file#include #include#includestring.h>#include#include#include#include#include#include#include"mylog.h"//Monitoring PipelinevoidListenfifo () {//File Size intlen=0; intFd2=0; Charbuf[ -]={0}; //Open Pipe file (pipe file is generally

Client installation step configuration for Linux

There is an existing ***.tar.gz client software, now the client installation steps are as followsDescription: This software is a network client authentication software, because the Linux host in the virtual machine, so this host network

Deploying auto-extended Linux VMSS using arm templates (1)

In the ASM version or Classic mode prior to Azure, users can achieve some degree of automatic scaling (auto scaling) with PAAs services such as the Azure Website,azure Cloud service, but with many limitations and drawbacks, For example, it can only

Linux Common Command logging

ls command: Ls-1: Displays the files in this directory in one line Ls-a: Show hidden files LS/: View something under the root path Ls-r/: Recursively view all content under the root path Ls-s: Display size Ls-alsh: Show

Inter-process communication for Linux-pipelines

Inter-process communication for Linux-pipelines版权声明:本文章内容在非商业使用前提下可无需授权任意转载、发布。转载、发布请务必注明作者和其微博、公众号地址,以便读者询问问题和甄误反馈,共同进步。微博ID:orroz公众号:Linux系统技术ObjectivePipelines are the oldest inter-process communication mode in a UNIX environment. This article

A detailed description of the Linux top command parameters

A detailed description of the Linux top command parametersBrief introduction:The top command is a common performance analysis tool under Linux that shows the resource usage of individual processes in the system in real time, similar to the Task

Linux under Hosts, host.conf, resolv.conf

/etc/resolv.confThe file is a configuration file for DNS domain name resolution, and its format is simple, with each line beginning with a keyword followed by configuration parameters. There are four key words in resolv.conf, namely:nameserver

Linux set NIC aliases and Nic Bindings

Nic Aliases | CentOS 6 Bonding | CentOS 7 NMCLI Network GroupNic Aliases:1. Command implementation: all for temporary effectIfconfig]# ifconfig eth0:0 202.204.235.5, 24]# ifconfig eth0:0 down to revoke the aliasIp:]# IP addr Add 202.204.235.10/24

Install the latest version of git in centos6

Install the latest version of git in centos6First update the system Sudo yum update Install dependency Sudo yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel gcc perl-ExtUtils-MakeMaker Download and decompress the git

Apricity first stable version released

Apricity first stable version releasedGuideThe first stable version of The Apricity operating system codenamed "Aspen" is released. Based on the gorgeous Arch Linux, The system supports GNOME and Cinnamon desktop environments, 32-bit and 64-bit

Officially Released Fedora 24!

Officially Released Fedora 24! On April 9, June 21, 2016, the Fedora Project Team announced the official release of the Fedora 24 Linux operating system! Supports desktop, server, cloud, and embedded devices. After four delays, the official version

About cannot get host info reported in disconf ContOS

About cannot get host info reported in disconf ContOS I found the problem of cannot get host info reported by deploying disconf in linux. I found it through the disconf source code on github: Row 45th: InetAddress. getLocalHost (); it is found

Secrets of China's latest supercomputing Operating System: Based on Linux

Secrets of China's latest supercomputing Operating System: Based on LinuxSecrets of China's latest supercomputing Operating System: Based on LinuxGuideAfter the debut of the world's No. 1 super computer, the powerful Taihu Lake, the world attracted

Open-source components with known security vulnerabilities are still widely used.

Open-source components with known security vulnerabilities are still widely used.GuideSonatype, which provides Maven's central repository hosting service, says 1/16 of Java component downloads contain security issues. Sonatype claims that developers

Linux is good enough. Can I replace Windows?

Linux is good enough. Can I replace Windows?GuideAccording to the data analysis company Net Market Share, the usage of Linux desktop operating systems has reached 2%. This is an unprecedented achievement for this open-source operating system. This

Centos7 configure YUM to install the DNS Service

Centos7 configure YUM to install the DNS Service 1. Configure the DNS address vim /etc/resolv .conf nameserver192.168.1.100 # Note: the address here is the address of your local DNS server. 2. Install dns yum install bindbind-utils 3. Start the

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