Linux

Linux Ssh-keygen generate public and private keysThe following command tests OK on the centos6.6.Previously, it was necessary to enter 3 consecutive times, and now after adding the parameters, the Id_rsa and id_rsa.pub are generated directly in the ~

Linux system monitoring, diagnostic tools Tophttp://my.oschina.net/leejun2005/blog/157910Linux system Monitoring, diagnostic tool IO waithttp://my.oschina.net/leejun2005/blog/355915Introduction to the Lsof usage of Linux system monitoring and

To understand the concept of soft links and hard links in Linux, first understand how Linux manages files.The following notes are part of the content from Internet search, personal understanding to integrate the proceeds.1. File System (Vamei Source:

Link Command ln (taken from link)ln "source file" "Target file" function: Generate a linked file. -S creates a soft connection without creating a hard linkFeatures of hard Links:1. Have the same I node and storage block fast, can be seen as the same

(i) Installation of GCCGccGlibc-develGlibc-headersKernel-headersLibgompGcc-c++Libstdc++-devel(ii) installation of zlib compression LibraryZlib-1.2.5.tar.gzshell> Cd/home/shuhua/tarshell> TAR–ZXVF zlib-1.2.5.tar.gzshell> CD zlib-1.2.5shell>

This article mainly introduces the method of installing 7z command under Linux, and introduces the use of 7z command. 7z compression format has many advantages, with a very high compression ratio, if you do not understand, see the article: 7z format,

OpenSSL vulnerability versions include: 1.0.1f, 1.0.1e, 1.0.1d, 1.0.1c, 1.0.1b, 1.0.1a, 1.0.1. The "Heartbleed" vulnerability was fixed in the OpenSSL 1.0.1g release. This example operating system environment: CentOS Release 6.2 (Final) 1. View the

Clip:~ Represents the current user's home folder. It represents the current folder.. It represents the parent folderLink fileUsing a different file name refers to the same data or program. Hard LinksIn the same physical file system, create a hard

In Windows we usually use the lower EAC to rip the compression generator cue to find work steps, but on Linux in a little bit of a hassle. Each step, we need to do it ourselves. After my repeated attempts to find and summarize a fairly good method

1, SYSTEMD Service management procedures:Systemctl is the primary tool that integrates the functionality of the previous service and Chkconfig. You can use it to enable/disable the service either permanently or only in the current session.Systemctl

Http://www.cnblogs.com/peida/archive/2012/10/23/2734829.htmlThe LS command is the most commonly used command under Linux. The LS command is the abbreviation for list. LS is used to print out the list of current directories if LS specifies a

Yesterday I learned the command to create files and directories mkdir, today learn about the commands for deleting files and directories in Linux: RM command. RM is a commonly used command that removes one or more files or directories from a

BIND + MySQLIntroduction to adding support for mysql databases using the bind-mysql module: For bind, if you want to modify or add dns records, you can directly modify the text. This is inconvenient for management and error-prone, if we add support

Minimal installation of linux CentOS-6.6 after fastdfs +Install necessary software yum-y install wget gcc perl mkdir ~ /Zy cd ~ /Zy install: libfastcommon download: wget https://codeload.github.com/happyfish100/libfastcommon/tar.gz/V1.0.7 unzip: tar-

Linux: the password of the system is forgotten. If you cannot log on to the system, the password of the linux system is forgotten. You can change the password before logging in to the single-user mode.   Step 1: Restart the system. before

RabbitMQ instance Tutorial: Installing RabbitMQ in Windows (1) download the RabbitMQ Server Download the latest stable version from the official website of RabbitMQ. The latest version is 3.5.1. RabbitMQ details: click hereRabbitMQ: click here (2)

Linux time zone explanation and common time functionsTime and time zone The whole earth is divided into twenty-four time zones, each of which has its own local time. UTC time and GMT time We can think that Greenwich Mean Time is the Coordinated

Solution to linux ext4 failure to use a disk larger than 16 TBSystem Environment: Centos6.7 x86_64 updte Disk: 12*4 T raid5 + hot Description: the operating system and archive use the same RAID 5 application environment: post Office System [file

Linux swap space, linuxswap swap Linux memory uses virtual memory to manage the entire memory. physical RAM physical memory and swap space are the total amount of virtual memory.Use Cases of swap Swap has two main functions: 1. When the system

FastCGI and mod_php in PHP The knowledge about FastCGI and mod_php on the internet is messy and incomplete, so you can sort it out here for the convenience of beginners.  Background The most common way of PHP is to run the module (mod_php) in