CentOS

1. Close SELinux [root@ds-vm-node83 ~]# sed-i ' s/^selinux=.*/#&/;s/^selinuxtype=.*/#&/;/selinux=.*/a SELINUX=disabled '/etc/ Sysconfig/selinux[Root@ds-vm-node83 ~]# Setenforce 0Setenforce:selinux is disabled[Root@ds-vm-node83 ~]# 2. Install Epel

Description Operating system: CentOS 6.x IP Address: 192.168.21.188 Implementation Purpose: Synchronize the contents of the CentOS mirrored site to this server, and by configuring the HTTP server, can provide Yum

Introduction of Yum Yum, Yellow Dog Updater, is the abbreviation for Modified, a package manager developed by Duke University to improve the installation of RPM software packages. It was originally developed by Yellow Dog, the developer of the

System environment: CentOS 7Apache 2.4PHP 5.4MARIADB 5.5 Project requirements: Create 3 virtual hosts, set up Phpmyadmin,wordpress,discuz separately Where phpMyAdmin provides HTTPS services. Components required to install the environment using

Memcached is a distributed cache system that is currently used by many Web sites. In general, after memcached is installed by default, it listens on port 11211.In some special cases, we want to have multiple memcached instances, each of which

Operation Steps:1. Install CentOS 7 Virtual machine settings ==>networkadapter===> select NAT (IP address of shared host), CTRL+ALT+F1 switch to GUISelect the upper right Ethernet switch on the network switches to start surfing the web2, CTRL+ALT+F6

This essay will supplement the file types of Linux systems and the directory structure of Linux (Linux directory Management and permissions are very important, especially in Linux installation database class software).One, Linux change file

Red hat linux-red hat, Rehl, Fedora, CentOS(2011-05-21 14:26:10)reproduced Tags:redhatlinuxit Category: Understanding Source: Chinawin.netRed Hat Linux is Redhat's earliest release of the personal version of Linux,

BackgroundDevelopment environment for the local area network, the work content needs to view the mail file (*.eml) frequently, abominable Foxmail must verify the account to enter the main interface, can open the Eml file view.Helpless to take a LAN

Two issues were encountered during the installation of CentOS 7: Cannot read USB stick, solution See Portal Complete the partition configuration when you click Finish, the following error message appears: No valid

Summary: Introduction to improve server performance There are many ways, such as partition picture server, master and slave database server, and Web server in the server. However, with limited hardware resources, the maximum performance of the

Yum Source Installation KeaYum Install Epel-releaseYum Install KeaDEMONPS aux| grep KeaRpm-qa KeaView DHCPv6 default configurationCat/etc/kea/kea.confStart Kea-dhcpv6 and view the Kea startup processSystemctl Start KEA-DHCP6Systemctl Status KEA-DHCP6

Rpmforge Repository is a utility that's used to install third party software packages under Red Hat Enterprise Linux (RHE L) and Community ENTerprise Operating System (CentOS). It provides more than software packages in the RPM format for these

This blog post records the process of building a seismological research environment with CentOS 7 for my personal reference in future re-installation of the system. For other seismological researchers, it may be useful for reference.Reading

This error is caused mainly because the environment can not read the Yun caused by the/etc/sysconfig/network-scripts/ifcfg-eth0 configuration may be considered an error caused by the network. Or the DNS configuration of the/etc/resolv.conf error. Or

I. source code package 1. GNU make Tool 2. GNU gettext package (required when the system does not have the gettext () function) 3. GNU libiconv Library (required when the system does not have the iconv () function) 4. fontconfig Library Fontconfig

In bash, there is a ulimit command that provides available resource control for shell and processes started by this shell. It mainly includes the number of opened file descriptors, the maximum number of processes of the user, and the size of the

Install the Let's Encrypt clientFor the CentOS release, there are currently two ways to install the Let's Encrypt client, one is to directly install yum from the upstream EPEL source, one is to download from the GitHub source of Let's Encrypt. The

PowerDNS can run on a free open-source DNS server of Linux/Unix derivative version. It can be configured using different backend servers, including BIND-type Regional files and relational databases, or load balancing/failover algorithms. It can also

The detailed steps for installing Pure-ftpd using Yum are as follows:Step 1: configure the yum sourceBackup (if other epel sources are configured)Mv/etc/yum. repos. d/epel. repo/etc/yum. repos. d/epel. repo. backupDownload the new repo to/etc/yum.