CentOS

Description Current operating system: CentOS 4.x 64-bit To achieve the purpose: Upgrade CentOS 4.x to CentOS 5.x latest version online via Yum command One, upgrade CentOS 4.x to CentOS 4.9 version Cd/

Normally we can use Yum install Nginx to install Nginx in CentOS. But usually the installed nginx is not up to date, so how do you install the latest version of Nginx with Yum? 1, edit/etc/yum.repos.d/nginx.repo file, write the following content:

Recently in the installation of CentOS encountered optical drive problems, but to seek the PXE installation method, search to Serva PXE more convenient, hence testing. As soon as a test question immediately appears, Serva official instructions and

Awstats is a foreign open source of the website PV flow monitoring software, can obtain Apache or Nginx log information, the log useful information to integrate into the HTML page display, because the content of the analytic log is very meticulous,

default permissions and hidden permissions for files and directoriesA file has several attributes, including basic permissions such as read-write Run (R, W, X), and whether it is a directory (d) with a file (-) or a link file (l), and so on! The

Linux has a very large number of distributions, broken down in nature, and broadly divided into commercial versions maintained by commercial companies and free releases maintained by the open source community.The commercial version is represented by

1 Concepts related to disk partitioning1.1 What is a diskThe disk is the computer's external memory device, the round magnetic disc is installed in a square sealed box, the purpose is to prevent the disk surface scratches, resulting in data loss.

Excerpt from: http://www.powerxing.com/install-hadoop-cluster/This tutorial describes how to configure a Hadoop cluster, and the default reader has mastered the single-machine pseudo-distributed configuration of Hadoop, otherwise check out the

Prerequisite: Complete the basic installation of SVNFirst, install SASL related components# Yum install-y cyrus-sasl cyrus-sasl-lib cyrus-sasl-plainSecond, view the SASL version and the authentication module provided# saslauthd-vThird, modify the

CentOS 7/rhel 7:reset/recover Forgotten root passwordOctober, by Sharad Chhetri 4 CommentsIn this post we'll learn, how to reset/recover forgotten root password on CentOS 7/rhel 7 (Red Hat Enterprise Linux 7). On RHEL 5/6 or CentOS 5/6 series, the

Sometimes you forget stuff. I do. I forget important passwords for important websites sometimes. Retrieving your forgotten passwords for most websites are easy, all one have to does remember few details that were used when Signing up for the service

Recently, a friend of mine asked me how to disable IPv6. After searching for a few, I found the following scenario. Here's how to turn off IPv6 on my CentOS 7 mini-server.You can do this in two ways.Method 1Edit File /etc/sysctl.conf, VI

Pre-Erection Preparation:To set up a DNS server, you must install a software program that provides a DNS service, the BIND software, that can be installed using the following command:Yum install-y bind-chroot Bind-utis 1. Modify the master

Method 1:Install Flash Player 1 Yum InstallFlash-plugin   After the installation, restart chrome and enter chrome: // plugins/in the address bar to check whether shockware flash is successfully installed and enabled.If the Shockwave Flash cannot

  Starting Sendmail: Starting Sm-client: After I posted an article about modifying the host name, I accidentally found that when centos was restarted, the system would be stuck in Sendmail and Sm-client for nearly three minutes, I found the Sendmail

After learning about the Linux system, it was still quite smooth in general. For example, all the commands that can be typed in will get corresponding results .... But today, when I learned how to mount the Linux mount command, I was really

Install OpenLDAP on CentOS 6.5 and configure LDAP for user logon. centosopenldap1. to install PHP and apache, if there is no EPEL source, install yum install epel-release. If not, create/etc/yum. repo. d/epel. repo [epel]Name = Extra Packages for

CentOS 6.2 64bit install erlang and RabbitMQ Server 1. Operating System Environment (CentOS 6.2 64bit) [root@leekwen ~]# cat /etc/issueCentOS release 6.2 (Final)Kernel \r on an \m[root@leekwen ~]# cat /proc/cpuinfo |grep "clflush size"clflush size

Ceph provides three storage methods: Object Storage, block storage, and file system. The following figure shows the architecture of the Ceph storage cluster:We are mainly concerned about block storage. In the second half of the year, we will

When openstack is installed on the dashboard, the following error occurs: [Errno 256] No more mirrors to try.Simple:1. yum clean metadata2. yum clean allDone!So far, almost all components of openstack are normal. Next, I want to run a vyos (the