Ceph is an open source storage platform, it provides high performance, reliability, and scalability. In this tutorial, I will show you step-by-step to...

In this tutorial, I will show you how to install and configure Elastic Stack on a CentOS 7 server for monitoring server logs. Then Ill show you how t...

Proxy servers operate as an intermediary between a local network and Internet. Requests from local clients for web services can be handled by the proxy server.Squid is a high-performance HTTP and F…

This article, explains how to create a centralized log server with Rsyslog to monitor log files and observe the clients health status or debug client’s issues.

This blogpost shows how to get started with MariaDB Galera Cluster with MariaDB MaxScale on CentOS / RHEL 7.

dracut - создание initramfs (ramdisk), используемого при загрузке Linux, и ключи загрузки. [russian]

Introduction dracut – low-level tool for generating an initramfs image Create an initramfs for the kernel with the version . If is omitted, then the version of the actual running kernel is used. If is omitted or empty, then the default location /boot/initramfs…

In this tutorial, we will go over the installation of the Elasticsearch ELK Stack on CentOS 7—that is, Elasticsearch 2.1.x, Logstash 2.1.x, and Kibana 4.3.x…

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In this tutorial, we will guide you step by step on how to create a High Availability Cluster Nginx Web Server with Pacemaker, Corosync, and Pcsd. We...

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Physical node OS
CentOS Linux release 7.3

Create linux HA ,3 x physical server127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4::1 localhost localhost.localdomain

Pacemaker / CorosyncCompare Redhat Cluster Releases – RHEL 7 HA vs RHEL 6 HA – Part 1RHEL 7 – Redhat Cluster with Pacemaker – Overview – Part 2RHEL 7 – Installing Redhat Cluster Software (Corosync/pacemaker) – Part 3RHEL 7 – Configuring Pacemaker/Corosync…