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Chapter 1. Red Hat High Availability Add-On Configuration and Management Reference Overview
This document provides descriptions of the options and features that the Red Hat High Availability Add-On using Pacemaker supports.
This manual documents the use of the
pcs configuration interface for the Red Hat Enterprise Linux Release 6.6 and later.
Note
For information on best practices for deploying and upgrading Red Hat Enterprise Linux clusters using the High Availability Add-On and Red Hat Global File System 2 (GFS2) see the article "Red Hat Enterprise Linux Cluster, High Availability, and GFS Deployment Best Practices" on Red Hat Customer Portal at https://access.redhat.com/kb/docs/DOC-40821.
1.1. Installing Pacemaker configuration tools
링크 복사링크가 클립보드에 복사되었습니다!
You can use the following
yum install command to install the Red Hat High Availability Add-On software packages along with all available: fence agents from the High Availability channel.
yum install pcs pacemaker cman fence-agents
# yum install pcs pacemaker cman fence-agents
The
lvm2-cluster and gfs2-utils packages are part of ResilientStorage channel. You can install them, as needed, with the following command.
yum install lvm2-cluster gfs2-utils
# yum install lvm2-cluster gfs2-utilsWarning
After you install the Red Hat High Availability Add-On packages, you should ensure that your software update preferences are set so that nothing is installed automatically. Installation on a running cluster can cause unexpected behaviors.
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