Show Table of Contents Hide Table of Contents English English 日本語 繁體中文 Multi-page HTML Single-page HTML PDF ePub High Availability Add-On Overview1. High Availability Add-On Overview1.1. Cluster Basics1.2. High Availability Add-On Introduction1.3. Pacemaker Overview1.4. Pacemaker Architecture Components1.5. Pacemaker Configuration and Management Tools2. Cluster Operation2.1. Quorum Overview2.2. Fencing Overview3. Red Hat High Availability Add-On Resources3.1. Red Hat High Availability Add-On Resource Overview3.2. Red Hat High Availability Add-On Resource Classes 3.3. Monitoring Resources3.4. Resource Constraints3.5. Resource GroupsA. Upgrading From Red Hat Enterprise Linux 6 High Availability Add-OnA.1. Overview of Differences Between ReleasesB. Revision HistoryIndexLegal Notice Index , Upgrading From Red Hat Enterprise Linux 6 High Availability Add-On, Pacemaker Overview, Pacemaker Architecture Components, Pacemaker Configuration and Management Tools, Upgrading From Red Hat Enterprise Linux 6 High Availability Add-OnCclusterfencing, Fencing Overviewquorum, Quorum OverviewFfencing, Fencing OverviewHHigh Availability Add-Ondifference between Release 6 and 7, Overview of Differences Between ReleasesQquorum, Quorum Overview B. Revision History Legal Notice Where did the comment section go?Red Hat's documentation publication system recently went through an upgrade to enable speedier, more mobile-friendly content. We decided to re-evaluate our commenting platform to ensure that it meets your expectations and serves as an optimal feedback mechanism. During this redesign, we invite your input on providing feedback on Red Hat documentation via the discussion platform.