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Course Overview
This course provides students with the knowledge and skills to effectively administer the SUSE Linux Enterprise High Availability 15 product. Through this course, students will gain an understanding of the product\'s features and a high-level overview of its components. Configuring, testing, and managing clustered applications and storage will be covered in detail. Participants will gain an understanding of the maintenance modes available for cluster upkeep, followed by an exploration of the process for performing rolling software upgrades of both SLES and HA components.
This course prepares students for the SCE in SUSE Linux Enterprise 15 High Availability exam.
Who Should Attend
This course is designed for existing Linux administrators who want to configure highly available services using the SUSE Linux Enterprise HA Extension. This course provides a foundation for deploying SAP on SLE 15 HA.
Course Objectives
- Understand the features and components of the SUSE Linux Enterprise High Availability components
- Administer a cluster using Web and CLI tools
- Provision highly available storage
- Cluster resources, such as IP addresses and services
- Configure the cluster behavior using constraints
- Prepare a cluster for maintenance tasks
- Perform a rolling software upgrade
- Perform basic cluster troubleshooting
Course Outline
Course Introduction
- Course Objectives and Audience
- Course Lab Environment Overview
- Certification Options
- Additional SUSE Training
Introduction to SUSE Linux Enterprise High Availability Extension
- Overview of the SUSE Linux Enterprise High Availability Extension
- Cluster Terminology
- Overview of the High Availability Extension’s Components
Introduction to the Cluster Administration Tools
- Overview of the Cluster Administration Tools
- Introduction to Hawk2
- Command Line Tools
- Configure and Synchronize files with csync2
Introduction to Cluster Resources
- Introduction to Cluster Resources
- Resource Agents
- Resource Types
Introduction to Cluster Constraints
- Overview of Constraints
- Location Constraints
- Order Constraints
- Colocation Constraints
Deploy and Configure Cluster Managed Storage
- Deploy and Configure Cluster Managed Storage
- Configure Lock Management for Shared Storage
- Deploy OCFS2
- Deploy Clustered LVM
- Deploy Clustered DRBD
Deploy a Highly Available Workload
- Cluster NFS using DRBD Storage
- Test the Clustered NFS Configuration
Maintenance Mode Options and Configuration
- Overview of Maintenance Mode
- Using Maintenance Mode
- Shutting Down the Cluster
Update the Cluster Node Software
- Overview of the Update Process
- Deploy System Updates
Introduction to Troubleshooting
- Overview of Troubleshooting a Cluster
- Preforming a Cluster Health Check
- Command Line Troubleshooting Tools
- Logs
- Cluster Startup Configuration