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Deploying and Administering SUSE Linux Enterprise High Availability 12 (SLE321V12)

Detaillierter Kursinhalt

Course Outline

Section 1: Introduction

  • Agenda
  • Course Overview
  • Lab Environment

Section 2: Introduction to SUSE Linux Enterprise HA

  • Overview of SLE12 HA
  • The Cluster Story
  • Cluster Terminology
  • SLE15 HA Architecture
  • SLE HA in the Public Cloud
  • Overview of Public Cloud
  • Supported Public Cloud Environments

Section 3: Cluster Implementation Requirements

  • Overview of SLE12 HA Implementation Process
  • Collecting the Required Parameters
  • Determine Expectations
  • Planning Storage
  • Differences between 2 node and 2+N node clusters
  • Differences between SLEHA12 and SLEHA15
  • Designing Test Cases
  • Testing and Documentation

Section 4: Cluster Node Preparation

  • Local Filesystems
  • Preparing the Infrastructure
  • Cluster Networking
  • Bonding Configuration
  • Time Synchronization
  • Name Resolution
  • Name Resolution using /etc/hosts
  • Name Resolution using DNS
  • User Management Best Practices
  • Software Management for the HA Environment
  • Updating Cluster Nodes

Section 5: Deploy a Cluster

  • Preparation Checklist
  • Cluster setup step by step
  • Secure Cluster Communications

Section 6: Administer the HA Cluster

  • Overview of the Cluster Administration Tools
  • Introduction to Hawk
  • Command Line Tools
  • Configure and Synchronize files with csync2

Section 7: Split Brain Avoidance

  • Understand Split Brain
  • Understand Fencing
  • Understand STONITH
  • Fencing using BMCs
  • Fencing using SBD
  • Split brain Avoidance in 2 node vs 2+N node clusters
  • Fencing in the Public Cloud

Section 8: Cluster Resources

  • Introduction to Cluster Resources
  • Resource Types
  • Resource Agents

Section 9: Controlling Cluster Behavior using Constraints

  • Introduction to Constraints
  • Location Constraints
  • Order Constraints
  • Colocation Constraints

Section 10: Cluster Managed Storage

  • Overview of Storage for a HA Cluster
  • Cluster Managed Storage
  • Overview of cLVM
  • Overview of OCFS2
  • Overview of Cluster Managed MDRAID
  • Overview of DRBD
  • Cluster Managed NFS

Section 11: Access Control Lists

  • Using Access Control Lists

Section 12: Basic HA Troubleshooting

  • General Troubleshooting
  • CLI Troubleshooting Tools
  • Log Files
  • Updating the Epoch
  • SBD startup behaviour
  • Working with the CIB