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Course:

Outline
- Clusters and storage
- Get an overview of storage and cluster technologies.
- Create high-availability clusters.
- Review and create the architecture of Pacemaker-based high-availability clusters.
- Nodes and quorum
- Review cluster node membership and how quorum is used to control clusters.
- Fencing
- Understand fencing and fencing configuration.
- Resource groups
- Create and configure simple resource groups to provide high-availability services to clients.
- Troubleshoot high-availability clusters
- Identify and troubleshoot cluster problems.
- Complex resource groups
- Control complex resource groups by using constraints.
- Two-node clusters
- Identify and work around two-node clusters issues.
- ISCSI initiators
- Manage iSCSI initiators for access to shared storage.
- Multipath Storage
- Configure redundant storage access.
- Logical volume manager (LVM) clusters
- Manage clustered LV.
- Global File System 2
- Create symmetric shared file systems.
- Eliminate single points of failure
- Eliminate single points of failure to increase service availability.
- Comprehensive review
- Set up high-availability services and storage.
Audience
This is course is intended for:
- Senior Linux system administrators responsible for maximizing resiliency though high-availability clustering services and using fault-tolerant shared storage technologies
Prerequisites
This course is intended for students who already have their RHCE Certification or equivalent experience.
What You Will Learn
After completing this course, students will learn:
- Install and configure a Pacemaker-based high availability cluster
- Create and manage highly available services
- Troubleshoot common cluster issues
- Work with shared storage (iSCSI) and configure multipathing
- Configure GFS2 file systems