- Red Hat recommends that candidates become a Red Hat Certified System Administrator (RHCSA) or a Red Hat Certified Engineer (RHCE) before attempting this exam but neither is required.
- Have Red Hat High Availability Clustering (RH436) or equivalent experience.
- Understand that real-world system administration experience is also an important aspect of preparation for the exam.
- Review exam objectives for the Red Hat Certified Specialist in High Availability Clustering exam.
Configure a high-availability cluster, using either physical or virtual systems, that:
- Utilizes shared storage.
- Provides service fail-over between the cluster nodes.
- Provides preferred node for a given service.
- Selectively fails over services based on specific constraints.
- Preemptively removes non-functioning cluster members to prevent corruption of shared storage.
- Manage logical volumes in a clustered environment:
- Create volume groups that are available to all members of a highly available cluster.
- Create logical volumes that can be simultaneously mounted by all members of a high-availability cluster.
- Configure a GFS file system to meet specified size, layout, and performance objectives.
- Configure iSCSI initiators.
- Use multipathed devices.
- Configure cluster logging.
- Configure cluster monitoring.
Who Can Benefit?
- Experienced Linux® system administrators responsible for the planning, deployment, and management of multiple physical or virtualized servers.
- Linux system administrators who want to demonstrate competency in configuring and managing highly available failover clusters.
- A Red Hat Certified Engineer (RHCE) interested in earning a Red Hat Certified Specialist or an RHCA credential.