01
Creating high availability clusters
- Create a basic high availability cluster.
02
Managing cluster nodes and quorum
- Manage node membership in the cluster and describe how it impacts cluster operation.
03
Isolating malfunctioning cluster nodes
- Isolate unresponsive cluster nodes to protect data and recover services and resources after a failure.
04
Creating and configuring resources
- Create basic resources and resource groups to provide highly available services.
05
Troubleshooting high availability clusters
- Identify, diagnose, and fix cluster issues.
06
Automating cluster and resource deployment
- Deploy a new high availability cluster and cluster resources using Ansible automation.
07
Managing two-node clusters
- Operate two-node clusters while identifying and avoiding issues specific to a two-node cluster configuration.
08
Accessing iSCSI storage
- Configure iSCSI initiators on your servers to access block-based storage devices provided by network storage arrays or Ceph storage clusters.
09
Accessing storage devices resiliently
- Configure resilient access to storage devices that have multiple access paths.
10
Configuring LVM in clusters
- Select, configure, and manage the correct LVM configuration for use in your cluster.
11
Providing storage with the GFS2 cluster file system
- Use the GFS2 cluster file system to simultaneously pProvide tightly coupled shared storage that can be accessed by multiple nodes.
12
Eliminating single points of failure
- Identify and eliminate single points of failure in your cluster to decrease risk and increase average service availability.
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