About
Course Overview
This three day course teaches students to deploy and administer the SUSE Linux Enterprise High Availability 15 product. The course introduces the product features and implementation planning for both on premise and the public cloud. A SLE15 HA cluster is deployed and then applications and clustered storage are configured, tested and administered.
Lab Exercises
- Section 0: Lab Environment
- Exercise 1-1: Power on the Lab Environment Systems
- Exercise 1-2: View the Lab Environment Current Configuration for node1, node2 and the storage node
- Section 2: Introduction to SUSE Linux Enterprise HA
- Section 3: Cluster Implementation Requirements
- Exercise 4-1: Cluster Node Preparation - Configure Networking on node1
- Exercise 4-2: Configure Networking on node2
- Exercise 4-3: Test the lan connectivity
- Exercise 4-4: Configure the services system as a time provider
- Exercise 4-5: Configure the time synchronization on node1, node2 and the storage node to synchronize to the servicesserver
- Exercise 4-6: Configure Name Resolution on all nodes.
- Exercise 4-7: View the repositories available over http
- Exercise 4-8: Configure node1 with http access to the required repositories using scp
- Exercise 4-9: Configure node2 with http access to the required repositories using scp
- Exercise 4-10: View the storage nodes configured repositories.
- Exercise 4-11: Apply all the available updates to all nodes
- Exercise 5-1: Configure node1 access to storage for SBD
- Exercise 5-2: Configure node2 access to storage for SBD
- Exercise 5-3: Configure the Softdog Watchdog for SBD on node1 and node2
- Exercise 5-4: Initialize the HA cluster on node1
- Exercise 5-5: Join node2 to an existing HA cluster
- Exercise 5-6: Test the basic cluster functionality
- Exercise 5-7: Configure the SBD_STARTMODE behaviour
- Exercise 6-1: Introduction to the HAWK web console
- Exercise 6-2: Using the command line tools
- Exercise 6-3: Synchronize files between nodes using csync2
- Section 7: Split Brain Avoidance
- Exercise 8-1: Create and configure a cluster ip address resource
- Exercise 8-2: Use HAWK to configure a clustered IP address resource
- Exercise 8-3: Create a resource for Apache using the command line
- Exercise 8-4: Group the p-apache2_1 resource with the p-IP_101 IP address resource
- Exercise 8-5: Create and configure an apache2 resource using HAWK
- Exercise 8-6: Cluster MariaDB
- Exercise 9-1: Create and test location constraints
- Exercise 10-1: Configure node1 access to storage for DRBD
- Exercise 10-2: Configure node2 access to storage for DRBD
- Exercise 10-3: Create cluster IPaddr2 resources for DRBD
- Exercise 10-4: Configure and test DRBD outside the cluster environment
- Exercise 10-5: Create and configure cluster resources required for DRBD
- Exercise 10-6: Test failover of clustered DRBD
- Section 11: Access Control Lists
- Section 12: Basic HA Troubleshooting
Lab inquiry
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