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Planning a two-node IBM PowerHA SystemMirror cluster: Six must-know items

Date:  11 Sep 2012 (Published 11 Sep 2012) |Level: Intermediate |

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1. What is PowerHA SystemMirror for AIX?

Get an overview of the IBM PowerHA® SystemMirror high-availability (HA) solution, find out what it protects and learn about its product architecture.

Read: Introduction to PowerHAItem marked not complete - Click to mark complete

Read: IBM PowerHA SystemMirror 7.1 for AIX, chapters 1 and 2 Item marked not complete - Click to mark complete

2. Infrastructure planning and configuration

To plan and implement a two-node PowerHA cluster, you should determine what version of PowerHA you will implement, what version of the IBM AIX® operating system will be required, how you will handle Ethernet network and storage redundancy, and lastly, how many PowerHA nodes will be in the cluster.

Read: Planning PowerHA SystemMirror, topics “Planning cluster network connectivity,” “Planning shared disk and tape devices” and “Planning shared LVM components” Item marked not complete - Click to mark complete

Read: IBM PowerHA SystemMirror 7.1 for AIX, chapter 3 Item marked not complete - Click to mark complete

Watch: PowerHA7.1 Part 2 SMIT configuration Item marked not complete - Click to mark complete

3. Application planning and configuration

Learn how to use Smart Assists to simplify application planning and configuration. Manual configuration is also available.

Read: Planning PowerHA SystemMirror, topics “Planning Resource Groups” and “Applications and PowerHA SystemMirror”Item marked not complete - Click to mark complete

Read: The topic pertinent to your application to consider using Smart Assists in the information center. Item marked not complete - Click to mark complete

Read: IBM PowerHA SystemMirror 7.1 for AIX, chapter 6 Item marked not complete - Click to mark complete

4. Configure the application into PowerHA

Use either SMIT or the PowerHA SystemMirror IBM Systems Director plug-in to create the PowerHA cluster, nodes, networks, resources and resource groups.

Read: IBM PowerHA SystemMirror 7.1 for AIX, chapter 5 Item marked not complete - Click to mark complete

Watch: Configuring a PowerHA SystemMirror V7.1 for AIX Cluster - IBM Training Item marked not complete - Click to mark complete

Read: Installing PowerHA SystemMirrorItem marked not complete - Click to mark complete

Read: clmgr: A Technical ReferenceItem marked not complete - Click to mark complete

5. Test the configured cluster

Learn about various test plans and simulations to help you determine if PowerHA is configured and working correctly. After you have created the cluster, run the test plan, documenting behaviors and resolving problems.

Read: IBM PowerHA SystemMirror 7.1 for AIX, chapter 9 Item marked not complete - Click to mark complete

Watch: PowerHA7.1 Part 4 HA in action Item marked not complete - Click to mark complete

6. What PowerHA course is right for my environment and administering my PowerHA cluster?

For more detailed information and lab exercises, consider IBM Training. A PowerHA SystemMirror for AIX cheat sheet is also included.

Watch: What's new in IBM Training's PowerHA curriculum Item marked not complete - Click to mark complete

Read: IBM PowerHA for AIX System Administration TrainingItem marked not complete - Click to mark complete

Read: The PowerHA for AIX (formerly HACMP) cheat sheetItem marked not complete - Click to mark complete




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About this knowledge path

This knowledge path will identify and describe several must-know items to properly plan and implement a basic two-node IBM PowerHA® SystemMirror cluster. Relevant educational courses will be identified in the final step.

Activities in this path

  1. What is PowerHA SystemMirror for AIX?
  2. Infrastructure planning and configuration
  3. Application planning and configuration
  4. Configure the application into PowerHA
  5. Test the configured cluster
  6. What PowerHA course is right for my environment and administering my PowerHA cluster?

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