Tag: high availability

VMware VCP 6.7-DCV – Objective 1.2 – Identify vCenter high availability (HA) requirements

by Samuel Mitchell, posted in VMware

The following notes will assist you to prepare for this objective:

  • Be very clear that this is vCenter availability management NOT host
  • Learn the topology of a vCenter HA deployment
    • Nodes
    • Roles of nodes
    • What can and can’t they do? Particularly witness
  • Set up vCenter HA in your lab, so much more interesting study than just reading
    • Easy to enable/disable
  • Make sure you read the vCenter HA section of the vSphere Availability Guide

Reference: vSphere 6.7 Availability Guide pdf – Chapter 4 – vCenter High Availability

VCP65-DCV – Objective 7.5 – Troubleshoot HA and DRS Configurations and Fault Tolerance

by Samuel Mitchell, posted in VMware

The following reference material from the vSphere 6.5 online documentation will assist you in covering the main information that is needed to know the topics in this objective:

  1. How vSphere HA works
  2. Troubleshooting vSphere HA host states
  3. Troubleshooting Availability
  4. Configure Proactive HA
  5. DRS troubleshooting information
  6. Migration with vMotion
  7. Migration with Storage vMotion
  8. Troubleshooting Storage DRS
  9. Providing Fault Tolerant for Virtual Machines
  10. Troubleshooting Fault Tolerant Virtual Machines
  11. DRS Cluster Validity
  12. Overview Performance Charts for Clusters