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You're reading from VMware vSphere 6.5 Cookbook Over 140 task-oriented recipes to install, configure, manage, and orchestrate various VMware vSphere 6.5 components

Product type Paperback

Published in Jan 2018

Publisher

ISBN-13 9781787127418

Length 574 pages

Edition 3rd Edition

Tools

vSphere

Concepts

Cloud Computing

Authors (3):

Abhilash G B

Meyenburg

Rajendran

View More author details

Table of Contents (22) Chapters

Title Page

Packt Upsell

Contributors

Preface

1. Upgrading to vSphere 6.5 FREE CHAPTER

2. Greenfield Deployment of vSphere 6.5

3. Using vSphere Host Profiles

4. Using ESXi Image Builder

5. Using vSphere Auto Deploy

6. Using vSphere Standard Switches

7. Using vSphere Distributed Switches

8. Creating and Managing VMFS Datastore

9. Managing Access to the iSCSI and NFS Storage

10. Storage IO Control, Storage DRS, and Profile Driven Storage

11. Creating and Managing Virtual Machines

12. Configuring vSphere 6.5 High Availability

13. Configuring vSphere DRS, DPM, and VMware EVC

14. Upgrading and Patching using vSphere Update Manager

15. Using vSphere Certificate Manager Utility

16. Using vSphere Management Assistant

17. Performance Monitoring in a vSphere Environment

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Configuring datastore heartbeating

vSphere HA uses datastore heartbeating to check the liveliness of a host if it cannot be reached over the management network. This is enabled by default and cluster datastores are automatically chosen, this can also be user configured.

How to do it...

Log in to the vSphere Web Client with the relevant privileges. Navigate to the specific cluster | Configuration | vSphere Availability.
Click on Heartbeat Datastores shown in the following screenshot:

Click on Automatically select datastores accessible from the host.

How it works...

vCenter automatically chooses two heartbeat datastores per host (can have an overlap between hosts). When the host is network isolated or partitioned, the datastore acts as a witness to rule if the host has truly failed or is network impaired. This setting may seldom require to be changed, if there is datastore known to be more resilient then the user can override vCenter's choice and configure the heartbeat datastore manually. An even...