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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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Creating VMs to host affinity rules

In this recipe, the objective is to restrict the VMs to run on specific groups of hosts.

Getting ready

A prerequisite to setting an affinity is creating the DRS groups for the respective VMs and hosts.

How to do it...

Select a cluster, and navigate to Configure | VM/Host Rules. Provide a name for the rule and ensure it's enabled.
Choose the affinity Type—Virtual Machines to Hosts. Choose a VM group from the available groups.

Choose the rule from the drop-down menu—Should run on hosts in group. Choose the Host Group where the VMs ought to have the affinity, the setting should reflect the following screenshot:

How it works...

The following rules are available for the VM-host affinity rules:

Must run on hosts in a group
Must not run on hosts in a group
Should run on hosts in a group
Should not run on hosts in a group

The key difference is that for a must rule, it is mandatory to adhere to it, immaterial of the availability situation in the cluster. For instance, if...