Error "The selected policy is not compliant with the current vSAN cluster" observed on applying policy to vSAN Performance service

Products

• VMware vSAN

Issue/Introduction

Symptoms:

• New 2-node vSAN cluster is deployed using Quickstart
  
  
• vSAN Storage policy is created with following parameters:

Site disaster tolerance - 'Host mirroring - 2 node cluster'
Failures to tolerate - '1 failure - RAID-1 (Mirroring)'

• Applying this policy to ' Performance Service' (under vSAN Cluster > Configure > Services > Performance Service > Edit), gives following error:

  'The selected policy is not compliant with the current vSAN cluster'

Environment

VMware vSAN 7.x

VMware vSAN 8.x

Cause

• Created vSAN policy is not correctly configured.
  
  
• 2-node cluster does not have enough nodes per site to use -  'Host mirroring' with FTT set to 1.

Resolution

1. Go to 'Policies and Profiles' in vSphere Client. 
   
   Select and change vSAN Storage policy to following (using Edit option):
   
   Site disaster tolerance - 'None - standard cluster'
Failures to tolerate - '1 failure - RAID-1 (Mirroring)'


2. Save the changes.
   
   
3. Navigate to (vSAN Cluster > Configure > Services > Performance Service)

• • Click on Edit.
  • Apply edited vSAN policy.