"Memory hot plug is not supported for this virtual machine" error during live resize

Products

• VMware Integrated OpenStack

Issue/Introduction

• Not able to do a Instance Live Resize procedure described in the Documentation:
• In nova-compute log you see messages like this:

Setting instance back to active after: Instance rollback performed due to: Resize error: Unable to live resize: Memory hot plug is not supported for this virtual machine.

Environment

7.x

Cause

Property vmware_ostype is not set when creating the image.
This property specifies the operating system of the image.

Resolution

To upload image for live resize  use  the flag --property vmware_ostype="operating-system"

Example:
openstack image create –disk-format vmdk –container-format ova –property vmware_ostype=”ubuntu64Guest”  –property os_live_resize=vcpu,memory,disk –-property img_linked_clone=false –file ./xenial-server-cloudimg-amd64.ova <some name>