SoftwareUCM – Disk Expansion – VMware Workstation

  • Updated on June 5, 2026

Introduction

The SoftwareUCM disk expansion is a crucial configuration for users needing to have more space for storage, the storage can be elated to store recorded video and audio calls, as well as storing troubleshooting and debugging files, the disk expansion upgrade process in this guide will be done on the VMware workstation.

VMware Workstation is a powerful desktop virtualization software that allows users to run multiple operating systems on a single machine. It’s primarily used for testing, development, and running virtual machines (VMs) for various purposes like software testing, network configuration, or learning. In disk expansion, VMware Workstation can allocate more disk space to a VM by expanding the virtual disk through its settings and using disk management tools within the guest OS.

In this guide, we will configure expanding the memory of the SoftwareUCM solution on the VMWare Workstation.

Disk Expansion Configuration

Increase Disk Size on VMware Workstation

On your VMware Workstation, please apply the following to expand disk space:

  • Right-click the SoftwareUCM Virtual machine, Click Power → Shut Down Guest, to shut down the virtual machine
Shut Down Virtual Machine
  • Once the shutdown is completed, Click on Hard Disk, as highlighted below:
Hard Disk Settings
  • Click on Expand.
Expand
  • Set the disk size you would like to configure, then click on Expand.
Disk successfully Expanded

Expand the Partition in The Virtual Machine

  1. Start the SoftwareUCM virtual machine.
Power on Virtual Machine
  1. Log in with the credentials of the user “support”
User Support Credentials
  1. In single-tenant mode, wait for the instance to be initialized, then select SoftwareUCM ManagementList SoftwareUCMs to view the instance status.
CLI menu for SoftwareUCM Management with many options; Status: running is highlighted in red (instance ucm1).
List SoftwareUCM Instances
  1. Select Maintenance → Disk Expansion to expand the partition. Ensure you are logged in as the “support” user.
Black terminal screen displaying a multi‑level text menu for SoftwareUCM Management, listing options like System Information, System Settings, Maintenance, API Configuration, and Exit, plus prompts to select disks and storage devices.
Disk Expansion
  1. Select the disk that requires expansion.
Terminal menu for selecting storage disks and expanding; shows disks sda (29.9GB) and sdb (19.9GB) and SoftwareUCI admin portal: https://172.16.138.163:8889.
Select Disk

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