As part of the What-If Analysis function, Migrate is the form you use to fill in the details of your what-if scenario. You choose where to migrate the workload, then select the region.

Where You Find Migration Planning

At the What-If Analysis screen, click Plan Migration in the Migration Planning: VMware Cloud tile.

When you run a scenario for What If: Migration for VMware Cloud, vRealize Operations might suggest the right cloud Instance suitable for the Workload Configuration selected by you. vRealize Operations also calculates the cost for that VMware Cloud's instance and displays the same.

Table 1. Migrate Options
Option Description
SCENARIO NAME Name of your scenario
SELECT CLOUDS Where do you want to migrate the workload?


  • VMware Cloud on AWS
  • Azure VMware Solution (AVS)
  • Google Cloud VMware Engine (GCVE)
Note: You can now select regions for VMware Cloud on AWS, AVS, and GCVE .
CLUSTER SETTINGS Specify the following cluster details:
  • Enter the Instance Type.
  • Enter the Slack Space in percentage.
  • Enter the Steady state CPU headroom in percentage.
APPLICATION PROFILE/Configure Using the Application Profile you can configure the virtual compute resources, like vCPU, memory, and storage.
Select Your Workload:
  • CPU
  • Memory
  • Disk Space
With the Configure radio button selected, you can size your migrating workload by defining values for vCPU, memory, and storage.
Expected Utilization Specify the expected utilization or Click ADVANCED CONFIGURATION and specify the values for the following:
  • CPU
  • Memory
  • Disk Space
  • Disk Space Provisioning - Select either Thin or Thick.
Annual Projected Growth Specify the annual growth rate so that the system adjust the scenario calculations or click ADVANCED CONFIGURATION and specify the values for the following:
  • CPU
  • Memory
  • Disk Space
Number of VMs (OPTIONAL) You can optionally choose how many VMs to spread the workload across.
Additional vSAN configuration Select Account for Swap Space to reserve swap space for any unreserved virtual machine memory.
  • Select the Host failures to tolerate value from the drop-down list.
  • Select the Fault Tolerance Method, the options are RAID -1 and RAID-5.
  • Select the Dedup value from the drop down list.
APPLICATION PROFILE/Import from existing VM Displays the Select VMs button. When selected, displays the Select VMs workspace, where you can choose one or more existing VMs to use as templates for your workload. You can filter VMs by name, tags, vCenter Server, or custom group.

Once you have made your selections, you return to this screen to enter the quantity of each chosen VM you want to incorporate as templates into your workload.

RUN SCENARIO Click to run the scenario. The system calculates whether it fits into the location you chose.
SAVE SAVE the scenario.
CANCEL CANCEL the scenario.

VMware Cloud on AWS Assessment - Results

The scenario results are displayed when you run the scenario. You can view the recommendation which provides details about the number of hosts required for the VMware Cloud. You can also view the Total Cost associated with the recommended VMware Cloud for 3 years subscription and the Total Capacity Usage details for CPU, memory and disk space.

For VMware Cloud on AWS Assessment, you can edit the following options.
  • Edit Configuration - you can edit the change in Reserved Capacity CPU, Reserved Capacity Memory, Fault Tolerance, and RAID Level values and save the values to the original configuration.
  • Change Plan - you can use the Choose Plan option to change your subscription plan, the available options are one-year plan, three-year plan, or Pay-As-You-Go.
  • Edit Discount - you can use the edit discount option to specify the discount value, the total cost for the subscription is equal to the actual utilization cost minus the discount percentage.