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Oracle Cloud Migrations enables customers to migrate virtual machines to Oracle Cloud Infrastructure (OCI) Compute instances. It helps customers eliminate manual migration tasks and ultimately reduces errors in asset discovery and migration planning and execution.

Reviewed: 06.11.2024
Reviewed: 012.11.2025

# Table of Contents

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- [OCM Deployment Guide - Migrate VMs from an on-premises VMware environment to Oracle Cloud Compute VMs using Oracle Cloud Migrations service](https://docs.oracle.com/en/learn/ocm-migrate-on-prem-vm/)
- This tutorial provides step-by-step guidelines for configuring the Oracle Cloud Migrations service, to enable customers to migrate their virtual machines from an on-premises VMware environment to Oracle Cloud Compute VMs.
- [Preparing your Windows VMs for successful migrations](https://github.com/oracle-devrel/technology-engineering/tree/main/cloud-infrastructure/vmware-solutions/oracle-cloud-migrations/windows-migrations)
- [Preparing your Windows VMs for successful migrations](https://github.com/oracle-devrel/technology-engineering/tree/main/cloud-infrastructure/virtualization-solutions/oracle-cloud-migrations/windows-migrations)


## Videos
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# Reusable Assets

- [OCM Solution Definition Document](https://github.com/oracle-devrel/technology-engineering/tree/main/cloud-infrastructure/vmware-solutions/oracle-cloud-migrations/ocm-solution-definition-document)
- [OCM Solution Definition Document](https://github.com/oracle-devrel/technology-engineering/tree/main/cloud-infrastructure/virtualization-solutions/oracle-cloud-migrations/ocm-solution-definition-document)



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# Oracle Cloud Migrations - Workload Migration Solution Definition
This repository contains an in-depth guide for the migration of VMware workloads to OCI Compute VMs. It offers a high-level solution definition of the deployment architecture and migration process of workloads from a current VMware environment to OCI Compute. The document is aimed at capturing the current state architecture with requirements and provides a prospective state, potential project scope, and anticipated timelines for the migration.

Reviewed: 11.11.2024
Reviewed: 12.11.2025

# When to use this asset?
This document serves as an integral asset for individuals and organizations seeking to deploy re-platform their VMware workloads and migrate OCI Compute VMs.
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* A Compartment in the tenancy. This can be a new or existing compartment.

* Appropriate policy and permissions in place to manage Oracle Cloud Migrations and required components in the selected compartment.
* Run the prerequisites provided on the Cloud Migration Console page, this will:

* Please find details about required IAM Polices at: IAM and Oracle Cloud Migrations Policies. and On-prem vCenter roles and permissions.
* Creates tenancy and compartment specific policies
* Creates object storage bucket for replication
* Creates Namespaces for use by OCM
* Creates Vault for holding vCenter credentials

* Supported vSphere environment (6.5 and Above). Supported vSphere versions & Operating systems. Supported vSphere versions and Operating systems.

* Provide agent dependency, which is a 3rd party package required by remote agent appliance for it’s function. Oracle Cloud Migrations replication function running on the remote agent appliance depends on the appropriate VMware Virtual Disk Development Kit (VDDK) agent to perform the snapshot operations on the VMware VM disk. This can be downloaded from theVMware portal.
* Provide agent dependency, which is a 3rd party package required by remote agent appliance for it’s function. Oracle Cloud Migrations replication function running on the remote agent appliance depends on the appropriate VMware Virtual Disk Development Kit (VDDK) agent to perform the snapshot operations on the VMware VM disk. This can be downloaded from theVMware portal. At this moment OCM only supports the VDDK 7.0.2 version
For more information and download links for vSphere VDDK, see vSphere VDDK.

* Create a Private Object Storage bucket in the OCI tenancy, to store the source asset snapshots.

* Create a vault to store the credentials used by the Oracle Cloud Migrations Service.

* Object Storage Configuration: OCI Object Storage will be used to store the replicated VM data by Oracle Cloud Migrations service from on-premises environment.

Oracle Cloud migration service Being a SAAS offering is deployed at tenancy level within the OCI region.

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This is a guide on how to migrate source environments based on the Microsoft Windows operating system.

Reviewed: 11.11.2024
Reviewed: 12.11.2025

# When to use this asset?

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[You can download the Oracle VirtIO drivers for Windows for Oracle's e-delivery site](https://docs.oracle.com/en/operating-systems/oracle-linux/kvm-virtio/)

**IMPORTANT**: Use the new VirtIO 2.0.1 or 2.1.0 Drivers, as the previous version (2.0) will result in an inaccessible boot device error.
**IMPORTANT**: Use the new VirtIO 2.3 Drivers

### Replication issues with source instances running Microsoft Windows

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Licensed under the Universal Permissive License (UPL), Version 1.0.

See [LICENSE](https://github.com/oracle-devrel/technology-engineering/blob/main/LICENSE) for more details.
See [LICENSE](https://github.com/oracle-devrel/technology-engineering/blob/main/LICENSE) for more details.