Based on the information provided, here is a summary of the key points:

1. If you have a new contract with VMware, you can only use the subscription model, which costs more than the current license model.

2. You can either keep your existing VMware environment in Oracle Cloud and use it as-is, or you can migrate to cloud-native VMs for better performance and cost savings.

3. OCVS offers several advantages over traditional VMware environments, including lower costs, root access, and integration with Oracle DB.

4. Oracle provides a free OCM service to help you transition to a cloud-native environment.

In summary, if you have a new contract with VMware, it may be more cost-effective to keep your existing environment in Oracle Cloud and use the subscription model. However, if you are looking for better performance and cost savings, you can consider migrating to cloud-native VMs. Additionally, OCVS offers several advantages over traditional VMware environments, including lower costs, root access, and integration with Oracle DB. Finally, Oracle provides a free OCM service to help you transition to a cloud-native environment.