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There are many drawbacks to staying on OpenShift and Cloud Foundry, and many benefits to moving to new solutions like Kubernetes, Amazon Elastic Kubernetes Service (EKS), and Google Kubernetes Engine (GKE) – and here is what they are:

Drawbacks of OpenShift and Cloud Foundry

  • Vendor lock-in. When you use a PaaS solution, you are essentially locking yourself into that platform. This can be a problem if you decide that you want to switch to a different platform in the future.
  • Limited control. When you use a PaaS solution, you have less control over your applications and infrastructure. This can be a problem if you have specific requirements or if you need to be able to customize your applications.
  • Limited flexibility. PaaS solutions are often not as flexible as other solutions. This can be a problem if you need to be able to scale your applications quickly or if you need to be able to make changes to your applications on the fly.

Benefits of Kubernetes, EKS, and GKE

  • Greater flexibility. Kubernetes and other new solutions offer greater flexibility than PaaS solutions. This flexibility can be helpful if you need to scale your applications quickly or if you need to make changes to your applications on the fly.
  • Greater control. Kubernetes and other new solutions offer greater control than PaaS solutions. This control can be helpful if you have specific requirements or if you need to be able to customize your applications.
  • Greater scalability. Kubernetes and other new solutions offer greater scalability than PaaS solutions. This scalability can be helpful if you need to scale your applications quickly to meet changing demand.
  • Reduced costs. In some cases, migrating to a new solution can reduce costs. This is because you may no longer need to pay for a PaaS subscription.
  • Improved security. Kubernetes and other new solutions offer improved security than PaaS solutions. This improved security can be helpful if you need to protect your applications from security threats.

In addition, Kubernetes, EKS, and GKE are all open-source solutions. This means that they are free to use and that you have the flexibility to customize them to meet your specific needs.

First of all, before you consider migrating to the new solutions, consider:

  • Application compatibility. Make sure that your applications are compatible with Kubernetes. If your applications are not compatible, you may need to make changes to your applications before you can migrate them.
  • Infrastructure compatibility. Make sure that your infrastructure is compatible with Kubernetes. If your infrastructure is not compatible, you may need to make changes to your infrastructure before you can migrate your applications.
  • Skills and expertise. Make sure that you have the skills and expertise to manage Kubernetes. If you do not have the necessary skills, you may need to hire a consultant or a managed services provider to help you migrate your applications.
  • Cost. Consider the cost of migrating to Kubernetes, EKS, or GKE. The cost of migrating to Kubernetes will vary depending on the size and complexity of your applications.
  • Security. Make sure that you have a plan to secure your applications after you have migrated them to Kubernetes. Kubernetes provides a number of security features, but you will need to make sure that you configure these features correctly.
  1. Assess your current state. The first step is to assess your current state. This includes identifying the applications that you want to migrate, as well as their current architecture and dependencies. You should also assess your current infrastructure and how it will support the migrated applications.
  2. Develop a migration plan. Once you have assessed your current state, you can develop a migration plan. This plan should include the following:
    • The applications that you want to migrate
    • The architecture of the migrated applications
    • The infrastructure that will support the migrated applications
    • The timeline for the migration
    • The budget for the migration
  3. Migrate the applications. The next step is to migrate the applications to the new solution. This can be done manually or using automated tools.
  4. Test the migrated applications. Once the applications have been migrated, you should test them to ensure that they are working properly.
  5. Deploy the migrated applications. Once the applications have been tested and verified, you can deploy them to production.

Here are some more details about the new solutions that you can migrate to:

  • Kubernetes. Kubernetes is an open-source container orchestration platform that is becoming increasingly popular. Kubernetes offers a number of advantages over PaaS solutions, including greater flexibility, control, and scalability.
  • Amazon Elastic Kubernetes Service (EKS). Amazon Elastic Kubernetes Service (EKS) is a managed Kubernetes service that is offered by Amazon Web Services (AWS). EKS offers a number of advantages over self-managed Kubernetes, including ease of use, scalability, and security.
  • Google Kubernetes Engine (GKE). Google Kubernetes Engine (GKE) is a managed Kubernetes service that is offered by Google Cloud Platform. GKE offers a number of advantages over self-managed Kubernetes, including ease of use, scalability, and security.

Here are some of the benefits of migrating to the new solutions:

  • Greater flexibility. Kubernetes and other new solutions offer greater flexibility than PaaS solutions. This flexibility can be helpful if you need to scale your applications quickly or if you need to make changes to your applications on the fly.
  • Greater control. Kubernetes and other new solutions offer greater control than PaaS solutions. This control can be helpful if you have specific requirements or if you need to be able to customize your applications.
  • Greater scalability. Kubernetes and other new solutions offer greater scalability than PaaS solutions. This scalability can be helpful if you need to scale your applications quickly to meet changing demand.
  • Reduced costs. In some cases, migrating to a new solution can reduce costs. This is because you may no longer need to pay for a PaaS subscription.
  • Improved security. Kubernetes and other new solutions offer improved security than PaaS solutions. This improved security can be helpful if you need to protect your applications from security threats.

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