Cloud Migration Services and Strategy (2024)

FAQs

What are the 5 cloud migration strategies? ›

There are seven cloud migration strategies: rehosting, redeployment, repackaging, refactoring, repurchasing, retiring, and retaining. These were originally called the “5 Rs” by Gartner, and later expanded to “7 Rs”.

Phase 1: Prepare. Phase 2: Plan. Phase 3: Migrate. Phase 4: Operate and optimize.

The decision to migrate applications to the cloud is often accompanied by various considerations such as costs, efficiency, and modernization. To simplify the process and to make sure it's effective, it's useful to adhere to the "4 Rs" strategies: Re-host, Re-platform, Re-factor/Re-architect, and Replace.

Once the decision has been made that cloud is the best option to solve the business challenges you face (and it may not be), there are three phases of moving to the cloud: planning, mid-shift, and go-live.

What are the 6 Rs of cloud migration? Every cloud migration will be different, so each will need a clear migration strategy. The 6 Rs of cloud migration—re-host, re-platform, repurchase, retain, retire, and re-factor—can help you to determine clear paths for your migration.

A cloud migration strategy is the high-level plan an organization adopts to move existing on-premises and/or co-located application workloads and their associated data into the cloud.

The planning phase

After the review, do the following: Gather the inputs. Eliminate or re-evaluate tasks as necessary to meet your requirements. Modify other tasks to support at least 75 percent of the application workloads in your portfolio.

A transparent cloud migration roadmap helps avoid additional expenses, technical issues, and compliance challenges during cloud migration. More importantly, it ensures that businesses reach the goals they aim to achieve.

What is the first step of cloud migration? ›

Step 1: Choose the right cloud provider ( Assessment step)

The first step in migrating your model to the cloud is to choose a cloud provider that aligns with your needs, budget, and model requirement. consider the factors such as compliance, privacy, and security.

Refactoring / rearchitecting is the migration strategy that involves the highest costs, the biggest effort and also the most risk.

Companies need to build a unique cloud migration strategy based on their existing IT resources, daily workflow, customer support, and manufacturing requirements. Each business needs to build a cloud migration strategy that reflects where the company needs to grow in the future to accomplish core operational goals.

Furthermore, you can complete a cloud migration by switching from one cloud computing provider to another. This migration approach is called a cloud-to-cloud migration. For example, you can switch from Google Cloud Platform (GCP) to either Microsoft Azure Cloud Services or Amazon Web Services (AWS), and vice versa.

Migrating Applications to the Cloud: Rehost, Refactor, Revise, Rebuild, or Replace?

The migration process occurs in five phases: discovery, design, development, testing and refinement, and implementation.

There are different types of migration such as counter-urbanization, emigration, immigration, internal migration, international migration and rural-urban migration.