Application Migration Strategies
Explore six common application migration strategies used in cloud architecture including rehosting, replatforming, repurchasing, refactoring, retiring, and retaining. This lesson helps you understand when and how to apply each method to achieve cost savings, enhance scalability, and improve performance while transitioning applications to the cloud.
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There are six different migration strategies organizations use to migrate applications to the cloud. These strategies build upon the 5 R’s that Gartner outlined here in 2011.
The most common application migration strategies we see are:
Re-Hosting
We find that many early net-new development initiatives like startups build cloud-native applications, but in a large legacy migration scenario where the organization is looking to scale its migration quickly to meet a business case, we find that the majority of applications are rehosted. GE Oil & Gas found that, even without implementing any cloud optimizations, it could save roughly 30 percent of its costs by rehosting with a cloud provider. ...