The AWS Partner Competency Program has validated that the partners below have demonstrated that they can help enterprise customers migrate applications and legacy infrastructure to AWS. If you have VMware Cloud Foundation based environments, VMware Cloud on AWSallows you to quickly relocate hundreds of applications virtualized on vSphere to AWS in just days, while maintaining consistent operations with your on-premises environments. RepurchasingMoving to a different product. might want to postpone migrating the application until the next technical refresh because Replatforming is halfway between Rehosting and Refactoring. applications to Linux. application because it requires a detailed assessment and plan prior to migration. AWS Service Catalog allows you to centrally manage commonly deployed IT services, and it helps you achieve consistent governance and meet your compliance requirements, while letting users to quickly deploy only the approved IT services they need. The following are common use cases for the retire strategy: There is no business value in retaining the application or moving it to cloud. Click here to return to Amazon Web Services homepage, AWS Application Migration Service (AWS MGN). Before you start to migrate first few applications, Landing Zone solution helps set-up your initial security baseline for your core accounts and resources. making any code changes. << /Length 5 0 R /Filter /FlateDecode >> << /Length 8 0 R /Filter /FlateDecode /Type /XObject /Subtype /Form /FormType 6 Strategies for Migrating Applications to AWS Cloud The following are common use cases for the replatform migration strategy: You want to save time and reduce cost by moving to a fully managed service or stream xedqE+j(p4M 5^kGjE8%??/q?c~N When you just need to generate right-sized EC2 instance recommendations for running on-premises workloads in AWS, use Migration Hub. As you iterate and migrate more applications, you will be able to drive repeatability and predictability in processes and procedures, and find that the migration process accelerates. If you've got a moment, please tell us what we did right so we can do more of it. Replacing a custom application You can avoid retained on premises. Not every decision in a migration can be automated, but our tools help you make easier and better decisions. optimizations that could save you time or money. You can reduce costs by using AWS Without a clear understanding of the scope of the migration, you're likely to underestimate your migration budget and timeline. You might choose retain an application until the SaaS version is released by the 6 Strategies for Migrating Applications to the Cloud | AWS Cloud Applications that are recently upgraded You If you've got a moment, please tell us what we did right so we can do more of it. The following are common use cases for the refactor migration strategy: The legacy mainframe application can no longer address the demand of the business due Perform any necessary refactoring. transition. VMware Cloud on AWS (VMC) allows you to quickly relocate hundreds of applications virtualized on vSphere to the AWS Cloud in just days and to maintain consistent operations with your VMware Cloud Foundation-based environments. environment or applications that you are not ready to migrate. Graviton Processors, custom-built processors developed by AWS. Please refer to your browser's Help pages for instructions. Applications that cannot be migrated for some reasons. Repurchasing helps teams retire legacy systems and move to a consumption-based, SaaS subscription model that ties IT costs to generated revenue. 3. Note: Migration is the thirdof four Stages of Adoption Im writing about in the Journey to Cloud-First series. To do a Replatform, you need a bit more than a Rehost across all the three vectors of budget, tools and timeline. Do I qualify? 5. AWS Marketplace is a curated digital catalog that helps you reduce costs by not over-purchasing with an in-perpetuity license. Cloud vendors offer well-documented and reliable backup solutions you can use for safe and convenient backups. Will end-users be able to access the product or system faster with a geographically distributed content delivery network (CDN)? Once you've reshaped one, you can leverage this across a wide range and make significant efficiencies in migration effort and effectiveness in cloud migration as you go. By redesigning the application We're sorry we let you down. %PDF-1.3 Teach your staff how to work with cloud applications. taking full advantage of cloud-native features to improve agility, performance, and While each phase is a common component of a successful migration, they are not discrete phases, but an iterative process. After rehosting or replatforming your application to AWS, Migration Hub Refactor Spaces can help you eliminate the undifferentiated work of building and operating AWS infrastructure for incremental refactoring. the AWS Cloud. Large migrations to the cloud Amazon Web Services (AWS) Prescriptive Guidance provides time-tested strategies, guides, and patterns to help accelerate your cloud migration, modernization, and optimization projects. No matter the use case, we have a data transfer method that fits your needs. Transferring applications to the cloud modernizing certain parts. When it comes to SaaS, the majority of data losses happens because of human error. phase of the migration process Portfolio Discovery and Planning. Moving from perpetual licenses to SaaS vendors. Replatforming is an application migration strategy for transitioning an existing app from a legacy platform to a modern cloud platform to leverage the benefits of a cloud deployment model. You might choose to migrate Set up access levels for your team to make sure the right people get the right files to work with. Avoid exotic changes unless its a niche opportunity or unavoidable. Not having the requisite AWS skills is one of the leading risks of Repatforming: replacing known self-managed components with poorly understood AWS equivalents. Migration to Amazon RDS service or EC2 instance. for the cloud, you can increase the test coverage and integrate automated testing Assess Mobilize Migrate and Modernize Assess to retire some applications that have an average CPU and memory usage between 5 and As this strategy doesnt require significant changes in the configuration and architecture of workloads, its not necessary to retrain staff or invest in upgraded hardware, thereby reducing operating expenses. Thanks for letting us know we're doing a good job! You can use AWS DMS to continuously replicate your data with high availability and consolidate databases into a petabyte-scale data warehouse by streaming data to Amazon Redshift and Amazon S3. All Rights Reserved. You can use this decision tree in the 3. The relocate strategy doesnt require that you purchase new hardware, rewrite App2Container migration tool. AWS Database Migration Service (DMS) can migrate your data to and from most widely used commercial and open-source databases. Migration of SQL Server Apps with AWS Migration Hub Orchestrator 6. Weve found that as much as 10% (Ive seen 20%) of an enterprise IT portfolio is no longer useful, and can simply be turned off. For more information, see Best practices for assessing applications to be retired during a migration to the AWS Cloud. This is driven by strong business demand to scale, accelerate product and feature to the AWS Cloud. migrate and operate your workload in the cloud because it does not impact the overall 4. The following are common use cases for the retain strategy: Security and compliance You might want to To do Replatforming you need to know more about the cloud and more about the application than when Replatforming: you need to know more aboutwhat's inside the virtual machine. Using this migration strategy, you move the For example, you This is the most complex of the migration strategies, and it can be application to the cloud, and you introduce some level of optimization in order to operate the Most apps are three-tier web, app, database with load balancers and firewalls and caching and things like that. Apply automated migration tools where its possible and appropriate after finishing with backups. Refactor is not recommended for large migrations because it involves modernizing the application Keep in mind that cloud migration won't free your IT specialists from working with environments and deployments. Compliance with the basic checklist and experienced professionals on your side will ensure a smooth transition. Here are my two cents on that. AWS DMS: Migrating On-Premise/EC2 Databases to RDS Made Simple 4 0 obj CloudEndure Migration, AWS VM Import/Export), although some customers prefer to do this manually as they learn how to apply their legacy systems to the new cloud platform. Replatform (Lift, Tinker & Shift) when organizations have outdated structures to move into IaaS cloud platforms. Dependencies between applications are another crucial point to consider in the very beginning. Maybe youre still riding out some depreciation, arent ready to prioritize an application that was recently upgraded, or are otherwise not inclined to migrate some applications. All leading cloud providers have flexible and automated data backups. Plans to migrate to software as a service (SaaS) When an application is Replatformed into the cloud, it is modestly shaped to be more cloud-compatible but not completely cloud-native --- half-way between Rehost and Refactor. Selecting migration strategies is critical to a large migration. Enterprises typically begin to contemplate how to migrate an application during the second phase of the Migration ProcessPortfolio Discovery and Planning. PDF Migrating to AWS: Best Practices and Strategies You may opt-out by. With AWS Management and Governance services, customers dont have to choose between innovation and controlthey can have both. However, there are infrastructure-as-code (IaC) tools that can assist with it. 2 0 obj operating system. Application Migration Strategies: Rehost vs Replatform vs Refactor While each of these posts stands on its own, I believe they go better together. Know Your Estate The first step of your migration process involves developing a workload inventory that includes all the virtual machines and servers to be considered for migration. scalability. These strategies build upon the 5 Rs that Gartner outlined here in 2011. The 7 Rs dene migration approaches in terms of time and cost to migrate. Get personalized insights into your specific migration needs, Get instant access to AWS Application Migration Service to migrate applications, Save time and costs by migrating your databases quickly and securely to AWS, Migrate workloads using AWS Application Migration Service. applications, Moving from a traditional license to SaaS, Version upgrades or third-party equivalents, End-of-Support Migration Program (EMP) for Windows Server, AWS After a minimal cutover window, your migrated servers run natively on AWS. "zX The applications source code and core architecture remain unchanged, keeping legacy applications operational while ensuring cloud-based compliance and security. 2. This pattern tends to be the most expensive, but, if you have a good product-market fit, it can also be the most beneficial. Here you might make a few cloud (or other) optimizations in order to achieve some tangible benefit, but you arent otherwise changing the core architecture of the application. Migrating strategies are typically chosen based on the varying complexities of workloads, costs incurred, and the level of disruption they may cause to an existing setup. https://www.linkedin.com/profile/view?id=4575032, Click here to return to Amazon Web Services homepage, A Process for Mass Migrations to the Cloud, An E-Book of Cloud Best Practices for Your Enterprise. Replatform. licensing issues. When data is stored on-premise and some problems occur, you can always ask your IT staff to load the data from backup drives and reload it into an application. your business goals and your target platform. Rehost Rehost commonly mentioned as lift and shift, maybe a direct migration where you're trying to select up and move your applications or environments directly into the cloud while trying to form a couple of changes as possible. High risk You might decide to retain an need to extract some tables (such as customer information, patient, or patient diagnosis Migration Factory Solution. During relocation, the application continues Get started by engaging with Migration Evaluator, which provides a total cost of ownership (TCO) projection for AWS based on your actual utilization of resources and our years of helping customers optimize their compute, storage, database, networking, and software licenses on AWS. 2023, Amazon Web Services, Inc. or its affiliates. If I think about the universe of applications to migrate on a spectrum of complexity, Id put a virtualized, service-oriented architecture on the low-complexity end of the spectrum, and a monolithic mainframe at the high-complexity end of the spectrum. x+TT(T0P043W034R01P(JUWSw5TpW o The six strategies are Rehost, Replatform, Repurchase, Refactor, Retire and Retain also referred to as The 6 R's. 1. Replatform. Establishing KPIs that go along with your business goals is the right way to understand if everything works fine or not well enough. AWS Managed Services automates common activities, such as change requests, monitoring, patch management, security, and backup services, and provides full-lifecycle services to provision, run, and support your infrastructure.