minimizes disruption and downtime. 7 0 obj Migration Hub allows you to choose the AWS and partner migration tools that best fit your needs, while providing visibility into the status of migrations across your portfolio of applications. [2021] Rehosting and Digital Transformation: Meaning and Benefits | Proxet Using this knowledge, organizations can outline a plan (which should be considered subject to change as they progress through their migration and learn) on how theyll approach migrating each of the applications in their portfolio and in what order. Transferring applications to the cloud modernizing certain parts. Typically, the application vendor helps you with these activities for a smooth idle applications in your source environment. 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. In this situation, you need to refactor your << /Length 8 0 R /Filter /FlateDecode /Type /XObject /Subtype /Form /FormType transfer servers in bulk from VMware software-defined data center (SSDC) to VMware Cloud on With this strategy, an enterprise can migrate a collection of servers from an on-premises platform, such as Kubernetes or VMware, to the AWS cloud version of the same platform (such as the AWS Elastic Kubernetes Service). 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. The first stage is Project, The second stage isFoundation. AfterMigration comesReinvention. This series follows the best practices Ive outlined in An E-Book of Cloud Best Practices for Your Enterprise. 1 /BBox [0 167 612 625] /Resources 9 0 R /Group << /S /Transparency /CS /DeviceCMYK A large media company we work with migrated hundreds of web servers it ran on-premises to AWS, and, in the process, it moved from WebLogic (a Java application container that requires an expensive license) to Apache Tomcat, an open-source equivalent. Automate backups. Start by auditing your digital assets to identify the scope: Identify what apps no longer bring value. 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. 3. 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. Cloud migration is no different. business value for migrating some applications to the cloud, such as those with only a few Our Migration Partner Solutions, such as RISC Networks, Cloudamize, ATADATA Deloitte, and Turbonomic, also provide deep discovery and planning tools. Choose a migration strategy. When you just need to generate right-sized EC2 instance recommendations for running on-premises workloads in AWS, use Migration Hub. With support for Secure File Transfer Protocol (SFTP), File Transfer Protocol over SSL (FTPS), and File Transfer Protocol (FTP), the AWS Transfer Family helps you seamlessly migrate your file transfer workflows to AWS by integrating with existing authentication systems, and providing DNS routing with Amazon Route 53 so nothing changes for your customers and partners, or their applications. In such instances, business-critical workloads that operate on inefficient legacy frameworks are retired as the first step towards the adoption of modern, cloud-native deployments. You might have selected While rearchitecting applications for service-oriented architecture may turn out to be costly during the migration phase, a well-planned resulting frameworks operating costs are substantially lower than operating the legacy framework. Relocating minimizes downtime and disruption since clients remain seamlessly connected during the migration process. Enterprise, Standard, Web, Express, and Developer editions. One critical aspect of developing your migration strategy is to collect application portfolio data and rationalize applications using the seven common migration strategies: relocate, rehost, replatform, refactor, repurchase, retire, or retain. AWS, or you can transfer an Amazon Relational Database Service (Amazon RDS) DB instance to another VPC or AWS account. Migrating to AWS Method 3 - Replatforming, aka Lift-and-Shape Most reports single out three prominent leaders: Amazon Web Services (32% market share), Microsoft Azure (18.6% market share), and Google Cloud Platform (8.5% market share). operating system (OS) version or components that are no longer supported. Test the deployed application. Not having the requisite AWS skills is one of the leading risks of Repatforming: replacing known self-managed components with poorly understood AWS equivalents. For example, you migrate your application stack from on-premises Using higher-order services means less management cost, higher availability, costs that match consumption instead of peak load. Using this strategy, you might make a few or many changes to the application, depending on migration strategies in the mobilize phase or during the initial portfolio assessment. These capabilities help your upgrading and testing process. ?fQRb!8$)8&BE6q[Z@&sU9/.2LifXQOf2C#R$P=6NGGf{IvvEs\9aW. Gc*^kj(`>kw.c=Nu9d6TT"R8,u[0-;{&S4{wL}km7[=}:C01}AT{\|q:YY>]G6c3;=iTiAn92U^iK)]8\\F7eB }2vYd;eV4cSwC~ce3ylw QE2c9m[ yV=/t&@,mN=rnsKnQ'h h6CyB5mKMk@:Varf4Pdsn$ek`6x@5P*{y'='yx%=H9F]h.}G.c5l UNW|0&Vd">"C^`sxh'V|L;R`21#{:6/:QZt%ANp-Z> qkcjLV EER)`Is17ix}hXv]bU{$ZX}H7G!&*jr6&FR 4?hg/mHut7 {3l/,yNy@_L``Wsu"7?SJ0#n1c "W2xvlO[`/l;2'=YSMRb7 mN~uC D7s. Active Directory, to centralize authentication, Configuring networking to help secure communication between the purchased application, Assess Mobilize Migrate and Modernize Assess AWS MGN automatically converts your source servers to run natively on AWS, and simplifies your migration by letting you use the same automated process for a wide range of applications. Relocate is the quickest way to Registered Company No. Most rehosting can be automated with tools (e.g. In all of these cases, Migration Hub can help with your cloud transformation journey. This is when they determine whats in their environment, what are the interdependencies, whats going to be easy to migrate and whats going to be hard to migrate, and how theyll migrate each application. >> << /Length 5 0 R /Filter /FlateDecode >> Suitable for applications running on VMware servers and local Kubernetes distributions, For organizations looking to expedite cloud migration at a fraction of the cost, while looking to eventually add further changes, For organizations considering a move to AWS cloud but are concerned about the risks involved in comprehensive migration of legacy apps in one go, Organizations looking to leverage cloud-native capabilities without having to design systems from scratch. Refactoring / Re-architectingRe-imagining how the application is architected and developed, typically using cloud-native features. You can port your .NET Framework applications to .NET Core, which can Migrate on-premises Java applications to AWS using AWS App2Container. The strategy also saves time and migration costs since enterprises can modernize workloads without rewriting application code. you move your applications from your source environment to the AWS Cloud without making any It should reduce accidental data losses. 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. requirements. AWS Migration Hub provides a single location to track the progress of application migrations across multiple AWS and partner solutions. Migrating to the cloud requires a clear understanding of applications used in the company. The replatform migration strategy increases the flexibility, agility, and resilience of workloads while enabling cloud-native capabilities such as automation. Implies that you simply clone your servers and move them to the Infrastructure as a Service (IaaS) of a chosen cloud provider. The strategy also employs limited scaling, making migration costs more predictable. architecture of your 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. Perform any necessary refactoring. Migrate an Oracle database to Amazon RDS for Oracle by using Oracle GoldenGate flat file adapters. Even if a small part of the application is optimized for the cloud, it can lead to significant benefits. Refactor is not recommended for large migrations because it involves modernizing the application 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 AWS Database Migration Service (DMS) can migrate your data to and from most widely used commercial and open-source databases. Choose to Create a task. 44 We've also found that applications are easier to optimize/re-architect once they're already running in the cloud. The complexity of migrating existing applications varies, depending on the architecture and existing licensing arrangements. Choosing to refactor your application and migrate to a cloud-native database such as . What Is Replatforming? How Replatforming Works (w/ Examples) A good AWS engineer will know how to replace common application components with AWS services. A migration strategy is the approach used to migrate a workload into your business goals and your target platform. re-architect when they are already running in cloud because it is easier to integrate to AWS 6 0 obj 1. ReplatformingI sometimes call this lift-tinker-and-shift.. These services enable you to access the storage and compute power of the AWS Cloud locally and cost effectively to be able to effectively transfer data and accelerate your migration. AWS offers cloud migration services across all regions where Amazon EC2 instances are available. AWS DMS supports homogeneous migrations such as Oracle to Oracle, as well as heterogeneous migrations between different database platforms, such as Oracle or Microsoft SQL Server to Amazon Aurora. You can find, buy, deploy, and manage over 7,000 third-party software listings and services from more than 1,500 unique independent software vendors to build solutions for your business. To use the Amazon Web Services Documentation, Javascript must be enabled. Supported browsers are Chrome, Firefox, Edge, and Safari. 1. You can use the utilization and performance data from your endobj Conduct staff training. example, you might replatform a Microsoft SQL Server database to Amazon RDS for SQL Server. Once done, start examining what cloud providers are out there on the market and which one is right for you. The AWS Snow Family, comprised of AWS Snowcone, AWS Snowball, and AWS Snowmobile, offers a number of physical devices and capacity points, most with built-in computing capabilities. The following are common use cases for the repurchase migration strategy: Moving from a traditional license to SaaS This With your data in Amazon S3, you can use it with AWS services for processing, analytics, machine learning, and archiving. Part 1 A Practical Guide to Understanding the 6Rs for Migrating to AWS, Part 2 Migrating to AWS Method 1 Repurchasing, aka Drop-and-Shop, Part 3 Migrating to AWS Method 2 Rehosting, aka Lift-and-Shift, Part 5 Migrating to AWS Method 4 Refactoring, aka Cloud Native. When migrating from one database source or version to a new platform or software version, AWS Database Migration Service (DMS)keeps the source database fully operational during the migration, minimizing downtime to applications that rely on it. Partly because your organization will have developed better skills to do so, and partly because the hard partmigrating the application, data, and traffichas already been done. Using this migration strategy, you move the You might also choose Will the operational load on system maintenance go down after migration? By redesigning the application AWS Migration Hub is the one destination for cloud migration and modernization, giving you the tools you need to accelerate and simplify your journey with AWS. 5 0 obj are a few services provided by AWS to rebuild parts of the applications. All these approaches offer different benefits, suit specific use cases, and have varying levels of migration complexities. Choose a single cloud or go multi-cloud. might want to retire applications that have an average CPU and memory usage below Avoid exotic changes unless its a niche opportunity or unavoidable. It is possible to manually Replatform an application to AWS but the best method is to use an application modelling technique that can describe the application as code, making adjustments transparent and testable to increase speed while reducing risk and effort. AWS can help you develop this business case using the AWS Cloud Economics Center, a proven methodology based on hundreds of customer engagements that delivers a compelling, Board-level business case and justification prior to embarking on a large-scale migration. The repurchase option also simplifies and expedites migration while reducing downtime and enhancing scalability and efficient regulatory governance. 2. For security and compliance reasons, when moving a database to the cloud, you might 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. Enterprises typically decide to retain a workload if it relies on another application that needs to be migrated first or when theres no immediate business value in migrating the application to the cloud. 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. Its typically measured by downtime hours per year. It can lead to Refactoring of application components to exploit more cloud services, but often Replatforming specialists are not programmers so this is as cloud-native as they get. Our comprehensive portfolio of AWS migration tools and our mature third-party migration tooling ecosystem provides automation and intelligent recommendations based on AWS machine learning to simplify and accelerate each step of the three-phase migration process. A strong migration plan starts with a deeper understanding of the interdependencies between applications, and evaluates migration strategies to meet your business case objectives. Often considered the most complex AWS migration option, refactoring involves re-architecting workloads to support AWS cloud-native capabilities from the ground up. We're sorry we let you down. If you've got a moment, please tell us how we can make the documentation better. There are many tools designed to make migration more straightforward and do most of the hard work. IBM AS/400 and Oracle Solaris. Create a data-access policy. 4 0 obj 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. Javascript is disabled or is unavailable in your browser. phase of the migration process Portfolio Discovery and Planning. during the migration. Dependencies You might decide to retain an 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. It optimizes data transfers to AWS by compressing data and sending only changed data, and provides low-latency performance by caching frequently accessed data on premises. releases, and to reduce costs. Stephen authored Ahead in the Cloud so customers might benefit from many of the best practices Stephen observed working with customers in this role. Those providers offer all cloud models you might need and have convenient cost calculators to estimate the price of their services. Replatforming is a process of migrating a company's assets to the cloud while changing or optimizing a certain portion of the application. Learn more about the AWS Innovate Online Conference at - https://amzn.to/2NkhnJy.Migrating your traditional software to the cloud may seem easy at first, but. These gateways address use cases such as moving backups to the cloud, using on-premises file shares backed by cloud storage, and providing low-latency access to data in AWS for on-premises applications. TechShift: Migrating and Replatforming Your Software on AWS (Level 200) This strategy is used when terminating or downsizing applications that are no longer useful in production. The 7 AWS Strategies for Migrating to the Cloud (Image Source). f_o>=~zN"?7>??O=~z||B2_QrQ??|[s||_qo? Expertise from Forbes Councils members, operated under license. A lot of this effort can be automated using the AWS Server Migration Service. Cloud vendors offer well-documented and reliable backup solutions you can use for safe and convenient backups. Choose a migration strategy - AWS Prescriptive Guidance 2. It gives some immediate and modest cloud benefits without too much change and risk. At the start of your journey, you assess your organizations current readiness for operating in the cloud. You can use AWS Application Migration Service (MGN) to quickly lift and shift (rehost) a large number of servers from physical, virtual, or cloud infrastructure to AWS. environment or applications that you are not ready to migrate. With the cloud, you don't have such an option. High risk You might decide to retain an replacing your existing on-premises application with the vendors latest version or The replatform strategy keeps your legacy application running without compromising ?~;{Xsr/zzn_m}n}n}kZu8[yb?o^c [P}a b3ctGNTP|>pl/K{i=i\o.kT.G Replatform. Refactor. Prioritize migration components. Time to set up and prepare the target AWS account ready for Replatforming. licensing issues. 20percent over a period of 90days, known as idle AWS Prescriptive Guidance There are a plethora of reports, like this one from Gartner, that can help you decide. The following are common use cases for the retire strategy: There is no business value in retaining the application or moving it to cloud. Replatform. endobj Perhaps youre making the case for cloud within your organization, or creating a data-driven inventory of existing IT assets. Also, suitable for applications that need refactoring due to changing regulatory compliance or threat landscape. Migration Evaluator helps you build a clear business case to accelerate your migration planning. run on a Linux operating system. DataSync uses an on-premises agent to connect to an NFS file system and migrate file data rapidly up to 10 times faster than open-source copy tools -- without the burden of writing and managing scripts. That is, you need to know more about the application, but you don't need to be a programmer necessarily. Will migration make the product more accessible for end-users? What is Application Migration? | IBM Do I qualify? 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. applications, Moving from a traditional license to SaaS, Version upgrades or third-party equivalents, End-of-Support Migration Program (EMP) for Windows Server, AWS AWS MGN keeps your source servers up to date on AWS using continuous, block-level data replication. Access speed. Here are the strategies you can use for application migration. Selecting migration strategies is critical to a large migration. The configuration is duplicated/improved on a replacement cloud service such as replacing Nginx in a VM with AWS Elastic Load Balancer. For AWS Lambda, Amazon Cognito, Amazon MQ, AWS Glue, Amazon QuickSight, etc. Initially, there were six migration strategies that existed, however, AWS has included Relocate as a new seventh migration strategy that focuses on frameworks involving on-prem containers and VMware in the cloud. This post outlines 6 different migration strategies we see customers implement to migrate applications to the cloud. Prior to joining AWS, Stephen was the CIO of Dow Jones, where he introduced modern software development methodologies and reduced costs while implementing a cloud-first strategy. The 7 Rs dene migration approaches in terms of time and cost to migrate. With AWS Management and Governance services, customers dont have to choose between innovation and controlthey can have both. Replatform. Bring Your Own (for EC2) and License included (EC2 and RDS). I suggest starting with something on the low-complexity end of the spectrum for the obvious reason that it will be easier to completewhich will give you some immediate positive reinforcement or quick wins as you learn. the AWS Cloud. These transformational changes accelerated product development cycles and increased productivity across all lines of business, including The Wall Street Journal, MarketWatch.com, Dow Jones Newswires, and Factiva. Scalability. Application Migration Strategies: Rehost vs Replatform vs Refactor
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