Mid-Sized Enterprise Seamlessly Migrates Complex Legacy Systems to AWS
Customer Profile
Size: Mid-Size Enterprise
Customer: Mphasis
The Challenge – Legacy infrastructure with aging systems and complex dependencies
The client’s on-premises environment was burdened with outdated Windows Server versions nearing end-of-support, posing significant security risks and limiting the ability to adopt modern technologies. Additionally, the diverse mix of operating systems, databases, and applications presented a considerable migration challenge. Ensuring minimal disruption to business operations during the transition was critical.
- Aging Infrastructure: Outdated Windows Server versions nearing end-of-support.
- Complex Dependencies: A heterogeneous environment with 196 Windows servers and 5 Linux instances.
- Database Migration: 37 database instances (32 MSSQL and 5 MySQL) required meticulous planning.
- Business Continuity: Migration of all production-level workloads with minimal downtime was essential.
The Solution – Comprehensive rehosting and replatforming strategy for a seamless AWS migration
Matilda Discovery and Migrate played crucial roles in addressing the company’s challenges. The tools mapped the complex infrastructure and assessed each component to determine the optimal migration path. This approach ensured data integrity and minimized downtime, ultimately resulting in a modernized and secure IT environment.
- In-Depth Discovery: Mapped 196 Windows and 5 Linux instances along with 37 databases, identifying interdependencies.
- Strategic Assessment: Determined the best migration paths, with 148 instances rehosted and 43 replatformed.
- Precision Migration: Ensured data integrity and minimized downtime during the transition.
- Continuous Optimization: Post-migration monitoring provided ongoing optimization, cost management, and performance enhancement.
Results
- Minimized Downtime: Ensured business continuity with minimal disruption to production workloads.
- Modernized Infrastructure: Eliminated outdated Windows Server versions and optimized database management with AWS RDS.
- Enhanced Security & Resilience: Mitigated security risks and improved disaster recovery capabilities.
- Foundation for Innovation: Enabled adoption of new technologies and accelerated innovation on a scalable and agile AWS platform.
- Cost Savings: Reduced annual IT costs by over 60% through right-sizing and eliminating on-premises hardware expenses.