Modernizing a Database Solution with Elastic Kubernetes Service (EKS)
Background
Let’s delve into the fascinating world of a renowned database software company specializing in MySQL High Availability, Disaster Recovery & Geo-distributed Clusters. As the industry and their clients embraced containerization through Docker and Elastic Kubernetes Service, the company realized the need to transform their solution to run on Kubernetes clusters.
Their goal was to meet the growing demand for containerized solutions and leverage the power of Elastic Kubernetes Service (AWS EKS).
Challenge
Challenge: The existing database solution was built on Java programming and relied on a multi-nodes, multi-AZ geo-distributed cluster to ensure high resiliency, availability, and disaster recovery for MySQL databases. The challenge was to replicate this complex architecture in a containerized environment.
The team needed to run the MySQL database on the EKS cluster, ensuring data and application metadata persistence, even after container restarts. Additionally, the server-based components responsible for MySQL replication needed to be transformed into microservices.
Proposed Solution – Elastic Kubernetes Service
To tackle the challenge, the team deployed the MySQL database as a StatefulSet in the EKS cluster. StatefulSets provide a way to retain application data and metadata, ensuring the database’s resilience. Unique MySQL node names were assigned to maintain consistency during cluster rejoining.
The team also meticulously created microservices to handle MySQL replication and internal communication. Configuration adjustments were made to adapt these server-based components for the EKS cluster. Finally, Docker containers were created for each component and seamlessly run on the EKS Cluster.
Final Solution
By embracing the proposed solution, the company not only satisfied their worried customers but also unlocked numerous benefits associated with modern application architecture. The primary keyword, Elastic Kubernetes Service (EKS), played a pivotal role in this transformation.
Results – Elastic Kubernetes Service
The results of this application modernization endeavor were remarkable:
- Increased Efficiency: The modernized application architecture enhanced operational efficiency by streamlining processes and introducing new features.
- Improved User Experience: Users enjoyed a more intuitive and user-friendly interface, enhancing their overall experience.
- Increased Flexibility: The application became more adaptable to changing needs and requirements.
- Improved Security: Leveraging new security features and functionality bolstered the overall security posture of the application.
- Reduced Costs : The ability to scale resources on-demand eliminated the need for upfront provisioning, resulting in cost savings.
Conclusion
This successful case study demonstrates the power of Elastic Kubernetes Service (EKS) in enabling organizations to modernize their applications and significantly improve efficiency, user experience, flexibility, security, and cost reduction.
Achieving an effective microservices architecture demands careful planning, a shift in thinking about applications, and judicious use of technology. But the benefits are substantial: Scalability, portability, better fault isolation, independent deployments—and happier developers.
If you’re facing challenges with modernizing your own monolithic applications into microservices, or other aspects of application modernization, write to us and let us know. We’d be happy to help where we can.
