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Cut CI/CD Costs by 77% & 2x Deployment Speed with GitHub Actions on EKS Auto
- Running Github Actions Self Hosted Runners on EKS Auto with AWS Heroes Arshad Zackeriya and Jones Zachariah Noel resulted in impressive performance, speed, and cost savings, making it a scalable enterprise solution.
- This solution is adaptable across different cloud platforms like Azure and Google, extending its applicability.
- The article delves into the comparison between running GitHub Actions on default free machines versus Large hosted runners, leading to the implementation of self-hosted runners on EKS Auto.
- It explains the concept of Self Hosted Runners and Runner Scale Sets, with detailed insights on their configuration and management.
- The Terraform code walkthrough provides a comprehensive guide on deploying auto-scaling GitHub Actions self-hosted runners on Amazon EKS using GitHub's Actions Runner Controller.
- The tutorial covers setting up infrastructure, configuring EKS Auto with Karpenter for auto-scaling, deploying Actions Runner Controller, handling GitHub authentication, and managing namespaces.
- It outlines the benefits of this approach, including cost efficiency, flexibility, scalability, security, and reliability.
- Performance and speed comparisons between 8 Core CPU and the EKS Auto solution favored the latter, showcasing stable performance throughout.
- In terms of cost savings, the implementation on EKS Auto outperformed Github's large hosted runners, yielding significant savings of 76.7% to 84%.
- From a solutions architect perspective, the article emphasizes how combining Amazon EKS Auto and GitHub Actions Runner Controller aligns with the AWS Well-Architected Framework, offering operational excellence, security, reliability, cost optimization, and sustainability.
- The solution provides a scalable and cost-effective platform for CI/CD pipelines, optimizing performance efficiency, and reducing operational overhead.
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