Reducing compute capacity by 40% on EKS with Bottlerocket and Karpenter, with Gazal Gafoor
Oct 10, 2023
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Gazal Gafoor, with seven years of experience in scaling EKS clusters at Target Australia, shares invaluable insights on transitioning to Bottlerocket OS and Karpenter. He explains how Bottlerocket enhances security and operational efficiency while hinting at a remarkable 40% reduction in compute capacity. Karpenter is introduced as a smart alternative to traditional cluster autoscalers, showcasing its ability to efficiently manage workloads and reduce response times by 30%. Their tech community engagement fosters growth and innovation in this cloud-native journey.
The combination of Bottlerocket OS and Karpenter can lead to a significant 40% reduction in compute capacity and improved response times.
Choosing the right tools like Karpenter and Bottlerocket is essential for enhancing security, efficiency, and stability in Kubernetes environments.
Deep dives
Key Tools for Kubernetes Deployment
Choosing the right tools for deploying Kubernetes clusters significantly impacts functionality and scaling. Essential tools highlighted include a metrics server to manage application scaling, Carpenter for dynamic provisioning, and an observability solution based on open standards. Ghazal emphasized the importance of selecting tools that align with the cloud vendor, noting Carpenter's advantages over traditional cluster autoscaler methods. These tools help to streamline operations and improve efficiency in managing Kubernetes environments.
Experience and Transition to Cloud-Native Technologies
Ghazal's journey into cloud-native technologies began during his tenure at Target Australia, where he transitioned from an ad tech company using containerization to adopting Kubernetes. The adaptation involved learning and applying CI/CD workflows, specifically utilizing Jenkins X to enhance integrated development processes. His work at Target involved adopting a modernized approach to application workloads, contributing to Kubernetes migration, which resulted in improvements in security, observability, and overall platform stability. Such experiences illustrate the importance of continuous learning and adaptation in evolving tech landscapes.
Benefits and Trade-offs of Bottlerocket OS and Carpenter
Switching from Amazon Linux to Bottlerocket OS provided crucial enhancements in security and performance for Ghazal's team. Bottlerocket's lean nature and features, like an immutable root file system, led to a significant drop in vulnerabilities compared to the general-purpose OS. Additionally, Carpenter emerged as an effective alternative to traditional cluster autoscalers by enabling intelligent provisioning based on workload needs, enhancing cost efficiency and resource management. Together, these solutions not only improved operational efficiencies but also facilitated a proactive approach to infrastructure management.