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How did John Mosquera achieve 99.99% uptime for large-scale Kubernetes clusters at his client's organization?
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John Mosquera managed large-scale Kubernetes clusters (AKS and EKS) for a client with strict uptime requirements. He implemented Horizontal Pod Autoscalers (HPA) and Cluster Autoscaler to dynamically adjust resources based on traffic. He also optimized load balancer configurations, set up proactive monitoring with Datadog, and implemented disaster recovery mechanisms. These efforts ensured seamless performance and resolved past bottlenecks, achieving 99.99% uptime. John Mosquera achieved 99.99% uptime by implementing HPA, Cluster Autoscaler, optimized load balancing, proactive monitoring, and disaster recovery mechanisms, ensuring high availability and performance for the client's Kubernetes clusters.