Networking & Content Delivery

Category: Amazon Athena

Using VPC Flow Logs to capture and query EKS network communications

Introduction Capturing and querying Amazon EKS and Kubernetes (K8s) cluster traffic is an important skill to possess. It is especially useful during incident-response and when troubleshooting networking issues surrounding nodes, pods, or services in your cluster. Amazon makes it easier to perform capture and query tasks with Amazon VPC Flow Logs and Amazon Athena. Administrators can use Amazon VPC Flow Logs to […]

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Four Steps for Debugging your Content Delivery on AWS

Introduction Werner Vogels, chief technology officer for AWS, has been quoted as saying: “Everything fails all the time.” Well, his quote applies as well to content delivery with Amazon CloudFront and Lambda@Edge. In content delivery, issues might occur in different places, for example: On your origin, when it returns HTTP 5xx errors On CloudFront, when […]

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