EKS

Who’s Talking to Prod? Auditing Cross-Environment Traffic Before You Segment a Flat AWS Network

Transit gateway flow logs plus Athena told us which of 130 AWS accounts were crossing the sandbox/nonprod/prod boundary, for about 45 cents of query spend. Here is the capture pattern, the queries, the five things that skew the results, and how we turned raw IPs into something a team would act on.

Upgrading & Migrating a Legacy HashiCorp Vault Cluster from Consul Backend on EC2 to Raft Backend on EKS

HashiCorp Vault (open source) has been our chosen secrets management solution for several years. We self-hosted & operated a Vault 1.5 cluster

Migrate Amazon EKS from Ingress NGINX to F5 NGINX Ingress Controller

In Kubernetes, an ingress controller acts as an entry point for the cluster: it sits at the edge, accepts incoming HTTP and

Migrate Amazon EKS Apps from NFS CSI to NetApp Trident CSI Driver

In one of our projects here at QloudX, we run hundreds of microservices in an Amazon EKS cluster, with persistent backend storage

Reduce Inter-AZ Data Transfer Cost in Amazon EKS

Introduction Operating Amazon’s Elastic Kubernetes Service (EKS) at scale comes eith its own challenges. Having done this for several years now, we

How We Upgraded to NGINX 1.25 Ingress Controller in Our EKS Clusters

Introduction In one of our Kubernetes-centric projects here at QloudX, we host hundreds of containerized applications on Amazon’s Elastic Kubernetes Service (EKS).

Basic Kubernetes Resource Change Tracking using Metadata Managed Fields

Introduction There is often a need, especially while investigating an issue, to see the modification history of a Kubernetes resource. This article

Working with Cross-Account AWS IAM Roles for EKS Service Accounts (IRSA)

Introduction Amazon EKS ia a managed Kubernetes platform. If your app running in an EKS pod needs to access AWS services like

Balancing Karpenter Consolidation & Cluster Efficiency with Critical Workloads, using Kyverno Policies

Introduction Consider this scenario: You operate an Amazon EKS cluster hosting hundreds of microservices that make up a product suite. You have

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