Harish Mavila

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 from Amazon FSx for NetApp ONTAP Generation 1 to Generation 2 File System

Amazon FSx for NetApp ONTAP (FSxN) is a fully-managed AWS service that brings NetApp’s ONTAP file system to AWS. It seamlessly supports

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

How to Run Terraform in AWS Lambda (if you must)

Terraform in Lambda For most Terraform use cases, Lambda may not be the right choice. In most cases, a standard CI/CD pipeline

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

Auto-Approve Terraform Apply If Planned Changes Match Expected Changes

Scenario Consider this scenario: You have a few Terraform modules that are used to deploy (AWS) infrastructure in several environments / regions

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