Nov 4, 2022SRE Up to Speed. Data Collection. Part 1As I jumped in SRE space two years back from Software Engineering. I realized quickly that I lacked the troubleshooting depth of a sysadmin. Had I known it earlier, I would have resolved incidents more efficiently, predictably and with certainty. My strengths were around software and system design. In cloud-native…Site Reliability Engineer5 min readSite Reliability Engineer5 min read
Oct 30, 2022SRE Up to Speed. Data Collection. Part 2. Regular ExpressionContinued from Part 1, where I describe why every software engineer looking to become SRE, must know sysadmin skills. I have classified the skill set in three categories: Data Collection. Data formatting and analysis. Network and OS monitoring. Data Collection In case of failure, finding about current state of system. Its done…Site Reliability Engineer4 min readSite Reliability Engineer4 min read
Oct 4, 2022How problem solving techniques reformed my learning capabilitiesWhy read this article? If consciously reading, understanding and retaining a new concept, seems like the hardest thing in your life. Maybe you’re doing it wrong. Prologue I am Adil. A software engineer and every few months or year, I take a sabbatical, learn from mistakes of past year along with…Learning3 min readLearning3 min read
Sep 29, 2022What most engineers don’t realize about problem solvingWhy read this article? Your solutions are only good as your understanding of the problem. Improve your problem understanding. Prologue I am adil rafique. A software engineer with interests in infrastructure and reliability engineer. And personal definition for my work is , If I am doing my job well, nobody should…Engineering3 min readEngineering3 min read
Nov 3, 2020Service Mesh (Resilience, Dynamic Routing, Load-Balancing)(Part 3)This is a seven part series on service mesh. Starting with fundamentals, then hands-on with istio, resilience, dynamic-routing and load-balancing, API-Gateway, Security, obserability/tracing, and finally service-mesh at scale. We will be using the same example that we created in hands-on. A Kubernetes cluster having istio installation and bookinfo example as…Resilience5 min readResilience5 min read
Nov 3, 2020Service Mesh(Getting Hands-On with Istio)(Part 2)This is a seven part series on service mesh. Starting with fundamentals, then hands-on with istio, resilience dynamic-routing and canary rollouts, API-Gateway, Security, obserability/tracing, and finally service-mesh at scale In this article, we will use GKE and Istio’s Bookinfo Service Example as our microservices and install Istio Service Mesh on…Istio3 min readIstio3 min read
Nov 3, 2020Service Mesh (Why and When?)This is a seven part series on service mesh. Starting with fundamentals, then hands-on with istio, resilience dynamic-routing and canary rollouts, API-Gateway, Security, obserability/tracing, and finally service-mesh at scale This article briefly discusses the evolution of microservices, challenges of a microservice architecture, and how service mesh solves them. Microservices vs Monolith A monolith…Service Mesh5 min readService Mesh5 min read
Oct 28, 2020Kubernetes Backup and Disaster RecoveryThis article borrows the why, what and how methadology of communicating which was described by simon sinek. I find this model to be very contextual in teaching and context is what makes our brain tick. I have made an assumption, you roughly understand distributed computing, containerization, orchestration, microservices. If not…Kubernetes5 min readKubernetes5 min read
Oct 25, 2020Monitoring in Kubernetes (Multi-Cluster environment)This is the last article in three-part series on monitoring. If you haven't read the what, how and why of monitoring, and monitoring in kubernetes (Hands-On). I would suggest giving them a read first. Establishing our environment: We have a Kubernetes based multi-cluster infrastructure. They can be any region, environment (Stage, Production). They…Multi Cluster3 min readMulti Cluster3 min read
Oct 24, 2020Monitoring in Kubernetes(Hands-On)This is a three-part series. If you haven't read the why, what, and how of monitoring I would suggest you read it first. This part focuses more on getting hands on. Prerequisites: We will install monitoring infrastructure on a Kubernetes cluster. And then create/import custom dashboards for our monitoring needs…Prometheus5 min readPrometheus5 min read
