Athena | CloudFront | AWS | Cloud | CDN — The best way to prevent failures is to design a resilient architecture. What is AWS CloudFront? According to AWS “Amazon CloudFront is a web service that speeds up distribution of your static and dynamic web content, such as .html, .css, .js, and image files, to your users. …

Observability | Logging | Tracing | Instrumentation — In order to make a system observable, it must be instrumented. If at any point of time you start work on observability solutions for managing complex services then you must have heard about OpenCensus, OpenTracing, and OpenTelemetry. …

Azure DevOps | CI | CD | Pipeline — Trigger in CI/CD Pipelines are important to create an effective CI/CD process. In Azure DevOps, you can configure pipelines for manual or automated triggers. The triggers will execute the pipeline whenever there is a commit or pull happens. You can schedule the trigger for a specific time as well. …

Azure | Application Insights | DevOps | Cloud | Monitoring — Objective Application monitoring is the process of collecting and analyzing log data in order to help engineers to track the availability of your application, bugs, resource usage, etc. In this post, I will talk about Azure Application Insights an Application Performance Management (APM) service for developers and DevOps professionals. I will…

Packer | DevOps | IaaC | Cloud — What is Immutable Infrastructure? The idea behind Immutable Infrastructure takes birth from the fact that you do not change existing infrastructure in case of any update or change, but deploy completely new servers with the changes pre-installed. What is Packer? Packer is a HashiCorp cross-platform tool that can help to create identical machine images for multiple platforms…

Terraform | DevOps | GitHub | IaaC | Cloud — What is Terraform Module? Terraform Modules are the reusable blueprints of your infrastructure. By building modules you can logically break down the infrastructure components and wrap those logical parts into re-usable chunks of IaC. Basically, any set of standard Terraform configuration files in a folder is a Terraform module. You can reuse these modules…

Azure | Kubernetes | DevOps | AppArmor | Security | Docker — What is AppArmor AppArmor is a Linux Kernal Security Module which allows Sys admin to restrict programs access to certain resources defined in profiles. The security profile allows or disallows specific capabilities, such as network access or file rwx permissions etc. …

Part 2: Istio | Canary | Python Flask | Kubernetes | DevOps — In the first article of this series, we deployed a dummy python flask-based application in the Kubernetes cluster to demonstrate Istio traffic control capabilities. We talked about Istio concepts briefly and deployed few addons for monitoring and visualization of mesh. Istio’s ability to enforce policy in communication networks enables useful…

Part 1: Istio | Microservice | Python Flask | Kubernetes | DevOps — In a cloud-native solution, the distributed nature of the services requires greater control over the flow of traffic between the services. A service mesh allows you to observe, traffic control, secure, manage and connect microservices. Istio is an implementation of a service mesh and comes with a lot of valuable…