DevOps & SRE notes

🚀 10x easier, 🚀 140x lower storage cost, 🚀 high performance, 🚀 petabyte scale - Elasticsearch/Splunk/Datadog alternative for 🚀 (logs, metrics, traces, RUM, Error tracking, Session replay).

https://github.com/openobserve/openobserve

This analysis provides a deep dive into writing policies for Kubernetes clusters using OPA Gatekeeper. The Permify Tech Blog explains how to enforce custom rules and maintain security and compliance in a cloud-native environment.
https://medium.com/permify-tech-blog/opa-gatekeeper-how-to-write-policies-for-kubernetes-clusters-bb660666eb19

Author dotdc presents Terraflow, a CI/CD orchestrator designed to scale Terraform operations effectively. This report outlines the creation of the tool and how it helps manage complex infrastructure deployments.
https://medium.com/@dotdc/creating-terraflow-a-ci-cd-orchestrator-to-scale-terraform-3965b3f8931f

A tool for exploring each layer in a docker image

https://github.com/wagoodman/dive

#aws

TUI dashboard builder that lets you visualize data from scripts and APIs right in your console

https://github.com/rasjonell/dashbrew

In this insightful study, the Games24x7 Tech team shares their experience of migrating Node.js services to Kubernetes. They discuss the strategies and tools used to achieve a seamless and efficient transition with minimal downtime.
https://medium.com/@Games24x7Tech/how-we-seamlessly-transitioned-our-node-services-to-k8s-7e2e6067daa0

This piece from Airbnb Engineering details their journey of building a centralized user signals platform. It explores the motivations, challenges, and architectural decisions behind creating a system to capture user interactions at scale.
https://medium.com/airbnb-engineering/building-a-user-signals-platform-at-airbnb-b236078ec82b

KubeBuddy - A PowerShell tool for monitoring and managing Kubernetes clusters. Perform health checks, resource usage insights, and configuration audits with ease. Supports AKS best practices, snapshot-based monitoring, and security checks tailored for Kubernetes environments. Available on the PowerShell Gallery.

https://github.com/KubeDeckio/KubeBuddy

A lightweight TUI application to view and query tabular data files, such as CSV, TSV, and parquet.

https://github.com/shshemi/tabiew

Ably's post explains their "four pillars" engineering principle, which is designed to ensure their systems have no ceiling on scale. This philosophy guides their architecture to handle massive, unpredictable, and complex realtime workloads.
https://ably.com/blog/ablys-four-pillars-no-scale-ceiling

This write-up from the Oodle.ai team delves into the practical aspects of profiling Go applications in a production environment. It offers valuable insights and techniques for identifying and resolving performance bottlenecks.
https://blog.oodle.ai/go-profiling-in-production/

CLI to rename Terraform resources and generate moved blocks

https://github.com/suzuki-shunsuke/tfmv

BDD styled unit test framework for Kubernetes Helm charts as a Helm plugin.

https://github.com/helm-unittest/helm-unittest

Securing your AWS account is crucial, and this blogpost outlines ten essential steps to enhance your security posture. The guide covers fundamental practices that every AWS user should implement to protect their resources.
https://cloudnature.net/blog/10-essential-aws-security-steps-for-your-aws-account

This article by Timur Galeev provides a comprehensive guide on deploying Amazon EKS using Terraform, focusing on the benefits of blueprints and addons. It walks readers through the process of setting up a robust and extensible Kubernetes environment on AWS.
https://tgaleev.com/deploying-aws-eks-with-terraform-and-blueprints-addons

Codespaces but open-source, client-only and unopinionated: Works with any IDE and lets you use any cloud, kubernetes or just localhost docker.

https://github.com/loft-sh/devpod

KubeTidy - A PowerShell tool for cleaning up Kubernetes kubeconfig files by removing unreachable clusters, users, and contexts. Simplify your multi-cluster Kubernetes management with ease. Supports exclusion lists, automated backups, and a detailed summary report. Available on the PowerShell Gallery.

https://github.com/KubeDeckIo/KubeTidy

This technical overview by Denis Bazhenov covers monitoring, troubleshooting, and query analytics for PostgreSQL running on Kubernetes. It's a comprehensive look at the tools and techniques needed to maintain a healthy database in a containerized environment.
https://dev.to/dbazhenov/monitoring-troubleshooting-and-query-analytics-for-postgresql-on-kubernetes-2onj

Discover how the instincts of a software engineer can sometimes conflict with the principles of Infrastructure as Code in this thought-provoking examination. The author highlights the mindset shift required to effectively manage infrastructure programmatically.
https://itnext.io/how-software-engineering-instincts-clash-with-infrastructure-as-code-6b18a9cd9cef