DevOps&SRE Library – Telegram
DevOps&SRE Library
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Библиотека статей по теме DevOps и SRE.

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flox

Flox is a virtual environment and package manager all in one. With Flox you create environments that layer and replace dependencies just where it matters, making them portable across the full software lifecycle.


https://github.com/flox/flox
drawdb

DrawDB is a robust and user-friendly database entity relationship (DBER) editor right in your browser. Build diagrams with a few clicks, export sql noscripts, customize your editor, and more without creating an account.


https://github.com/drawdb-io/drawdb
redka

Redka aims to reimplement the good parts of Redis with SQLite, while remaining compatible with Redis API.


https://github.com/nalgeon/redka
index_advisor

A PostgreSQL extension for recommending indexes to improve query performance.


https://github.com/supabase/index_advisor
Generating Infrastructure-as-Code From Existing Cloud Resources

Generating OpenTofu or Terraform from existing cloud resources is a tedious process fraught with gotchas. It's not a silver bullet for click-ops debt. This post will discuss caveats of tools and different approaches to generating IaC.


https://www.massdriver.cloud/blogs/generating-infrastructure-as-code-from-existing-cloud-resources
Lynx

Lynx is a Fast, Secure and Reliable Terraform Backend. It is built in Elixir with Phoenix framework.


https://github.com/Clivern/Lynx
Graceful shutdown in Kubernetes

TL;DR: In this article, you will learn how to prevent broken connections when a Pod starts or shuts down. You will also learn how to shut down long-running tasks and connections gracefully.


https://learnk8s.io/graceful-shutdown
alloy

Grafana Alloy is an open source OpenTelemetry Collector distribution with built-in Prometheus pipelines and support for metrics, logs, traces, and profiles.


https://github.com/grafana/alloy
Kubernetes Services : Achieving optimal performance is elusive

This blog is to share with readers the experiences and experimentation results while deploying an on-premise Kubernetes service project.


https://cloudybytes.medium.com/kubernetes-services-achieving-optimal-performance-is-elusive-5def5183c281
Kubernetes is just Linux

Linux and Kubernetes share several foundational concepts due to Kubernetes being designed to run and manage containerized applications, with containers themselves being a Linux feature. However, Kubernetes extends far beyond just wrapping Linux features; it provides orchestration capabilities that are not native to Linux; But still in the heart Kubernetes is a wrapper of Linux features.


https://medium.com/@ericjalal.fi/kubernetes-is-just-linux-c4312666e27b
Necessary Culture Change with GitOps

Note: This blog post delves into just a fragment of my professional realm, highlighting the dynamics between GitOps and Kubernetes. I frequently observe a neglect of culture and an oversight of potential within this scope. The focus here is on the most minimal aspect possible.


https://itnext.io/necessary-culture-change-with-gitops-2c63f4fe9604
Simple Backups for Small Kubernetes Clusters

Use Velero and Restic to protect your small clusters


https://itnext.io/simple-backups-for-small-kubernetes-clusters-1203c835fd97
Kubernetes Pod Policies — preemptionPolicy

Learn how Kubernetes schedules pods using pod priority, preemption policy, and pod priority classes.


https://decisivedevops.com/kubernetes-pod-policies-preemptionpolicy-420826b3de40
Kubernetes Pod Policies — restartPolicy

Learn the mechanics behind Kubernetes Pod restart policies: Always, OnFailure, and Never.


https://decisivedevops.com/kubernetes-pod-policies-restartpolicy-8bd465effb30
Enforcing Security and Compliance with Kubernetes Policy Engines

https://blogs.aftabs.co/enforcing-security-and-compliance-with-kubernetes-policy-engines
topolvm

TopoLVM is a CSI plugin using LVM for Kubernetes. It can be considered as a specific implementation of local persistent volumes using CSI and LVM.


https://github.com/topolvm/topolvm