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

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omni

Omni manages Kubernetes on bare metal, virtual machines, or in a cloud. Built on Talos Linux by the folks at Sidero.

Boot from an Omni image. Click to allocate to a cluster. That’s it!

- Vanilla Kubernetes, on your machines, under your control.
- Elegant UI for management and operations
- Security taken care of—ties into your Enterprise ID provider
- Highly Available Kubernetes API endpoint built in
- Firewall friendly—manage edge nodes securely
- From single-node clusters to the largest scale
- Support for GPUs and most CSIs


https://github.com/siderolabs/omni
nginx-gateway-fabric

NGINX Gateway Fabric is an open-source project that provides an implementation of the Gateway API using NGINX as the data plane.


https://github.com/nginxinc/nginx-gateway-fabric
posting

Posting is an HTTP client, not unlike Postman and Insomnia. As a TUI application, it can be used over SSH and enables efficient keyboard-centric workflows. Your requests are stored locally in simple YAML files, meaning they're easy to read and version control.


https://github.com/darrenburns/posting
waveterm

Wave is an open-source AI-native terminal built for seamless workflows.

Wave isn't just another terminal emulator; it's a rethink on how terminals are built. Wave combines command line with the power of the open web to help veteran CLI users and new developers alike.


https://github.com/wavetermdev/waveterm
Garage

An open-source distributed object storage service tailored for self-hosting


https://garagehq.deuxfleurs.fr
Degradation vs disruption

What's the difference between service degradation, service disruption, and service outage and why does it matter?


https://blog.alexewerlof.com/p/service-degradation-vs-disruption
Terraform Variable Cross Validation

In this post we will learn about a new feature available in Terraform 1.9 that allows us to reference any type of object in our variable validation blocks.


https://mattias.engineer/blog/2024/terraform-variable-cross-validation
Three Terraform Use-cases You Need to Start Implementing

Engineering orgs that use IaC tools like Terraform aren’t typically maximizing their leverage. This article highlights at least three uses of Terraform and IaC automation that don’t necessarily center around traditional application workload infrastructure.


https://masterpoint.io/updates/terraform-use-cases
Terraform Roadmap

Step by step guide to learning Terraform in 2024


https://roadmap.sh/terraform
Performance and Scalability Analysis of Redis and Memcached

This article benchmarks Redis and Memcached, popular in-memory data stores, to help decision-makers choose the best solution for their needs.


https://dzone.com/articles/performance-and-scalability-analysis-of-redis-memcached
Towards Jaeger v2 💥💥💥 Moar OpenTelemetry!

In this blog post, we’ll dive into the details of Jaeger v2, exploring its design, features, and benefits. We’ll also discuss the roadmap for development and what users can expect from this exciting new release.


https://medium.com/jaegertracing/towards-jaeger-v2-moar-opentelemetry-2f8239bee48e
promruval

Promtool allows users to verify syntactic correctness and test PromQL expressions. Promruval aims to validate the rules' metadata and expression properties to match requirements and constraints of the particular Prometheus cluster setup. User defines his validation rules in a simple yaml configuration and passes them to the promruval which validates specified files with Prometheus rules same way promtool does.


https://github.com/FUSAKLA/promruval
Managing 100s of Kubernetes Clusters using Cluster API

Automating every step from cluster creation to workload-ready. Turtles all the way down.


https://techblog.citystoragesystems.com/p/managing-100s-of-kubernetes-clusters
Mastering Kubernetes networking: A journey in cloud-native packet management

Master Kubernetes networking with a comprehensive packet walk, and learn how Otterize helps build adaptive Network Policies.


https://otterize.com/blog/mastering-kubernetes-networking-otterize-s-journey-in-cloud-native-packet-management
K8S probes done wrong

Probes in K8S are health checks that let the system know if an instance of your application is working as expected. Based on the result of the check, K8S can intervene and take certain actions. However, improper use of probes can cause more harm than good.


https://medium.com/@juliorenner123/k8s-probes-done-wrong-184d238b3883
How Kubernetes picks which pods to delete during scale-in

Have you ever wondered how K8s choose which pods to delete when a deployment is scaled down? Given it is not documented, I dived in the source code to learn.


https://rpadovani.com/k8s-algorithm-pick-pod-scale-in
Kubernetes and back - Why I don't run distributed systems

It’s almost outrageous to say that I don’t like distributed systems while working in a company that advertises as being cloud-native, headless and what not. And probably every SRE with some buzzword certifications may think I’m a complete idiot, but hear me out.


https://www.davd.io/posts/2024-03-20-kubernetes-and-back-why-i-dont-run-distributed-systems
A Comprehensive Overview of Argo CD Architectures – 2024

Planning to deploy Argo CD and support a lot of Kubernetes clusters? In this article, we’ll cover the different deployment strategies and architectures used along with their pros and cons.


https://codefresh.io/blog/a-comprehensive-overview-of-argo-cd-architectures-2024