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

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Adrift in the Cloud: A Forensic Dive into Container Drift

Adding container drift detection to Google’s Container Explorer


https://detect.fyi/adrift-in-the-cloud-a-forensic-dive-into-container-drift-f29524f4f6c4
KubeDiagrams

Generate Kubernetes architecture diagrams from Kubernetes manifest files, kustomization files, Helm charts, helmfile descriptors, and actual cluster state.


https://github.com/philippemerle/KubeDiagrams
Mastering the OpenTelemetry Transformation Language (OTTL)

The OpenTelemetry ecosystem continues to evolve with powerful tools that enhance your observability strategy. Among these, the OpenTelemetry Transformation Language (OTTL) stands out as an incredible capability for manipulating and transforming telemetry data.

This guide explores what OTTL is, how it works, and how you can leverage it to maximize the value of your observability data with minimal effort.


https://www.dash0.com/guides/opentelemetry-transformation-language-ottl
Valkey Turns One: How the Community Fork Left Redis in the Dust

Valkey is not only thriving, but now outperforming Redis 8.0 in real world benchmarks.


https://www.gomomento.com/blog/valkey-turns-one-how-the-community-fork-left-redis-in-the-dust
AFFiNE

A privacy-focused, local-first, open-source, and ready-to-use alternative for Notion & Miro.

https://github.com/toeverything/AFFiNE
AliasVault

The privacy-first password & email alias manager. Fully end-to-end encrypted, with built-in alias generation and email server — giving you full control over your online identity and safeguarding your privacy.


https://github.com/lanedirt/AliasVault
Gokapi

Gokapi is a simple, self-hosted file sharing server with automatic expiration and encryption support — ideal for teams or individuals who want privacy, control, and no clutter.


https://github.com/Forceu/Gokapi
komodo

A tool to build and deploy software across many servers.


https://github.com/moghtech/komodo
pangolin

Pangolin is a self-hosted tunneled reverse proxy server with identity and access control, designed to securely expose private resources on distributed networks. Acting as a central hub, it connects isolated networks — even those behind restrictive firewalls — through encrypted tunnels, enabling easy access to remote services without opening ports.


https://github.com/fosrl/pangolin
papra

Papra is a minimalistic document management and archiving platform. It is designed to be simple to use and accessible to everyone. Papra is a platform for long-term document storage and management, like a digital archive for your documents.


https://github.com/papra-hq/papra
tinyauth

Tinyauth is a simple authentication middleware that adds a simple login screen or OAuth with Google, Github and any provider to all of your docker apps. It supports all the popular proxies like Traefik, Nginx and Caddy.


https://github.com/steveiliop56/tinyauth
kan

The open-source project management alternative to Trello.


https://github.com/kanbn/kan
operational.co

Operational.co is a open-source Event tracking tool. Monitor signups, webhooks, cronjobs and more.

Operational is a Open source alternative to Logsnag, another Event tracking tool in the same category.


https://github.com/operational-co/operational.co
somo

A human-friendly alternative to netstat for socket and port monitoring on Linux.


https://github.com/theopfr/somo
Understanding and optimizing resource consumption in Prometheus

https://blog.palark.com/prometheus-resource-consumption-optimization
VictoriaLogs Unleashed: Cluster Version Now Available for Exceptional, Linear Scaling

We’re thrilled to announce the release of the VictoriaLogs Cluster version – one of the most requested and anticipated updates from our user community. This marks a significant leap forward for VictoriaLogs, empowering users to handle log volumes and ingestion rates far beyond the limits of a single node. VictoriaLogs is the open source, user-friendly database for logs that is resource-efficient and fast, using up to 30x less RAM and up to 15x less disk space than comparable solutions. If you’ve been pushing the boundaries of vertical scaling, the solution for horizontal scalability is now here!


https://victoriametrics.com/blog/victorialogs-unleashed-cluster-version-now-available-for-exceptional-linear-scaling/index.html
Who the Hell is Going to Pay For This?

I’ve specialized in monitoring and observability for 27 years now, and I’ve seen a lot of tools and techniques come and go (RMon, anyone?); and more than a few come and stay (Rumors of the death of SNMP have been – and continue to be – greatly exaggerated.). Lately I’ve been exploring one of the more recent improvements in the space – OpenTelemetry (which I’m abbreviating to “OTel” for the remainder of this blog). I wrote about my decision to dive into OTel recently.

For the most part, I’m enjoying the journey. But there’s a problem that has existed with observability for a while now, and it’s something OTel is not helping. The title of this post hints at the issue, but I want to be more explicit. Let’s start with some comparison shopping.

Before I piss off every vendor in town, I want to be clear that these are broad, rough, high level numbers. I’ve linked to the pricing pages if you want to check the details, and I acknowledge what you see below isn’t necessarily indicative of the price you might actually pay after getting a quote on a real production environment.


https://www.adatosystems.com/2025/02/10/who-the-hell-is-going-to-pay-for-this
Terraform depends_on: What it is, When to use it, and Best Practices

When working with Terraform, managing resource dependencies effectively is key to avoiding deployment issues. Terraform is great at automatically determining the order of resource creation, but sometimes it needs a little help, this is where depends_on comes in.

In this guide, we’ll explain Terraform depends_on, how to use it, when to use it, and best practices for writing clean and efficient Terraform code.


https://dev.to/techielass/terraform-dependson-what-it-is-when-to-use-it-and-best-practices-5ene