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DevOps & SRE notes

DevOps & SRE notes

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Helpful articles and tools for DevOps&SRE WhatsApp: https://whatsapp.com/channel/0029Vb79nmmHVvTUnc4tfp2F For paid consultation (RU/EN), contact: @tutunak All ways to support https://telegra.ph/How-support-the-channel-02-19

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DevOps & SRE notes (@devops_sre_notes) Ingliz til segmentidagi kanali faol ishtirokchi. Hozirda hamjamiyat 12 657 obunachidan iborat bo'lib, Texnologiyalar & Aralashmalar toifasida 10 047-o'rinni va AQSH mintaqasida 2 979-o'rinni egallagan.

📊 Auditoriya ko‘rsatkichlari va dinamika

невідомо sanasidan buyon loyiha tez o‘sib, 12 657 obunachiga ega bo‘ldi.

10 Iyun, 2026 dagi oxirgi ma’lumotlarga ko‘ra kanal barqaror faollikka ega. Oxirgi 30 kunda obunachilar soni 217 ga, so‘nggi 24 soatda esa 3 ga o‘zgardi va umumiy qamrov yuqori darajada qolmoqda.

  • Tasdiqlash holati: Tasdiqlanmagan
  • Jalb etish (ER): Auditoriya o‘rtacha 18.62% darajada jalb etiladi. Nashrdan keyingi dastlabki 24 soatda kontent odatda umumiy obunachilar sonining 4.84% ini tashkil etuvchi reaksiyalarni to‘playdi.
  • Post qamrovi: Har bir post o‘rtacha 2 354 marta ko‘riladi; birinchi sutkada odatda 612 ta ko‘rish yig‘iladi.
  • Reaksiyalar va o‘zaro ta’sir: Auditoriya faol: har bir postga o‘rtacha 3 ta reaksiya keladi.
  • Tematik yo‘nalishlar: Kontent kubernete, cluster, author, engineering, monitoring kabi asosiy mavzularga jamlangan.

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Muallif resursni shaxsiy fikrni ifoda etish maydoni sifatida ta’riflaydi:
Helpful articles and tools for DevOps&SRE WhatsApp: https://whatsapp.com/channel/0029Vb79nmmHVvTUnc4tfp2F For paid consultation (RU/EN), contact: @tutunak All ways to support https://telegra.ph/How-support-the-channel-02-19

Yuqori yangilanish chastotasi (oxirgi ma’lumot 11 Iyun, 2026 da olingan) sababli kanal doimo dolzarb va katta qamrovli bo‘lib qoladi. Analitika auditoriya kontent bilan faol hamkorlik qilishini, uni Texnologiyalar & Aralashmalar toifasidagi muhim ta’sir nuqtasiga aylantirishini ko‘rsatadi.

12 657
Obunachilar
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+487 kunlar
+21730 kunlar
Postlar arxiv
This piece discusses how FinOps can transform IT cost centers into value drivers by optimizing financial management and operations. By implementing FinOps practices, organizations can shift from merely managing costs to driving business value through better resource allocation, improved forecasting, and enhanced collaboration between IT and finance teams. https://thenewstack.io/finops-can-turn-it-cost-centers-into-a-value-driver/

This essay delves into the practical aspects of Kubernetes security using a hands-on training simulator developed by ControlPlane. The simulator offers a unique approach to learning container and Kubernetes security by deploying a vulnerable cluster in AWS and guiding users through scenarios to identify and fix security vulnerabilities, all in a fun Capture-the-Flag format. https://blog.palark.com/kubernetes-security-practical-training-simulator/

Automated resources sizing tool for containers in kubernetes https://github.com/unagex/kondense

A task runner / simpler Make alternative written in Go https://github.com/go-task/task

This tutorial explores the integration of Kluctl with Cluster API, showcasing how Kluctl can efficiently manage Kubernetes clusters by leveraging its templating and deployment capabilities. By using Kluctl, users can manage multiple workload clusters with a unified CLI, benefiting from features like templating, which simplifies the management of complex deployments without requiring extensive copy-pasting or patching. The tutorial demonstrates setting up a local environment using Kind and deploying a workload cluster with Kluctl. https://kluctl.io/blog/2024/03/13/cluster-api-kluctl/

This blogpost explores the deployment of large language models (LLMs) using a combination of Google Kubernetes Engine (GKE), Google Gemma, and the Ollama framework, highlighting the benefits of customization, flexibility, and cost-effectiveness. By leveraging these tools, users can achieve seamless and efficient LLM deployment while maintaining control over their data and environment. https://medium.com/google-cloud/gke-gemma-ollama-the-power-trio-for-flexible-llm-deployment-5f1fa9223477

🕵️‍♂️ TUI for sniffing network traffic using eBPF on Linux https://github.com/pythops/oryx

Terrateam is an open-source GitOps CI/CD platform for automating infrastructure workflows. It integrates with GitHub to orchestrate Terraform, OpenTofu, CDKTF, Terragrunt, and Pulumi operations via pull requests. https://github.com/terrateamio/terrateam

The article "Load Testing Kubernetes Clients Without Breaking the Bank" on *itnext.io* likely discusses strategies for conducting load testing on Kubernetes clients in a cost-effective manner. Load testing is crucial for ensuring that applications can handle increased traffic and usage without performance degradation, and doing so efficiently is important for businesses with limited budgets. https://itnext.io/load-testing-kubernetes-clients-without-breaking-the-bank-f43332faa6ce

In this post, Rachel explores the frustrations of debugging lag issues in distributed systems, highlighting how subtle timing problems can cascade into larger failures. Through real-world anecdotes, the article underscores the importance of understanding system behavior and addressing latency with precision. https://rachelbythebay.com/w/2025/01/09/lag/

This article delves into the "hot shard problem," a common challenge in distributed systems where uneven data distribution leads to resource saturation on specific shards. It outlines practical solutions, including vertical scaling, caching, load balancing, and selecting optimal sharding keys, to ensure system performance and reliability. https://newsletter.scalablethread.com/p/how-to-handle-hot-shard-problem

Helps you search and filter resource instances from the output file generated by terraform validate -json or tofu validate -json https://github.com/ivica-k/terraform-validate-explorer

Underlay and RDMA network solution of the Kubernetes, for bare metal, VM and any public cloud https://github.com/spidernet-io/spiderpool

This article introduces a cost-effective strategy for combining AWS WAF with reactive infrastructure to block attackers without exceeding budget constraints. By leveraging the WAF-Ja3FingerPrint-Blacklist Terraform module, it dynamically reconfigures WAF rules based on traffic analysis, reducing the expense of advanced rules like Account Theft Protection while maintaining robust security. https://dev.to/aws-builders/combine-aws-waf-with-reactive-infrastructure-to-block-attackers-and-dont-go-broke-in-the-process-2jpb

This post critiques the casual metaphors used to describe Facebook's 2021 outage, arguing that such language trivializes preventable engineering failures and undermines accountability. By examining historical disasters like the Grover Shoe Factory explosion, the article emphasizes the need for rigorous engineering standards to ensure safety and reliability in critical infrastructure. https://www.flyingpenguin.com/?p=64164

Static Code Analyser for Infrastructure-as-Code languages such as CloudFormation and Terraform as well as DevOps like Docker and Kubernetes https://github.com/SonarSource/sonar-iac

This driver allows Kubernetes to access NFS server on Linux node. https://github.com/kubernetes-csi/csi-driver-nfs

Repost from Python notes
isd (interactive systemd) – a better way to work with systemd units https://github.com/isd-project/isd

Mercari's Microservices Platform Network team outlines the company's successful migration from Fastly to Cloudflare, emphasizing strategies to ensure minimal disruptions. This blogpost also introduces future initiatives like "CDN as a Service," aimed at empowering developers through tools such as CDN Kit and automated permission systems. https://engineering.mercari.com/en/blog/entry/20241223-a-smooth-cdn-provider-migration-and-future-initiatives/

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