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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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📈 Analytical overview of Telegram channel DevOps & SRE notes

Channel DevOps & SRE notes (@devops_sre_notes) in the English language segment is an active participant. Currently, the community unites 12 681 subscribers, ranking 10 048 in the Technologies & Applications category and 2 966 in the USA region.

📊 Audience metrics and dynamics

Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 12 681 subscribers.

According to the latest data from 14 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by 228 over the last 30 days and by 6 over the last 24 hours, overall reach remains high.

  • Verification status: Not verified
  • Engagement rate (ER): The average audience engagement rate is 15.90%. Within the first 24 hours after publication, content typically collects 4.81% reactions from the total number of subscribers.
  • Post reach: On average, each post receives 2 016 views. Within the first day, a publication typically gains 610 views.
  • Reactions and interaction: The audience actively supports content: the average number of reactions per post is 5.
  • Thematic interests: Content is focused on key topics such as kubernete, cluster, author, engineering, monitoring.

📝 Description and content policy

The author describes the resource as a platform for expressing subjective opinions:
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

Thanks to the high frequency of updates (latest data received on 15 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.

12 681
Subscribers
+624 hours
+517 days
+22830 days
Posts Archive
Provides a comprehensive guide on how to recreate the Kubernetes RBAC authorization model from scratch, and practice the relationships between Roles, ClusterRoles, ServiceAccounts, RoleBindings, and ClusterRoleBindings. https://learnk8s.io/rbac-kubernetes

Effortless, Low-Overhead, eBPF-based Kubernetes Monitoring https://github.com/ddosify/alaz

The post emphasizes that while Kubernetes is a leading container management system, it’s not exempt from malicious attacks. Therefore, understanding Kubernetes’ environment and the different vulnerabilities one can be exposed to while creating, deploying, or running applications in clusters is crucial. https://goteleport.com/blog/how-to-hack-kubernetes

An architecture-aware Kubernetes scheduler plugin https://github.com/ElementTech/kube-arch-scheduler

The post aims to simplify these complex concepts by relating them to everyday scenarios. https://dev.to/aws-builders/load-balancer-reverse-proxy-and-api-gateway-analogies-to-real-life-scenarios-54el

The post explains how a request flows from a user’s perspective across the network to reach AWS and then Slack’s internal services https://github.com/siderolabs/talos

The post explains how a request flows from a user’s perspective across the network to reach AWS and then Slack’s internal services https://slack.engineering/traffic-101-packets-mostly-flow/

OpenAPI is a language-agnostic specification for defining RESTful APIs. With the advent of Kubernetes 1.27, OpenAPI v3.0 has been made generally available, further enhancing the API functionality of Kubernetes1. This integration provides improved documentation, clear validation rules, and enhanced extensibility1. https://medium.com/cloud-native-daily/kubernetes-1-27-goes-galactic-with-openapi3-6ea228785c50

The post provides a brief history of Inter-Process Communication (IPC) at Netflix. It explains how Netflix was early to the cloud and had to build their own solutions since there were no existing ones available https://netflixtechblog.com/zero-configuration-service-mesh-with-on-demand-cluster-discovery-ac6483b52a51

a CLI tool for working with funktion https://github.com/funktionio/funktion

Have you ever thought that Cloudflare Tunnels isn't a secure? https://www.youtube.com/watch?v=oqy3krzmSMA

Terravision visualises Terraform code as live Professional Cloud Architecture Diagrams by analysing the code dynamically. Supports AWS, Google and Azure. https://github.com/patrickchugh/terravision

Get your resource requests "Just Right" https://github.com/FairwindsOps/goldilocks/

👀 A Kubernetes cluster resource sanitizer https://github.com/derailed/popeye

The article provides detailed explanations and examples of how to avoid these misconfigurations. https://www.armosec.io/blog/kubernetes-misconfigurations/

Curated resources help you prepare for the CNCF/Linux Foundation CKS 2021 "Kubernetes Certified Security Specialist" Certification exam. Please provide feedback or requests by raising issues, or making a pull request. All feedback for improvements are welcome. thank you. https://github.com/walidshaari/Certified-Kubernetes-Security-Specialist

The article discusses the ways in which containers within a pod can communicate with each other. It covers two methods of communication: Shared Volumes and Inter-Process Communications. https://medium.com/@palashgoel/container-to-container-communications-in-kubernetes-35fc08798925

Miller is like awk, sed, cut, join, and sort for name-indexed data such as CSV, TSV, and tabular JSON https://github.com/johnkerl/miller