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

USA2 966 Technologies & Applications10 048...

📈 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

2 016

Post views

~ 61024 hours

~ 76448 hours

15.90%

Engagement rate

No data

Posts per day

Ads index

beta

Posts Archive

12 681

A Kubernetes web UI that is fully-featured, user-friendly and extensible https://github.com/headlamp-k8s/headlamp

12 681

The challenges and solutions of gRPC load balancing in Kubernetes, a platform for deploying microservice applications. The authors describe how they implemented a custom DNS resolver class that uses a push-based mechanism to update the IP list of available backend servers, instead of relying on the default pull-based DNS resolution that is inefficient and unsynchronized. https://citymall.engineering/redefining-grpc-load-balancing-the-power-of-custom-dns-in-kubernetes-126ecc3cfb6c

12 681

A network load-balancer implementation for Kubernetes using standard routing protocols https://github.com/metallb/metallb

12 681

Helm Chart security scanner https://github.com/banzaicloud/chartsec

12 681

A developer who shares his experience of learning eBPF, a technology that allows the creation of programs that interact with the Linux kernel. https://www.kungfudev.com/blog/2023/10/14/the-beginning-of-my-ebpf-journey-kprobe-bcc

12 681

Marvin is a CLI tool that scans a k8s cluster by performing CEL expressions to report potential issues, misconfigurations and vulnerabilities. https://github.com/undistro/marvin

12 681

The article is about how to use Istio, a service mesh for Kubernetes, to implement authentication and authorization policies for microservices. The article demonstrates how to enable mutual TLS encryption, JWT authentication, and RBAC policies to secure service-to-service communication. The article also provides code examples and commands to configure and test the policies. https://www.infracloud.io/blogs/istio-authentication-authorization-policies/

12 681

A Golang Tool to discover unused Kubernetes Resources https://github.com/yonahd/kor

12 681

🐧 The immutable Linux meta-distribution for edge Kubernetes. https://github.com/kairos-io/kairos

12 681

The article is about how Adevinta, a company that provides an internal developer platform based on Kubernetes, enabled mixed-architecture deployments with ARM and x86 nodes. The article describes the challenges, solutions, and benefits of using a mutating webhook called Noe to automatically adjust node affinities based on the container images' supported architectures. The article also announces that Noe is open-sourced and invites the community to collaborate and improve it. https://medium.com/adevinta-tech-blog/transparently-providing-arm-nodes-to-4-000-engineers-c09c92314f2f

12 681

OpenYurt - Extending your native Kubernetes to edge(project under CNCF) https://github.com/openyurtio/openyurt

12 681

A batteries-included Python client library for Kubernetes that feels familiar for folks who already know how to use kubectl https://github.com/kr8s-org/kr8s

12 681

High-Performance Serverless event and data processing platform https://github.com/nuclio/nuclio

12 681

The article describes how DoorDash built an eBPF-powered agent called BPFAgent to monitor network traffic within their Kubernetes clusters. The article explains the benefits, challenges, and use cases of using eBPF probes to capture and enrich network events at the kernel level. https://doordash.engineering/2023/08/15/bpfagent-ebpf-for-monitoring-at-doordash/

12 681

Postgres zero-downtime migrations made easy https://github.com/xataio/pgroll

12 681

Programmatically generated handy kubectl aliases https://github.com/ahmetb/kubectl-aliases

12 681

The blog post is a hands-on guide to building a basic Docker-like environment using Linux namespaces, cgroups, and chroot12. It shows how to create an isolated container with its own file system, network, and resource limits. It also explains the concepts and commands behind each step of the process. https://qovery.com/blog/the-cost-of-upgrading-hundreds-of-kubernetes-clusters

12 681

The blog post is a hands-on guide to building a basic Docker-like environment using Linux namespaces, cgroups, and chroot. It shows how to create an isolated container with its own file system, network, and resource limits. It also explains the concepts and commands behind each step of the process. https://akashrajpurohit.com/blog/build-your-own-docker-with-linux-namespaces-cgroups-and-chroot-handson-guide/

12 681

DevSecOps for Air Gap & Limited-Connection Systems https://github.com/defenseunicorns/zarf

12 681

A command-line tool that helps you ship changes to a Kubernetes namespace and understand the result https://github.com/Shopify/krane