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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
Show more📈 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 12 640 subscribers, ranking 10 047 in the Technologies & Applications category and 2 979 in the USA region.
📊 Audience metrics and dynamics
Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 12 640 subscribers.
According to the latest data from 10 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by 217 over the last 30 days and by 3 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 18.62%. Within the first 24 hours after publication, content typically collects 4.84% reactions from the total number of subscribers.
- Post reach: On average, each post receives 2 354 views. Within the first day, a publication typically gains 612 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 3.
- 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 11 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.
12 640
Subscribers
+324 hours
+487 days
+21730 days
Posts Archive
12 651
Understanding logical replication in PostgreSQL is crucial for anyone managing data across multiple Postgres instances. This blogpost from EnterpriseDB introduces the basics of logical replication, explaining how it enables selective data replication—such as inserts, updates, and deletes—between databases, even across different Postgres versions, and outlines the practical steps to set up publications and subscriptions for real-time data synchronization.
https://www.enterprisedb.com/blog/logical-replication-postgres-basics
12 651
Efficient, disruption-free application updates are essential for modern cloud-native operations. This article on Semaphore explains how Kubernetes’ rolling update deployment strategy enables teams to maintain service continuity while incrementally rolling out new versions.
https://semaphore.io/blog/kubernetes-rolling-update-deployment
12 651
TerraConstructs is a library of classes and interfaces inspired by AWS CDK, but designed to leverage the power and flexibility of Terraform.
https://github.com/TerraConstructs/base
12 651
This analysis explores how DeepSeek has reimagined the Transformer architecture to achieve greater efficiency and performance in large language models. The piece highlights innovations like Multi-Head Latent Attention and advanced Mixture-of-Experts routing that set DeepSeek apart from conventional approaches.
https://epoch.ai/gradient-updates/how-has-deepseek-improved-the-transformer-architecture
12 651
Railway’s latest narrative details their transition from relying on Google Cloud Platform to building their own physical infrastructure, highlighting the challenges and lessons learned in constructing a custom data center cage. This entry offers a behind-the-scenes look at selecting colocation options, managing power and cooling, and orchestrating the intricate cabling and network setup required for a resilient, high-performance platform.
https://blog.railway.com/p/data-center-build-part-one
12 651
GitHub's Online Schema-migration Tool for MySQL
https://github.com/github/gh-ost
12 651
Provides a general service to support image acceleration based on kinds of accelerator like Nydus and eStargz etc.
https://github.com/goharbor/acceleration-service
12 651
Kubernetes network policies are essential for controlling how traffic flows between pods, namespaces, and external endpoints in your cluster, helping you enforce security and compliance requirements. This guide by Scott Rigby explains the differences between Layer 4 (L4) and Layer 7 (L7) policies, their pros and cons, and how combining both approaches—using tools like Linkerd—can help you achieve a robust, zero-trust security model tailored to modern cloud-native environments.
https://www.buoyant.io/blog/a-guide-to-modern-kubernetes-network-policies
12 651
Discover how the ingenious design of UNIX spell allowed it to operate efficiently within just 64KB of RAM in this insightful blogpost. Explore the technical challenges and clever solutions that made this feat possible.
https://blog.codingconfessions.com/p/how-unix-spell-ran-in-64kb-ram
12 651
KubeDNS Shepherd is a Kubernetes controller that manages the DNS configuration of workloads, ensuring efficient and reliable way to configure DNS within your Kubernetes cluster.
https://github.com/eminaktas/kubedns-shepherd
12 651
Adevinta's Runtime team shares their journey of transitioning from Gatekeeper to Kyverno for Kubernetes policy management, driven by the need for enhanced mutation capabilities and resource efficiency. This article discusses the limitations of Gatekeeper and how Kyverno's YAML-based policies and feature completeness provide a more streamlined solution.
https://medium.com/adevinta-tech-blog/why-did-we-transition-from-gatekeeper-to-kyverno-for-kubernetes-policy-management-42bc2c4523d0
12 651
kubectl plugin to duplicate resources in a Kubernetes cluster.
https://github.com/Telemaco019/duplik8s
12 651
This piece examines the limitations of AWS native security tooling, particularly focusing on AWS IAM Access Analyzer and its effectiveness in detecting publicly exposed resources across various AWS services. The article highlights critical observability gaps that can leave organizations vulnerable, emphasizing the need for enhanced security measures and proactive monitoring to address blind spots and reduce the risk of cloud security incidents.
https://www.securityrunners.io/post/exposing-security-observability-gaps-in-aws
12 651
This blog post introduces KWOK (Kubernetes WithOut Kubelet), a lightweight tool designed to simulate large-scale Kubernetes clusters by emulating nodes and pods without running real workloads. ZaradarTR explains how KWOK, with its core components kwok and kwokctl, allows developers to quickly create and manage thousands of simulated nodes and pods on local machines-making it ideal for scalability testing, API interaction, and stress-testing Kubernetes environments with minimal resource consumption.
https://medium.com/@ZaradarTR/hello-kwok-af2cafec35b4
12 651
PoC of a tool to manage a Terralith root module
https://github.com/terrateamio/terralith
