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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 moreπ 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 12 657 subscribers, ranking 10 040 in the Technologies & Applications category and 2 978 in the USA region.
π Audience metrics and dynamics
Since its creation on Π½Π΅Π²ΡΠ΄ΠΎΠΌΠΎ, the project has demonstrated rapid growth, gathering an audience of 12 657 subscribers.
According to the latest data from 11 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 17 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 17.75%. 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 2 247 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.
π Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
βHelpful 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-02-19β
Thanks to the high frequency of updates (latest data received on 12 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.
12 657
Subscribers
+1724 hours
+677 days
+22830 days
Posts Archive
12 656
The article details Timescale's journey to optimize upsert performance on compressed hypertables in TimescaleDB, a PostgreSQL extension. It describes how the team addressed a customer's challenge with suboptimal upsert performance, ultimately achieving a 300x speed improvement by leveraging existing indexes for efficient conflict resolution during upserts on high-cardinality datasets.
https://www.timescale.com/blog/how-we-made-postgresql-upserts-300x-faster-on-compressed-data
π Join our community ππ»
12 656
Kyanos is an ebpf based networking analysis tool. It can visualize the time packets spend in the kernel, analyze requests/responses in command line, suppport various L7 protocols like HTTP/Redis/MySQL.
https://github.com/hengyoush/kyanos
π Join our community ππ»
12 656
A Helm plugin that uses Common Expression Language (CEL) to validate values. Instead of using JSON Schema in values.schema.json, you can write more expressive validation rules using CEL in values.cel.yaml.
https://github.com/idsulik/helm-cel
π Join our community ππ»
12 656
The article "Using Tracetest with OpenTelemetry for Trace-based Testing" explores the concept of trace-based testing in distributed systems and introduces tools to implement this approach. It delves into the basics of distributed tracing, compares it with traditional logging methods, and demonstrates how to use OpenTelemetry for instrumentation and Tracetest for creating and running trace-based tests.
https://tracetest.io/blog/trace-based-testing-with-opentelemetry-using-tracetest-with-opentelemetry
π Join our community ππ»
12 656
The article "Linux LKM Persistence" explores advanced techniques for maintaining persistence on Linux systems using loadable kernel modules (LKMs). It delves into the methods of loading malicious kernel modules at boot time, focusing on the use of the
systemd-modules-load service to install and hide a rootkit
https://righteousit.com/2024/11/18/linux-lkm-persistence/
π Join our community ππ»12 656
Cloud-agnostic managed Kubernetes
https://github.com/berops/claudie
π Join our community ππ»
12 656
Repost from N/a
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12 656
data plane testing utility of cloud native
https://github.com/kdoctor-io/kdoctor
π Join our community ππ»
12 656
In the world of microservices, implementing retries can be a double-edged sword, potentially causing more harm than good if not carefully designed. This article, presented as a fictional story about developer Ben, explores the complexities of retry mechanisms in a large-scale system, revealing how seemingly simple solutions can lead to unexpected challenges and the importance of thorough testing and simulation in distributed systems.
https://medium.com/yandex/good-retry-bad-retry-an-incident-story-648072d3cee6
π Join our community ππ»
12 656
AWS RDS IAM database authentication offers a secure and efficient method for managing access to RDS instances without the need for traditional database credentials. This article explores the implementation of IAM authentication for RDS databases in an Amazon EKS environment, demonstrating how to configure and deploy this setup using Terraform for infrastructure as code.
https://rtfm.co.ua/en/aws-rds-iam-database-authentication-eks-pod-identities-and-terraform
π Join our community ππ»
12 656
Dynamic versioning library and CLI
https://github.com/mtkennerly/dunamai
π Join our community ππ»
12 656
Kardinal is the lightest-weight way to spin up dev and test environments in Kubernetes. Deploy the absolute minimum resources necessary and implement dev, test, and QA all in one cluster.
https://github.com/kurtosis-tech/kardinal
π Join our community ππ»
12 656
Effective endpoint health monitoring is crucial for maintaining the reliability and performance of modern web applications and APIs. This article explores how to implement a robust health monitoring system using AWS services and Terraform, providing developers with a practical guide to ensure their endpoints remain responsive and available.
https://dev.to/wardove/endpoint-health-monitoring-with-aws-services-and-terraform-56e5
π Join our community ππ»
12 656
Platform engineering has emerged as a crucial discipline in modern software development, aiming to streamline the developer experience and improve productivity across organizations. This article explores how platform engineering principles can benefit companies of all sizes, from startups to large enterprises, by creating standardized, self-service infrastructure that empowers developers to focus on building and shipping products more efficiently.
https://thenewstack.io/platform-engineering-is-for-everyone/
π Join our community ππ»
12 656
Podman Terminal UI
https://github.com/containers/podman-tui
π Join our community ππ»
12 656
Terminal Network scanner & diagnostic tool with modern TUI
https://github.com/Chleba/netscanner
π Join our community ππ»
12 656
Cron jobs are powerful tools for automating repetitive tasks on Unix-based systems, allowing users to schedule commands or scripts to run at specific times or intervals. This comprehensive guide delves into the intricacies of cron jobs, covering everything from basic syntax and setup to advanced monitoring techniques and best practices for efficient system management.
https://razorops.com/blog/a-detailed-guide-to-cron-jobs
π Join our community ππ»
12 656
The principle of least privilege is a foundational security practice aimed at minimizing access by granting only the necessary permissions to identities, ensuring tighter control over resources. In this article, Chainguard CTO Matt Moore introduces the concept of Audited Least Privilege, a complementary approach that leverages IAM audit logs and alert policies to enhance resource-centric security as part of a layered defense strategy.
https://www.chainguard.dev/unchained/audited-least-privilege
π Join our community ππ»
12 656
Kubernetes WithOut Kubelet - Simulates thousands of Nodes and Clusters.
https://github.com/kubernetes-sigs/kwok
π Join our community ππ»
12 656
βοΈ User-friendly and detailed socket statistics with a Terminal UI.
https://github.com/PabloLec/neoss
π₯ Receives $200 credit on DigitalOcean π
