DevOps & SRE notes – Telegram
DevOps & SRE notes
12K subscribers
39 photos
19 files
2.5K links
Helpfull 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
Download Telegram
🚀 Perplexity – Your DevOps Superpower! 🔥

I use Perplexity daily for my DevOps tasks, and it’s a game-changer! 💻⚡️

🔍 Use it instead of search – get precise, instant answers without the noise.
🤖 All-in-One AI Hub – ChatGPT, Claude, and more in a single app.

Boost your workflow with smarter AI! 🚀💡

👉 🔗 Register Now 👈
🔥10👍62
This article provides a comprehensive guide on implementing a Kubernetes webhook admission controller for custom authorization logic. It covers the process of creating an authorization service using Golang, setting up TLS certificates for secure communication, and configuring the necessary Kubernetes resources

https://itnext.io/kubernetes-webhook-admission-controller-3271d041c636
👍6
The article demonstrates how TAR can cause a complete service outage in one zone if pods become unavailable, despite the presence of healthy pods in other zones1
. It also highlights additional limitations of TAR, such as inconsistent behavior with fewer than three pods per zone and potential conflicts with other Kubernetes features like horizontal pod autoscaling

https://buoyant.io/blog/the-trouble-with-topology-aware-routing-sacrificing-reliability-to-avoid-cross-zone-traffic
👍5
🐍 Python Notes 🐍

Stay on top of your Python skills with concise notes, tips, and tricks for every level of developer! Whether you're a beginner or advanced, these notes cover everything from basic syntax to advanced libraries and real-world applications.

📘 Comprehensive Python Guides
⚙️ Practical Coding Tips & Tricks
🚀 Master Python, Step by Step

Subscribe now and boost your Python knowledge! 📲
🔥5
This article details the author's experience integrating a MongoDB NoSQL database into a Kubernetes cluster and connecting it with a Spring Boot application. It provides a step-by-step guide on setting up a local Kind Kubernetes cluster, installing the MongoDB operator, creating a MongoDB cluster, and developing a Spring Boot application that interacts with the database

https://medium.com/@martin.hodges/my-experience-adding-a-mongodb-no-sql-database-to-my-kubernetes-cluster-f43fe72fa0ba
👍4
This blog post provides an in-depth exploration of the new mseal system call introduced in Linux kernel 6.10. The mseal syscall implements "memory sealing," allowing developers to make memory regions immutable during program runtime1
. It prevents attackers from modifying sealed memory areas, even with code execution capabilities1

https://blog.trailofbits.com/2024/10/25/a-deep-dive-into-linuxs-new-mseal-syscall/
👍3
This article provides an in-depth exploration of OpenTelemetry logs, a powerful open-source observability framework. It discusses how OpenTelemetry simplifies the collection and management of telemetry data at scale, offering developers better insights into application performance and behavior.


https://manassharma.hashnode.dev/opentelemetry-logs-deep-dive
👍5
This blog post discusses preemptible pods in Kubernetes, a feature that allows for more efficient resource utilization in cluster environments. It likely explores how PerfectScale's solutions can help users optimize their Kubernetes deployments by leveraging preemptible pods effectively.

https://www.perfectscale.io/blog/preemptible-pods
👍3
This author explores two primary collaboration styles in software development: individual stewardship and shared stewardship. It delves into the characteristics, strengths, and weaknesses of each approach, providing insights into their application in various work environments

https://rethinkingsoftware.substack.com/p/programmer-collaboration-styles
👍4
This article details Cloudflare's successful migration of billions of DNS records from their main database cluster to a new dedicated DNS database. The migration involved moving 1.7 billion records from the primary DNS table and 4.3 billion records from an archive table, while ensuring zero data loss and minimal downtime

https://blog.cloudflare.com/migrating-billions-of-records-moving-our-active-dns-database-while-in-use/
👍3
This author explores how Otterize simplifies workload IAM integration in Kubernetes on Azure. It demonstrates how developers can manage IAM changes directly from within the cluster, using Otterize's open-source solution to automate managed identity and policy creation

https://itnext.io/kubernetes-automate-workload-iam-on-azure-with-otterize-860faa221eac
👍3