DevOps&SRE Library – Telegram
DevOps&SRE Library
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Библиотека статей по теме DevOps и SRE.

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atlantis-drift-detection

Detect terraform drift in atlantis


https://github.com/cresta/atlantis-drift-detection
dRPC is looking for a backend developer with experience in Go and Kotlin

https://knowing-lift-507.notion.site/Backend-developer-Golang-Kotlin-14d03cb34a4d8007b00ced454ec06bb8
I advise against changing the kubelet root directory

https://cep.dev/posts/adventure-trying-change-kubelet-rootdir
The Containerization Tech Stack

The lifecycle of containers — from their high-level orchestration through to their low-level execution in the kernel — requires the interaction of many components, each abstracting away different levels of functionality. In this article we’ll explore the different technologies in this hierarchy which make containers possible. We’ll also touch on virtualization and sandboxing technologies.


https://medium.com/@noah_h/the-containerization-tech-stack-3ac4390d47bf
Server-Side Apply instead of 3-Way Merge: How werf 2.0 solves Helm 3 challenges

https://blog.werf.io/ssa-vs-3wm-in-helm-werf-nelm-4d7996354ebe
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Kubernetes Storage Performance Comparison Rook Ceph and Piraeus Datastore (LINSTOR)

Understanding Kubernetes storage is crucial for deployments that rely on persistent volumes within K8s. In this article, we’ll explore various software options for K8s storage based on online research. Additionally, we’ll delve into two specific choices that offer replicated block storage: Piraeus Datastore (LINSTOR) and Rook Ceph.


https://medium.com/@gjanders03/kubernetes-storage-performance-comparison-rook-ceph-and-piraeus-datastore-linstor-e9bc2859a8f0
Kube-Proxy and How it works!

Behind every Kubernetes network, there’s a crucial component that operates behind the scenes, converting your Services into functional networking rules. This component is known as Kube-Proxy.

In this article, we’ll delve into what Kube-Proxy is, how it functions, and its various modes. We’ll also show you how to inspect IPtables rules for a ClusterIP Service.


https://devops5.hashnode.dev/kube-proxy-and-how-it-works
A hands-on lab: Why running as root in Kubernetes containers is dangerous?

https://dev.to/wasiucionekm/kubernetes-security-in-practice-implications-of-running-containers-as-root-474n
The Case for Shared Storage

In this post, I’ll start off with a brief overview of “shared nothing” vs. “shared storage” architectures in general. This discussion will be a bit abstract and high-level, but the goal is to share with you some of the guiding philosophy that ultimately led to WarpStream’s architecture. We’ll then quickly transition to discussing the trade-offs between the two architectures more specifically in the context of data streaming and WarpStream; this is the WarpStream blog after all!


https://www.warpstream.com/blog/the-case-for-shared-storage
Breaking down CPU speed: How utilization impacts performance

The Performance Engineering team at GitHub assessed how CPU performance degrades as utilization increases and how this relates to capacity.


https://github.blog/engineering/architecture-optimization/breaking-down-cpu-speed-how-utilization-impacts-performance
Why we use our own hardware at Fastmail

Fastmail has a long history of using our own hardware. We have over two decades of experience running and optimising our systems to use our own bare metal servers efficiently.


https://www.fastmail.com/blog/why-we-use-our-own-hardware