DevOps & SRE notes – Telegram
DevOps & SRE notes
12K subscribers
38 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
This essay examines the shift in AWS's strategy as it begins to deprecate numerous services, marking the end of its "Everything Cloud" era. By focusing on core infrastructure services like EC2 and S3, AWS aims to optimize its offerings and redirect resources to more profitable areas, although this move introduces uncertainty about the longevity of new services.

https://newsletter.goodtechthings.com/p/the-end-of-the-everything-cloud
👍4
This post delves into the process of automating container image updates using Flux and GitHub Actions, highlighting how these tools can streamline application management by ensuring that applications always run with the latest and most secure images. By leveraging GitOps principles, users can automate the update of image tags in their Git repository, reducing manual errors and enhancing deployment efficiency across different environments.

https://dev.to/infracloud/automatic-image-update-to-git-using-flux-and-github-actions-3c4f
👍1
This article explores the integration of Varnish with Istio in a Kubernetes environment to achieve efficient caching and load balancing. By leveraging Istio's consistent hash-based load balancing, Varnish instances can be optimized to handle requests of the same type, ensuring that equivalent requests are routed to the same Varnish instance, thus maintaining high cache effectiveness and reducing latency.

https://medium.com/hamburger-berater-team/varnish-sharding-with-istio-in-kubernetes-402f313919aa
👍6
This essay explores Meta's ServiceRouter, a hyperscale service mesh designed to optimize inter-service communication and load balancing across global regions. By embedding routing logic directly into application code, ServiceRouter significantly reduces infrastructure costs while supporting complex features like sharded services and global load balancing using "locality rings," which dynamically route traffic based on latency and server load.

https://www.micahlerner.com/2024/03/28/servicerouter-hyperscale-and-minimal-cost-service-mesh-at-meta.html
👍3
This essay delves into the importance of continuous observability in CI/CD pipelines, emphasizing how it enhances the efficiency and reliability of software delivery processes. By leveraging tools like OpenTelemetry and the CDEvents specification, organizations can standardize data collection and analysis across different stages of the pipeline, providing a comprehensive view of the entire delivery process and facilitating better optimization and troubleshooting.

https://horovits.medium.com/continuous-observability-shedding-light-on-ci-cd-pipelines-fcc6c10c4987
2
This tutorial explores the use of Postgres's memory management system, specifically **MemoryContext**s, by building a simple HTTP server within a Postgres extension. The project demonstrates how to allocate and manage memory efficiently using Postgres's built-in memory context infrastructure, which simplifies memory management by automatically freeing allocated memory when the context is reset.

https://www.enterprisedb.com/blog/exploring-postgress-arena-allocator-writing-http-server-scratch
👍2
This explores the use of OpenTelemetry for monitoring browser applications, highlighting its ability to provide comprehensive insights into document load performance, user interactions, and network requests. By leveraging OpenTelemetry's browser instrumentation, developers can connect client and server traces, offering end-to-end visibility into application performance and facilitating the identification of bottlenecks across the entire request lifecycle.

https://www.highlight.io/blog/monitoring-browser-applications-with-opentelemetry
👍3
This guide provides an updated overview of AWS IAM security tooling, highlighting the complexity and challenges associated with managing AWS Identity and Access Management. It discusses various tools like PMapper, Cloudsplaining, and Apeman, which help in analyzing and optimizing IAM configurations to prevent privilege escalation, resource exposure, and other security risks. These tools offer features such as graph-based modeling, least privilege analysis, and automated reasoning to improve IAM security and compliance.

https://ramimac.me/aws-iam-tools-2024?ck_subscriber_id=2797503477
👍42
Kubescape is an open-source Kubernetes security platform for your IDE, CI/CD pipelines, and clusters. It includes risk analysis, security, compliance, and misconfiguration scanning, saving Kubernetes users and administrators precious time, effort, and resources.

https://github.com/kubescape/kubescape
👍4
Integrating Istio with OPA in Kubernetes environments offers developers a robust framework for managing authentication and authorization challenges. This blogpost explores how these technologies enable self-service tools and streamline policy enforcement, empowering teams to secure their microservices effectively.

https://aws.plainenglish.io/authentication-and-authorization-with-istio-and-opa-on-kubernetes-d4452508897c
👍2
Cilium Service Mesh, powered by eBPF, offers a lightweight and efficient solution for managing secure and observable communication between Kubernetes microservices. This article demonstrates how to deploy Cilium Service Mesh on Amazon EKS, highlighting its architecture, traffic management capabilities, and observability features through tools like Hubble.

https://aws.amazon.com/blogs/opensource/getting-started-with-cilium-service-mesh-on-amazon-eks/
👍5