DevOps & SRE notes – Telegram
DevOps & SRE notes
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Helpfull articles and tools for DevOps&SRE

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Managing workflows across multiple Kubernetes clusters can be challenging, but the Multicluster Scheduler for Argo Workflows simplifies the process. This article explains how to leverage this tool for efficient and coordinated task execution in distributed environments.

https://itnext.io/multicluster-scheduler-argo-workflows-across-kubernetes-clusters-ea98016499ca

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This article explores the challenges of scaling Infrastructure as Code (IaC) in enterprise environments and discusses various strategies for creating effective platform abstractions. It highlights the evolution from manual DevOps practices to declarative IaC tools, emphasizing the need for higher-level abstractions to address issues like inconsistent configurations, security gaps, and increasing costs as organizations grow.

https://dev.to/jarrid/platform-engineering-abstraction-how-to-scale-iac-for-enterprise-4e86
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Serverless computing is experiencing a resurgence in popularity, driven by a clearer understanding of its benefits and the emergence of new technologies. This article explores why serverless is trending again, highlighting four key factors: a solid definition, proven productivity gains, impressive success stories, and the introduction of WebAssembly as a solution to previous limitations.

https://www.fermyon.com/blog/why-serverless-is-trending-again

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The software supply chain security landscape is evolving, with Chainguard Images emerging as a distinct category within container security. This article introduces the concept of hardened container images and explores why they are crucial for building a secure supply chain, moving beyond traditional container scanning approaches to address the growing challenges of CVE management and compliance in cloud-native environments.

https://www.chainguard.dev/unchained/hardened-container-images-images-for-a-secure-supply-chain

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This author discusses implementing CloudWatch monitoring and alerting for Amazon EKS control-plane using Terraform, focusing on ETCD and APIserver metrics. The author provides detailed instructions on enabling Container Insights, creating custom dashboards, and setting up CloudWatch alarms for critical metrics to ensure proper monitoring of EKS clusters


https://marcincuber.medium.com/amazon-eks-etcd-monitoring-and-alerting-using-container-insights-b1db833b4a46

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In the realm of high-performance applications, Redis and Memcached stand out as game-changing in-memory data stores for fast data access implementation. This article delves into a comparative analysis of these two popular technologies, examining their performance metrics and scalability considerations to help decision-makers choose the optimal solution for their specific needs.

https://dzone.com/articles/performance-and-scalability-analysis-of-redis-memcached

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In the fast-paced world of software development, production incidents can be costly and disruptive, making prevention a top priority for teams. This article explores the intriguing question of whether a well-crafted explanation can serve as a powerful tool in averting potential disasters in production environments, challenging developers to rethink their approach to code documentation and communication.

https://jaywhy13.hashnode.dev/can-a-good-explanation-really-prevent-a-prod-incident

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Chainguard has introduced minimal Wolfi-based cloud workstations for their developers, extending their security principles beyond production environments. These workstations offer an always-up-to-date, standard, auditable, minimal, and ephemeral development environment in the cloud, built on top of Google's Cloud Workstations product

https://www.chainguard.dev/unchained/wolfi-at-work-minimal-developer-workstations-in-the-cloud

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The article addresses a common issue encountered when using the OpenTelemetry Python SDK to send telemetry data, specifically focusing on handling whitespace in OTLP headers. It explains the problem of invalid header format warnings and provides a solution for escaping the value part of the basic auth header to ensure proper data transmission.


https://last9.io/blog/whitespace-in-otlp-headers-and-opentelemetry-python-sdk/

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The article "ConfigMap Conundrum: Subtleties of Dynamic Updates in Kubernetes Configurations" explores the complexities of managing dynamic updates to ConfigMaps in Kubernetes environments. It likely delves into the challenges and nuances involved in updating ConfigMaps while applications are running, and how these changes affect the overall system behavior in a Kubernetes cluster.

https://blog.adityasamant.dev/configmap-conundrum-subtleties-of-dynamic-updates-in-kubernetes-configurations

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The Anatomy of Slow Code Reviews" examines the common causes and consequences of delayed code review processes in software development. The article likely explores factors contributing to review bottlenecks and offers strategies to streamline the code review workflow, enhancing team productivity and software quality.

https://thenewstack.io/the-anatomy-of-slow-code-reviews/

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