Maintaining the Maintainers: Container D's Practices and Challenges

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Container D, a foundational project in the container ecosystem, has faced significant challenges in maintaining its community and governance structure. As a project that has evolved from Docker (2015) and was donated to the Cloud Native Computing Foundation (CNCF) in 2017, Container D exemplifies the complexities of sustaining open-source projects. This article explores the strategies and challenges of maintaining maintainers, emphasizing the role of community engagement, role design, and governance mechanisms in ensuring the project's long-term viability.

DORA Metrics in Practice: Achieving Observability through Platform Integration

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In the rapidly evolving landscape of cloud-native development, the ability to measure and optimize software delivery processes has become critical. DORA Metrics—Deployment Frequency, Lead Time for Changes, Change Failure Rate, and Mean Time to Recovery—serve as foundational indicators for assessing team performance and aligning technical practices with business outcomes. However, the fragmented nature of modern toolchains and the lack of end-to-end visibility often hinder the effective implementation of these metrics. This article explores how observability, driven by platform integration and standardized frameworks like OpenTelemetry, can transform DORA metrics from abstract concepts into actionable insights, enabling teams to deliver software faster, reliably, and with greater alignment to business goals.

Customizing OpenTelemetry Collector with OCB: A CNCF Perspective

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The Cloud Native Computing Foundation (CNCF) has established OpenTelemetry as a critical tool for observability in cloud-native systems. At its core, the OpenTelemetry Collector acts as a middleware for processing telemetry data (logs, metrics, traces) from diverse sources. However, its true power lies in its extensibility, which is where the OpenTelemetry Collector Builder (OCB) comes into play. This article explores how OCB enables the creation of custom Collector distributions, emphasizing its role in optimizing performance, security, and deployment flexibility within the CNCF ecosystem.

Avoiding Breaking Changes in OpenTelemetry Collector: Strategies and Best Practices

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In the rapidly evolving world of software development, breaking changes pose significant risks to project stability and user adoption. The OpenTelemetry Collector, a core component of the Cloud Native Computing Foundation (CNCF) ecosystem, exemplifies how to manage these challenges effectively. This article explores strategies and best practices for avoiding breaking changes, drawing insights from the OpenTelemetry Collector’s architecture and the governance frameworks within the CNCF. By understanding these approaches, developers can ensure smoother transitions and maintain compatibility across diverse user bases.

Testing Kubernetes Limits with Kind: A Deep Dive into Scalability and Performance

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Kubernetes has become the de facto standard for container orchestration, enabling scalable and resilient application deployments. However, as systems grow in complexity, understanding the limits of Kubernetes' scalability and performance becomes critical. The Cloud Native Computing Foundation (CNCF) emphasizes the importance of rigorous testing to ensure systems can handle increasing workloads without compromising reliability. This article explores how **Kind** (Kubernetes IN Docker) serves as a powerful tool for simulating and testing Kubernetes constraints, focusing on scalability, performance, and the **scalability envelope** model.

Mastering Testing in the CNCF Ecosystem: Principles, Tools, and Best Practices

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In the rapidly evolving landscape of cloud-native computing, testing has become a cornerstone of ensuring reliability, scalability, and maintainability. As part of the Cloud Native Computing Foundation (CNCF) ecosystem, testing practices must align with the demands of distributed systems, microservices, and automated pipelines. This article explores the principles, tools, and strategies for effective testing within CNCF projects, emphasizing stability, efficiency, and community-driven best practices.

A Project Maintainers Guide To TAG Security: Open FGA Project's Practice

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In the rapidly evolving landscape of cloud-native technologies, ensuring robust security practices has become a critical priority. The Technical Advisory Group for Security (TAG Security), under the Cloud Native Computing Foundation (CNCF), plays a pivotal role in advancing security standards across cloud-native ecosystems. This article explores how Open FGA, a CNCF Sandbox project, leverages TAG Security initiatives to enhance its security posture, governance, and community engagement. By examining Open FGA's collaboration with TAG Security, we uncover practical strategies for maintaining security in open-source projects.

Project Reviews and Governance Stages in the CNCF Ecosystem

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The Cloud Native Computing Foundation (CNCF) has grown from 30 projects in 2013 to 209 today, necessitating structured governance to manage its expansion. The TOC Project Reviews Working Group (WG) plays a critical role in ensuring projects evolve through maturity stages with appropriate governance models. This article explores the framework for project reviews, governance structures, and stage-specific considerations to guide effective project management within the CNCF ecosystem.

An Imperfect Guide To Impact and Intent: Kubernetes and CNCF Code of Conduct in Practice

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**Impact** refers to the information received by others from speech, which cannot be fully controlled. **Intent** represents the message the speaker originally intended to convey, which may differ from the impact. For example, a brief response in a GitHub issue might be misinterpreted as disrespectful, even if the original intention was to assist.

Custom Resource Definitions: Versioning and Release Strategies in Kubernetes

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Custom Resource Definitions (CRDs) are a cornerstone of Kubernetes' extensibility, enabling developers to define new resources tailored to specific use cases. As the Kubernetes ecosystem evolves, managing versioning and releases for CRDs becomes critical to ensuring stability, compatibility, and user trust. This article explores the nuances of CRD versioning, release strategies, and the challenges of API changes, with a focus on the CNCF ecosystem and real-world implementations like Gateway API.