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System Architect Go
System Architect Go
Sep 26, 2024 · Cloud Native

Introduction to OCI: Image, Distribution, and Runtime Specifications in the Code‑to‑Container Workflow

This article explains the Open Container Initiative (OCI) standards—Image-spec, Distribution-spec, and Runtime-spec—detailing how code is built into OCI images, pushed to registries, and executed via Kubernetes components such as kubelet, containerd/CRI‑O, and runc or kata‑containers, ensuring portable, interoperable containers.

ContainerKubernetesOCI
0 likes · 10 min read
Introduction to OCI: Image, Distribution, and Runtime Specifications in the Code‑to‑Container Workflow
Top Architect
Top Architect
Jun 6, 2023 · Cloud Native

Podman Tutorial: Overview, Differences from Docker, Common Commands, Installation, Configuration, and Usage

This article provides a comprehensive guide to Podman, covering its definition, key differences from Docker, essential CLI commands for containers and images, installation steps, registry accelerators, rootless operation, user namespace handling, volume usage, and configuration files for effective container management on Linux systems.

CLIContainerDocker
0 likes · 18 min read
Podman Tutorial: Overview, Differences from Docker, Common Commands, Installation, Configuration, and Usage
Selected Java Interview Questions
Selected Java Interview Questions
Jun 1, 2023 · Cloud Native

Understanding Podman: Features, Differences from Docker, and Common Commands

This article introduces Podman, an open‑source, daemon‑less container runtime compatible with Docker, explains its architectural differences, rootless operation, configuration files, common commands, image handling, volume usage, and practical tips for Linux environments.

Command LineDocker AlternativeOCI
0 likes · 16 min read
Understanding Podman: Features, Differences from Docker, and Common Commands
Cloud Native Technology Community
Cloud Native Technology Community
Mar 9, 2023 · Cloud Native

containerd Fuzzing Audit Uncovers Vulnerability and Enhances Cloud‑Native Security

The containerd project completed a comprehensive fuzzing audit that added 28 fuzzers, uncovered a critical OCI image import vulnerability (CVE‑2023‑25153), and demonstrated the robustness of its codebase while highlighting the importance of fuzz testing for cloud‑native runtime security.

GoOCIcloud native
0 likes · 9 min read
containerd Fuzzing Audit Uncovers Vulnerability and Enhances Cloud‑Native Security
DevOps Engineer
DevOps Engineer
Mar 30, 2022 · Cloud Native

Understanding Docker, containerd, CRI‑O, OCI and runc: The Container Ecosystem Explained

This article explains the key components and standards of the container ecosystem—including Docker, containerd, CRI‑O, OCI and runc—detailing how they interact, the role of the Container Runtime Interface, and why Docker is only a small part of a broader, interoperable cloud‑native landscape.

DockerOCIcloud native
0 likes · 11 min read
Understanding Docker, containerd, CRI‑O, OCI and runc: The Container Ecosystem Explained
Ops Development Stories
Ops Development Stories
Oct 27, 2021 · Cloud Native

Understanding RunC and Containerd: From OCI Specs to Cloud‑Native Runtimes

RunC, the OCI‑compliant low‑level container runtime originally derived from Docker’s libcontainer, works alongside high‑level runtimes like containerd and cri‑o, and this article explains its origins, lifecycle states, usage commands, and how it fits into the broader cloud‑native container ecosystem.

DockerOCIcloud native
0 likes · 15 min read
Understanding RunC and Containerd: From OCI Specs to Cloud‑Native Runtimes
Ops Development Stories
Ops Development Stories
Oct 25, 2021 · Cloud Native

Mastering runc: Build and Run OCI Bundles from Scratch

This guide explains how runc implements the OCI runtime spec, walks through creating an OCI bundle, using skopeo and umoci to fetch images, and demonstrates running containers in foreground and detached modes while highlighting the underlying Linux namespace mechanics.

DockerLinux namespacesOCI
0 likes · 12 min read
Mastering runc: Build and Run OCI Bundles from Scratch
Architects' Tech Alliance
Architects' Tech Alliance
Sep 24, 2021 · Cloud Native

Understanding the Deprecation of Docker in Kubernetes and Its Impact

The article explains the history of containers, the role of Docker and Kubernetes, why Kubernetes is deprecating Docker's dockershim, the timeline for the change, its impact on users, and the steps required to migrate to OCI‑compatible runtimes such as containerd or CRI‑O.

CRIDockerDockershim
0 likes · 11 min read
Understanding the Deprecation of Docker in Kubernetes and Its Impact
Top Architect
Top Architect
May 23, 2021 · Cloud Native

Kubernetes Deprecates Docker: Implications and Migration Guide

This article explains the background of containers, compares Docker and Kubernetes, details the deprecation of Docker's dockershim in Kubernetes v1.20, outlines the impact on developers and operators, and provides practical steps for migrating to OCI‑compatible runtimes.

DevOpsDockerKubernetes
0 likes · 12 min read
Kubernetes Deprecates Docker: Implications and Migration Guide
AntTech
AntTech
Dec 2, 2020 · Cloud Native

Nydus Container Image Acceleration: Design, Implementation, and Production Experience

The article introduces Nydus, an open‑source container image acceleration solution that replaces the traditional tarball‑based OCI format with a user‑space file system, enabling on‑demand loading, chunk‑level deduplication, secure distribution via Dragonfly, and demonstrates its large‑scale deployment success during Alibaba's 2020 Double‑11 event and in production workloads.

Container ImageNydusOCI
0 likes · 16 min read
Nydus Container Image Acceleration: Design, Implementation, and Production Experience
AntTech
AntTech
Oct 26, 2020 · Cloud Native

Nydus: Open‑Source Container Image Acceleration Service for Faster and Secure Deployments

The article introduces Nydus, an open‑source container image acceleration service co‑developed by Ant Group and Alibaba Cloud, explaining its architecture, on‑demand download, data deduplication, end‑to‑end consistency, OCI compatibility, and how it speeds up container startup while enhancing security.

ContainerNydusOCI
0 likes · 10 min read
Nydus: Open‑Source Container Image Acceleration Service for Faster and Secure Deployments
AntTech
AntTech
Jul 22, 2020 · Cloud Native

From Live CD to Docker: The Evolution of Union Filesystems and Modern Image Formats

The article traces the history from early Live CD technologies like Knoppix’s cloop and SquashFS, through the development of union filesystems such as aufs, to Docker’s layered image model, and discusses emerging next‑generation image formats aiming to reduce redundancy and improve lazy loading.

ContainerDockerImage Formats
0 likes · 17 min read
From Live CD to Docker: The Evolution of Union Filesystems and Modern Image Formats
Java Captain
Java Captain
May 12, 2019 · Operations

Fundamentals of Container Technology and Docker

This article explains the core concepts of container technology—including specifications, runtimes, management tools, image definitions, registries, and container operating systems—while illustrating why containers are advantageous for developers and operations teams in modern software delivery.

Container OSContainer RegistryContainers
0 likes · 9 min read
Fundamentals of Container Technology and Docker
Efficient Ops
Efficient Ops
May 5, 2016 · Operations

Why Docker Daemon Is a Minefield: Lessons from a Former Google SRE

In this talk, a former Google SRE shares his experiences moving from massive YouTube growth to Google Cloud operations and later to a Chinese startup, exposing the hidden pitfalls of Docker daemon, image management, container runtimes, and practical DevOps strategies for building, packaging, and running services.

DevOpsDockerOCI
0 likes · 17 min read
Why Docker Daemon Is a Minefield: Lessons from a Former Google SRE