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21CTO
21CTO
Sep 23, 2025 · Cloud Computing

Oracle Appoints Two Co‑CEOs: What This Means for Cloud and AI Dominance

Oracle announced that Safra Catz will share the CEO role with Clay Magouyrk and Mike Sicilia, a move aimed at strengthening its cloud infrastructure and AI capabilities, while highlighting record financial performance and outlining the strategic importance of OCI, AI-driven growth, and the company's involvement in rebuilding TikTok's algorithm for U.S. security.

Co-CEOLeadershipOCI
0 likes · 7 min read
Oracle Appoints Two Co‑CEOs: What This Means for Cloud and AI Dominance
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Sep 5, 2025 · Cloud Native

How OCI‑Based ModelDistribution Simplifies AI Model Deployment Across Regions

This article explains how Alibaba Cloud ACK One's ModelDistribution leverages OCI images to standardize, version, and efficiently distribute large AI models across multiple Kubernetes clusters worldwide, addressing challenges of storage, deployment speed, and pre‑warming for rapid inference services.

AI Model DeploymentKubernetesModelDistribution
0 likes · 9 min read
How OCI‑Based ModelDistribution Simplifies AI Model Deployment Across Regions
21CTO
21CTO
Apr 11, 2025 · Information Security

Oracle Cloud Breach: What Happened and Why OCI Claims No Impact

Oracle disclosed that attackers stole data from its legacy Cloud Classic servers, posted the breach on security forums, and claimed millions of records were compromised, while the company insists its Oracle Cloud Infrastructure was never breached, prompting widespread criticism and concern.

OCIOraclecloud security
0 likes · 5 min read
Oracle Cloud Breach: What Happened and Why OCI Claims No Impact
dbaplus Community
dbaplus Community
Feb 2, 2025 · Cloud Native

From Virtualization to Containers: A Complete Journey Through Container Technology

This article provides a comprehensive overview of container technology, covering its definition, key characteristics, historical evolution from early virtualization to modern Docker and Kubernetes ecosystems, core Linux mechanisms such as cgroups and namespaces, runtime implementations, OCI standards, security enhancements, and container orchestration.

ContainersDockerKubernetes
0 likes · 21 min read
From Virtualization to Containers: A Complete Journey Through Container Technology
21CTO
21CTO
Dec 7, 2024 · Cloud Native

FreeBSD 14.2: The New BSD Release That Bridges Docker Fans to OCI Containers

FreeBSD 14.2‑RELEASE, the latest BSD version dedicated to Michael J. Karels, introduces OpenZFS 2.2.6, OpenSSL 3.0.15, enhanced OCI‑compatible container support with Podman tooling, and a streamlined upgrade process, while also highlighting remaining challenges such as GPU issues and desktop installer limitations.

BSDContainersFreeBSD
0 likes · 9 min read
FreeBSD 14.2: The New BSD Release That Bridges Docker Fans to OCI Containers
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
Infra Learning Club
Infra Learning Club
Sep 5, 2024 · Cloud Native

Deep Dive into Kubelet’s DeviceManager Source Code

This article explains how Kubernetes uses the device‑plugin framework to extend resources beyond CPU and memory, details the kubelet registration and allocation workflow, and walks through the relevant source code in pkg/kubelet/cm/devicemanager that builds the OCI spec.

CDIDRADevice Plugin
0 likes · 5 min read
Deep Dive into Kubelet’s DeviceManager Source Code
ITPUB
ITPUB
Dec 23, 2023 · Cloud Native

Why Podman Is Gaining Traction Over Docker: Key Differences and Future Impact

Podman, a daemonless OCI‑compatible container engine created by Red Hat, offers rootless operation, tighter security, and direct runtime interaction, positioning it as a compelling alternative to Docker while its broader adoption depends on ecosystem maturity and community support.

Cloud NativeDockerOCI
0 likes · 7 min read
Why Podman Is Gaining Traction Over Docker: Key Differences and Future Impact
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
Open Source Linux
Open Source Linux
Mar 7, 2022 · Cloud Native

Mastering Podman: A Docker‑Compatible, Daemon‑Free Container Runtime

This article explains what Podman is, highlights its key architectural differences from Docker, provides Docker‑compatible command references, shows how to install and configure accelerators, demonstrates rootless operation, and covers essential configuration files and volume handling for secure container management on Linux.

Docker alternativeLinuxOCI
0 likes · 16 min read
Mastering Podman: A Docker‑Compatible, Daemon‑Free Container Runtime
dbaplus Community
dbaplus Community
Jan 25, 2022 · Cloud Native

Master Podman: A Complete Guide to Daemonless Container Management

This article provides a comprehensive overview of Podman, an open‑source, daemon‑less container runtime, comparing it with Docker, detailing its architecture, installation, configuration, common commands, image building, registry acceleration, user namespace setup, volume handling, and rootless port mapping for Linux systems.

Container ManagementDocker alternativeLinux
0 likes · 19 min read
Master Podman: A Complete Guide to Daemonless Container Management
Alibaba Cloud Developer
Alibaba Cloud Developer
Jan 5, 2022 · Cloud Native

How to Parse Container Images in Go with go‑containerregistry

This article explains how to programmatically parse container images using Google's go‑containerregistry library, covering basic concepts such as ImageIndex, Image Manifest, layers, and diffIDs, and demonstrates retrieving image metadata, system packages, and Java application dependencies through code examples and practical Go snippets.

Container ImageDockerImage Analysis
0 likes · 16 min read
How to Parse Container Images in Go with go‑containerregistry
MaGe Linux Operations
MaGe Linux Operations
Jan 2, 2022 · Cloud Native

Podman vs Docker: Complete Guide to Installation, Commands & Best Practices

This article introduces Podman, an open‑source container runtime that runs without a daemon or root privileges, compares its architecture and features with Docker, and provides detailed instructions for installation, configuration, common commands, image management, volume handling, and user‑namespace setups on Linux.

DevOpsDocker alternativeOCI
0 likes · 17 min read
Podman vs Docker: Complete Guide to Installation, Commands & Best Practices
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
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.

Cloud NativeDockerKubernetes
0 likes · 12 min read
Kubernetes Deprecates Docker: Implications and Migration Guide
MaGe Linux Operations
MaGe Linux Operations
Feb 9, 2021 · Cloud Native

Demystifying Kubernetes Runtime: From Docker to CRI‑O and Kata

This article explains the evolution and inner workings of Kubernetes container runtimes, covering the classic Docker‑based flow, the roles of CRI, OCI, containerd, CRI‑O, and strong‑isolation solutions like Kata, gVisor, and Firecracker, while clarifying why the architecture became so layered.

CRICRI-OKata
0 likes · 12 min read
Demystifying Kubernetes Runtime: From Docker to CRI‑O and Kata
MaGe Linux Operations
MaGe Linux Operations
Jan 21, 2021 · Cloud Native

Beyond Docker: Exploring Modern Container Engines and Build Tools

While Docker once dominated container workflows, a growing ecosystem of tools—such as Podman, Buildah, Kaniko, BuildKit, and various runtimes—offers daemon‑less, root‑less, OCI‑compatible alternatives for building, running, and distributing images, and this guide compares their features, commands, and use cases.

BuildahCloud NativeContainer
0 likes · 15 min read
Beyond Docker: Exploring Modern Container Engines and Build Tools
21CTO
21CTO
Jan 14, 2021 · Cloud Native

Why You Might Want to Say Goodbye to Docker: A Look at Modern Container Tools

This article examines why Docker is no longer the sole container engine, compares alternatives like Podman, Buildah, Kaniko, and BuildKit, and explores container runtimes and image inspection tools, helping readers choose the best tools for their workflows.

Cloud NativeDockerImage Building
0 likes · 15 min read
Why You Might Want to Say Goodbye to Docker: A Look at Modern Container Tools
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.

Cloud NativeContainer ImageFilesystem
0 likes · 16 min read
Nydus Container Image Acceleration: Design, Implementation, and Production Experience
ITPUB
ITPUB
Nov 23, 2020 · Cloud Native

Beyond Docker: Exploring Modern Container Engines and Build Tools

While Docker once dominated containerization, a growing ecosystem of specialized tools—such as Podman, Buildah, Kaniko, BuildKit, and various runtimes—offers more focused, daemon‑less, and OCI‑compatible alternatives for building, running, and distributing images, prompting developers to evaluate which combination best fits their workflows.

BuildahDockerKubernetes
0 likes · 15 min read
Beyond Docker: Exploring Modern Container Engines and Build Tools
Alibaba Cloud Native
Alibaba Cloud Native
Oct 26, 2020 · Cloud Native

How Nydus Accelerates Container Image Delivery and Boosts Data Security

Nydus, an open‑source container image acceleration service built on Dragonfly, dramatically reduces image download time, enables on‑demand image loading, provides block‑level deduplication and end‑to‑end data integrity verification, and integrates seamlessly with OCI standards and cloud‑native ecosystems.

ContainerNydusOCI
0 likes · 10 min read
How Nydus Accelerates Container Image Delivery and Boosts Data Security
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.

Cloud NativeContainerDragonfly
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.

DockerLive CDOCI
0 likes · 17 min read
From Live CD to Docker: The Evolution of Union Filesystems and Modern Image Formats
MaGe Linux Operations
MaGe Linux Operations
May 8, 2020 · Cloud Native

Beyond Docker: Exploring Top Container Runtime Alternatives

This article analyzes Docker's declining market share and provides a detailed comparison of alternative container runtimes—including rkt, Mesos, LXC, OpenVZ, and Containerd—highlighting their features, advantages, and limitations for various production scenarios.

DockerLXCMesos
0 likes · 7 min read
Beyond Docker: Exploring Top Container Runtime Alternatives
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