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docker/swarmArchived

0
View on GitHub↗
5,730 stars·1,070 forks·Go·Apache-2.0·18 views

Swarm

Swarm is a container clustering system that pools multiple Docker hosts into a single virtual host, enabling transparent container scheduling and management across the cluster. It exposes the standard Docker API so existing Docker-compatible tools and clients can operate on the cluster without any modifications.

The system uses a distributed key-value store to maintain cluster state, enabling consistent scheduling decisions across nodes. A Docker-API proxy layer translates standard API calls into cluster-wide operations, while a host-pool abstraction hides individual host details from the client. Swarm supports swapping scheduling backends between a simple default and production-grade systems like Mesos for larger deployments, and includes health-check-based rescheduling that automatically moves failed containers to healthy hosts.

Container placement can be managed through a round-robin algorithm when no advanced scheduler is configured, and the pluggable scheduler backend allows runtime strategy changes. The system scales containers across hosts transparently, treating the entire cluster as a single Docker endpoint.

Features

  • Container Cluster Deployments - Pools multiple Docker hosts into a single virtual host for transparent container scheduling and management.
  • Cluster State Stores - Uses a distributed key-value store to maintain cluster state for consistent scheduling decisions.
  • Container Hosting - Pools multiple Docker hosts into a single virtual host to schedule and manage containers transparently across the cluster.
  • Docker API Proxies - Exposes a single Docker API endpoint that proxies standard calls across the cluster.
  • Host Pool Managers - Pools multiple Docker daemons into a single virtual host, hiding individual host details.
  • Scheduling Backend Swappers - Swaps the scheduling backend between a simple default and a production-grade system like Mesos.
  • Scheduling Backend Swappers - Swaps the scheduling backend between a simple default and a production-grade system like Mesos.
  • Scheduler Backend Swappers - Swaps scheduling strategies at runtime by delegating container placement to interchangeable backends.
  • Health-Check-Based Reschedulers - Monitors container health and automatically reschedules failed containers onto healthy hosts.
  • Application Platforms - Docker-native clustering and orchestration system.
  • Orchestration and Management - Native clustering and scheduling for containerized applications.

Star history

Star history chart for docker/swarmStar history chart for docker/swarm

How this analysis was created: This summary and feature list were written by an AI model that read the project's README and public documentation pages. Each feature links to the documentation it came from; stars, license and language come straight from the GitHub API. The model does not read the source code, and the analysis is refreshed when the project is re-analysed. Learn more on our About page.

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Frequently asked questions

What does docker/swarm do?

Swarm is a container clustering system that pools multiple Docker hosts into a single virtual host, enabling transparent container scheduling and management across the cluster. It exposes the standard Docker API so existing Docker-compatible tools and clients can operate on the cluster without any modifications.

What are the main features of docker/swarm?

The main features of docker/swarm are: Container Cluster Deployments, Cluster State Stores, Container Hosting, Docker API Proxies, Host Pool Managers, Scheduling Backend Swappers, Scheduler Backend Swappers, Health-Check-Based Reschedulers.

What are some open-source alternatives to docker/swarm?

Open-source alternatives to docker/swarm include: docker/compose — Docker Compose is a tool for defining and running multi-container applications through declarative configuration… mysticaltech/terraform-hcloud-kube-hetzner — This project is a Terraform Kubernetes provisioner and K3s cluster deployer designed to automate the installation and… wurstmeister/kafka-docker — This project provides a containerized distribution of Apache Kafka for deploying distributed messaging brokers and… feiskyer/kubernetes-handbook — This project is a comprehensive educational resource and operational handbook for Kubernetes. It serves as a technical… docker-archive-public/docker.labs — This project is a comprehensive collection of tutorials and guided laboratories designed to teach containerization,… codeaprendiz/learn-devops — This project is a comprehensive educational repository designed to teach DevOps practices through structured learning…

Open-source alternatives to Swarm

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