docker_practice/swarm_mode/overview.md

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#
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`Swarm` 使 [`SwarmKit`](https://github.com/docker/swarmkit/) 构建的 Docker 引擎内置(原生)的集群管理和编排工具。
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使 `Swarm`
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##
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Docker `Swarm` `Swarm` Docker `Swarm` (`node`)
(`manager`) (`worker`)
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`Swarm` `docker swarm` 退 `docker swarm leave` `Swarm` `leader``leader` `raft`
(`service`)
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Docker
![](https://docs.docker.com/engine/swarm/images/swarm-diagram.png)
##
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`Task` `Swarm`
`Services`
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* `replicated services`
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* `global services`
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`docker service create` `--mode`
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Docker
![](https://docs.docker.com/engine/swarm/images/services-diagram.png)