Get Started
About Docker Apply custom metadata Docker Deprecated Features Understand the architecture
Image management
Using certificates for repository client verification Run a local registry mirror
Docker run reference Dockerfile reference Remote API client libraries docker.io accounts API Docker Trusted Registry

active

See which machine is “active” (a machine is considered active if the DOCKER_HOST environment variable points to it).

$ docker-machine ls
NAME      ACTIVE   DRIVER         STATE     URL
dev                virtualbox     Running   tcp://192.168.99.103:2376
staging   *        digitalocean   Running   tcp://104.236.50.118:2376
$ echo $DOCKER_HOST
tcp://104.236.50.118:2376
$ docker-machine active
staging
On this page:
Sep 18, 2015 at 9:14pm (PST) { "docker/compose": { "ref": "docs", "repos": [ "git@github.com:docker/compose.git" ], "sha": "7a3e4bc0150dc4f06d72dcb07f966cf2b9e9d817" }, "docker/docker": { "ref": "docs", "repos": [ "git@github.com:docker/docker.git" ], "sha": "942363d3ca119c19d82525b4b9e0c65dc35b9359" }, "docker/docker-hub": { "ref": "master", "repos": [ "git@github.com:docker/hub2-demo.git" ], "sha": "afce1a61faf7fe947155d28a2e664d277e976947" }, "docker/docker-trusted-registry": { "ref": "docs", "repos": [ "git@github.com:docker/dhe-deploy.git" ], "sha": "81b18ab1a27313efeb8d3427244344986b52f0cd" }, "docker/docs-base": { "ref": "master", "repos": [ "git@github.com:docker/docs-base.git" ], "sha": "5f2f7a0649adcea1a55182605bb93494f87da7c1" }, "docker/machine": { "ref": "docs", "repos": [ "git@github.com:docker/machine.git" ], "sha": "e919cea54de94d8c4eab8d813151f5be4b1a0aa4" }, "docker/opensource": { "ref": "master", "repos": [ "git@github.com:docker/opensource.git" ], "sha": "c1bbeb9ef713d8d462cf54229b56dba048c716bb" }, "docker/registry": { "ref": "release/2.1", "repos": [ "git@github.com:docker/distribution.git" ], "sha": "9ca7921603852314b18a6ecc19f91806935f34bd" }, "docker/swarm": { "ref": "docs", "repos": [ "git@github.com:docker/swarm.git" ], "sha": "d241eca22dba573394500475923eed6094563ac6" }, "docker/tutorials": { "ref": "docs", "repos": [ "git@github.com:docker/tutorials.git" ], "sha": "76c87ad5a1ac7234b420745cca89a1413076f38d" }, "docs.docker.com": { "ref": "refs/heads/dtr-1.3-release", "repos": [ "git@github.com:moxiegirl/docs.docker.com.git", "git@github.com:docker/docs.docker.com.git" ], "sha": "6b37e676298bfb507e6e412f1f0637dcf7a4138f" }, "kitematic/kitematic": { "ref": "docs", "repos": [ "git@github.com:kitematic/kitematic.git" ], "sha": "7baf7707caf9a797f276e668df8e8e8a203746ee" } }