{"action":"created","issue":{"url":"https://api.github.com/repos/docker/docker/issues/20740","repository_url":"https://api.github.com/repos/docker/docker","labels_url":"https://api.github.com/repos/docker/docker/issues/20740/labels{/name}","comments_url":"https://api.github.com/repos/docker/docker/issues/20740/comments","events_url":"https://api.github.com/repos/docker/docker/issues/20740/events","html_url":"https://github.com/docker/docker/issues/20740","id":136896001,"number":20740,"title":"Using --tmpfs from non-Linux clients fails because mount flags are undefined","user":{"login":"dato","id":73768,"avatar_url":"https://avatars.githubusercontent.com/u/73768?v=3","gravatar_id":"","url":"https://api.github.com/users/dato","html_url":"https://github.com/dato","followers_url":"https://api.github.com/users/dato/followers","following_url":"https://api.github.com/users/dato/following{/other_user}","gists_url":"https://api.github.com/users/dato/gists{/gist_id}","starred_url":"https://api.github.com/users/dato/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dato/subscriptions","organizations_url":"https://api.github.com/users/dato/orgs","repos_url":"https://api.github.com/users/dato/repos","events_url":"https://api.github.com/users/dato/events{/privacy}","received_events_url":"https://api.github.com/users/dato/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/docker/docker/labels/kind/bug","name":"kind/bug","color":"FF8C94"},{"url":"https://api.github.com/repos/docker/docker/labels/status/claimed","name":"status/claimed","color":"fef2c0"},{"url":"https://api.github.com/repos/docker/docker/labels/version/1.10","name":"version/1.10","color":"ededed"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":10,"created_at":"2016-02-27T08:25:07Z","updated_at":"2016-10-04T03:30:49Z","closed_at":null,"body":"This works on my Linux server:\r\n\r\n```\r\nserver$ docker run --rm --tmpfs /run2:ro busybox && echo ok\r\nok\r\n```\r\n\r\nBut if I run the same on my laptop (with `DOCKER_HOST` appropriately set):\r\n\r\n```\r\nlaptop$ docker run --rm --tmpfs /run2:ro busybox && echo ok\r\ndocker: Invalid tmpfs option [\"ro\"].\r\nSee 'docker run --help'.\r\n```\r\n\r\nBoth machines are running 1.10.2:\r\n\r\n```\r\nserver$ docker version\r\nClient:\r\n Version:      1.10.2\r\n API version:  1.22\r\n Go version:   go1.5.3\r\n Git commit:   c3959b1\r\n Built:        Mon Feb 22 21:37:01 2016\r\n OS/Arch:      linux/amd64\r\n\r\nServer:\r\n Version:      1.10.2\r\n API version:  1.22\r\n Go version:   go1.5.3\r\n Git commit:   c3959b1\r\n Built:        Mon Feb 22 21:37:01 2016\r\n OS/Arch:      linux/amd64\r\n\r\n===\r\n\r\nlaptop$ docker version\r\nClient:\r\n Version:      1.10.2\r\n API version:  1.22\r\n Go version:   go1.6\r\n Git commit:   c3959b1\r\n Built:        Tue Feb 23 21:12:32 UTC 2016\r\n OS/Arch:      darwin/amd64\r\n\r\nServer:\r\n Version:      1.10.2\r\n API version:  1.22\r\n Go version:   go1.5.3\r\n Git commit:   c3959b1\r\n Built:        Mon Feb 22 21:37:01 2016\r\n OS/Arch:      linux/amd64\r\n```\r\n\r\nMany thanks in advance."},"comment":{"url":"https://api.github.com/repos/docker/docker/issues/comments/251287176","html_url":"https://github.com/docker/docker/issues/20740#issuecomment-251287176","issue_url":"https://api.github.com/repos/docker/docker/issues/20740","id":251287176,"user":{"login":"NotBobTheBuilder","id":1965587,"avatar_url":"https://avatars.githubusercontent.com/u/1965587?v=3","gravatar_id":"","url":"https://api.github.com/users/NotBobTheBuilder","html_url":"https://github.com/NotBobTheBuilder","followers_url":"https://api.github.com/users/NotBobTheBuilder/followers","following_url":"https://api.github.com/users/NotBobTheBuilder/following{/other_user}","gists_url":"https://api.github.com/users/NotBobTheBuilder/gists{/gist_id}","starred_url":"https://api.github.com/users/NotBobTheBuilder/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/NotBobTheBuilder/subscriptions","organizations_url":"https://api.github.com/users/NotBobTheBuilder/orgs","repos_url":"https://api.github.com/users/NotBobTheBuilder/repos","events_url":"https://api.github.com/users/NotBobTheBuilder/events{/privacy}","received_events_url":"https://api.github.com/users/NotBobTheBuilder/received_events","type":"User","site_admin":false},"created_at":"2016-10-04T03:30:49Z","updated_at":"2016-10-04T03:30:49Z","body":"This issue seems to still exist on 1.12.1, (discovered when trying to build the [dcos](https://github.com/dcos/dcos-docker) natively on mac rather than inside a linux vagrant box)."}}
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