{"action":"created","issue":{"url":"https://api.github.com/repos/coreos/bugs/issues/1654","repository_url":"https://api.github.com/repos/coreos/bugs","labels_url":"https://api.github.com/repos/coreos/bugs/issues/1654/labels{/name}","comments_url":"https://api.github.com/repos/coreos/bugs/issues/1654/comments","events_url":"https://api.github.com/repos/coreos/bugs/issues/1654/events","html_url":"https://github.com/coreos/bugs/issues/1654","id":188323165,"number":1654,"title":"docker ps hangs","user":{"login":"crawford","id":368848,"avatar_url":"https://avatars.githubusercontent.com/u/368848?v=3","gravatar_id":"","url":"https://api.github.com/users/crawford","html_url":"https://github.com/crawford","followers_url":"https://api.github.com/users/crawford/followers","following_url":"https://api.github.com/users/crawford/following{/other_user}","gists_url":"https://api.github.com/users/crawford/gists{/gist_id}","starred_url":"https://api.github.com/users/crawford/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/crawford/subscriptions","organizations_url":"https://api.github.com/users/crawford/orgs","repos_url":"https://api.github.com/users/crawford/repos","events_url":"https://api.github.com/users/crawford/events{/privacy}","received_events_url":"https://api.github.com/users/crawford/received_events","type":"User","site_admin":false},"labels":[{"id":264722860,"url":"https://api.github.com/repos/coreos/bugs/labels/area/usability","name":"area/usability","color":"bfe5bf","default":false},{"id":113340566,"url":"https://api.github.com/repos/coreos/bugs/labels/component/docker","name":"component/docker","color":"0052cc","default":false},{"id":113394315,"url":"https://api.github.com/repos/coreos/bugs/labels/kind/regression","name":"kind/regression","color":"DF0101","default":false},{"id":264365389,"url":"https://api.github.com/repos/coreos/bugs/labels/priority/P0","name":"priority/P0","color":"DF0101","default":false},{"id":275179790,"url":"https://api.github.com/repos/coreos/bugs/labels/team/os","name":"team/os","color":"ffffff","default":false},{"id":436174619,"url":"https://api.github.com/repos/coreos/bugs/labels/version/docker/1.11.2","name":"version/docker/1.11.2","color":"c5def5","default":false},{"id":436175447,"url":"https://api.github.com/repos/coreos/bugs/labels/version/docker/1.12.1","name":"version/docker/1.12.1","color":"c5def5","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":25,"created_at":"2016-11-09T18:51:57Z","updated_at":"2016-11-30T09:23:49Z","closed_at":null,"body":"# Issue Report #\r\n\r\n## Bug ##\r\n\r\n### CoreOS Version ###\r\n\r\n1185.3.0\r\n\r\n### Environment ###\r\n\r\nAWS and GCE confirmed. Likely all environments.\r\n\r\n### Expected Behavior ###\r\n\r\n`docker ps` properly returns the list of running containers.\r\n\r\n### Actual Behavior ###\r\n\r\n`docker ps` eventually hangs (not sure which conditions cause it yet).\r\n\r\n### Reproduction Steps ###\r\n\r\nIn @matti's case:\r\n\r\n```\r\n$ docker ps -n 17\r\n# works\r\n\r\n$ docker ps -n 18\r\n# hangs\r\n```\r\n\r\n### Other Information ###\r\n\r\nstrace:\r\n```\r\n$ strace -s  128 docker ps -n 18\r\nclock_gettime(CLOCK_MONOTONIC, {484793, 504192514}) = 0\r\nfutex(0xc820064108, FUTEX_WAKE, 1)      = 1\r\nread(5, 0xc820400000, 4096)             = -1 EAGAIN (Resource temporarily unavailable)\r\nwrite(5, \"GET /v1.23/containers/json?limit=18 HTTP/1.1\\r\\nHost: \\r\\nUser-Agent: Docker-Client/1.11.2 (linux)\\r\\n\\r\\n\", 98) = 98\r\nfutex(0xc820064108, FUTEX_WAKE, 1)      = 1\r\nfutex(0x22509c8, FUTEX_WAIT, 0, NULL\r\n```"},"comment":{"url":"https://api.github.com/repos/coreos/bugs/issues/comments/263823854","html_url":"https://github.com/coreos/bugs/issues/1654#issuecomment-263823854","issue_url":"https://api.github.com/repos/coreos/bugs/issues/1654","id":263823854,"user":{"login":"Jwpe","id":1651943,"avatar_url":"https://avatars.githubusercontent.com/u/1651943?v=3","gravatar_id":"","url":"https://api.github.com/users/Jwpe","html_url":"https://github.com/Jwpe","followers_url":"https://api.github.com/users/Jwpe/followers","following_url":"https://api.github.com/users/Jwpe/following{/other_user}","gists_url":"https://api.github.com/users/Jwpe/gists{/gist_id}","starred_url":"https://api.github.com/users/Jwpe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Jwpe/subscriptions","organizations_url":"https://api.github.com/users/Jwpe/orgs","repos_url":"https://api.github.com/users/Jwpe/repos","events_url":"https://api.github.com/users/Jwpe/events{/privacy}","received_events_url":"https://api.github.com/users/Jwpe/received_events","type":"User","site_admin":false},"created_at":"2016-11-30T09:23:49Z","updated_at":"2016-11-30T09:23:49Z","body":"@Raffo I haven't encountered the issue since upgrading to 1192.2.0, but I might just not have recreated the scenario where it occurs yet."}}
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