{"action":"created","issue":{"url":"https://api.github.com/repos/lxc/lxc/issues/887","repository_url":"https://api.github.com/repos/lxc/lxc","labels_url":"https://api.github.com/repos/lxc/lxc/issues/887/labels{/name}","comments_url":"https://api.github.com/repos/lxc/lxc/issues/887/comments","events_url":"https://api.github.com/repos/lxc/lxc/issues/887/events","html_url":"https://github.com/lxc/lxc/issues/887","id":139731655,"number":887,"title":"Live migration failed: can't open ghost original file","user":{"login":"SvenWiltink","id":5948093,"avatar_url":"https://avatars.githubusercontent.com/u/5948093?v=3","gravatar_id":"","url":"https://api.github.com/users/SvenWiltink","html_url":"https://github.com/SvenWiltink","followers_url":"https://api.github.com/users/SvenWiltink/followers","following_url":"https://api.github.com/users/SvenWiltink/following{/other_user}","gists_url":"https://api.github.com/users/SvenWiltink/gists{/gist_id}","starred_url":"https://api.github.com/users/SvenWiltink/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SvenWiltink/subscriptions","organizations_url":"https://api.github.com/users/SvenWiltink/orgs","repos_url":"https://api.github.com/users/SvenWiltink/repos","events_url":"https://api.github.com/users/SvenWiltink/events{/privacy}","received_events_url":"https://api.github.com/users/SvenWiltink/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":14,"created_at":"2016-03-09T23:20:23Z","updated_at":"2016-03-11T12:47:48Z","closed_at":null,"body":"I have a container running mysql-server (ubuntu image). When I try to migrate it, it can't create a checkpoint. The error it reports is the following: \r\n```\r\nerror: Error transferring container data: checkpoint failed:\r\n(00.316083) Error (files-reg.c:628): Can't open ghost original file: No such file or\r\n(00.316103) Error (cr-dump.c:1303): Dump files (pid: 2637) failed with -1\r\n(00.321660) Error (cr-dump.c:1600): Dumping FAILED.\r\n```\r\n\r\nlinux kernel: 4.4.4-040404\r\ncriu version: 2.0\r\nlxc version: 2.0.0.rc2"},"comment":{"url":"https://api.github.com/repos/lxc/lxc/issues/comments/195351817","html_url":"https://github.com/lxc/lxc/issues/887#issuecomment-195351817","issue_url":"https://api.github.com/repos/lxc/lxc/issues/887","id":195351817,"user":{"login":"SvenWiltink","id":5948093,"avatar_url":"https://avatars.githubusercontent.com/u/5948093?v=3","gravatar_id":"","url":"https://api.github.com/users/SvenWiltink","html_url":"https://github.com/SvenWiltink","followers_url":"https://api.github.com/users/SvenWiltink/followers","following_url":"https://api.github.com/users/SvenWiltink/following{/other_user}","gists_url":"https://api.github.com/users/SvenWiltink/gists{/gist_id}","starred_url":"https://api.github.com/users/SvenWiltink/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SvenWiltink/subscriptions","organizations_url":"https://api.github.com/users/SvenWiltink/orgs","repos_url":"https://api.github.com/users/SvenWiltink/repos","events_url":"https://api.github.com/users/SvenWiltink/events{/privacy}","received_events_url":"https://api.github.com/users/SvenWiltink/received_events","type":"User","site_admin":false},"created_at":"2016-03-11T12:47:48Z","updated_at":"2016-03-11T12:47:48Z","body":"Ok, so it is dumping ok now I think (I don't know where it puts the file). It sends the zfs over to the new host, but then encounters a different error:\r\n\r\n```\r\nt=2016-03-11T13:24:54+0100 lvl=info msg=handling method=GET url=/1.0 ip=@\r\nt=2016-03-11T13:24:54+0100 lvl=info msg=handling method=GET url=\"/1.0/containers?recursion=1\" ip=@\r\nt=2016-03-11T13:25:09+0100 lvl=info msg=handling method=GET url=/1.0/profiles ip=10.1.0.3:39528\r\nt=2016-03-11T13:25:09+0100 lvl=info msg=handling ip=10.1.0.3:39528 method=POST url=/1.0/containers\r\nt=2016-03-11T13:25:09+0100 lvl=info msg=handling method=GET url=/1.0/operations/1051346c-fc06-4a42-9843-a8081054e677/wait ip=10.1.0.3:39528\r\nt=2016-03-11T13:26:08+0100 lvl=eror msg=\"Error during migration sink\" err=\"checkpoint failed:\\ncheckpoint failed\"\r\nt=2016-03-11T13:27:37+0100 lvl=info msg=handling method=GET url=/1.0 ip=@\r\nt=2016-03-11T13:27:37+0100 lvl=info msg=handling method=GET url=\"/1.0/containers?recursion=1\" ip=@\r\nt=2016-03-11T13:28:12+0100 lvl=info msg=handling url=/1.0/profiles ip=10.1.0.3:39530 method=GET\r\nt=2016-03-11T13:28:12+0100 lvl=info msg=handling method=POST url=/1.0/containers ip=10.1.0.3:39530\r\nt=2016-03-11T13:28:12+0100 lvl=info msg=handling ip=10.1.0.3:39530 method=GET url=/1.0/operations/76b9d53e-88ff-4e69-808c-1fff65200113/wait\r\nt=2016-03-11T13:29:20+0100 lvl=eror msg=\"Error during migration sink\" err=\"checkpoint failed:\\ncheckpoint failed\"\r\n```\r\n\r\nI couldn't find any other logs, but maybe I have missed a spot."}}