{"action":"created","issue":{"url":"https://api.github.com/repos/chaos/ior/issues/27","labels_url":"https://api.github.com/repos/chaos/ior/issues/27/labels{/name}","comments_url":"https://api.github.com/repos/chaos/ior/issues/27/comments","events_url":"https://api.github.com/repos/chaos/ior/issues/27/events","html_url":"https://github.com/chaos/ior/issues/27","id":65250634,"number":27,"title":"ior unlinks files from /","user":{"login":"qisback","id":9962027,"avatar_url":"https://avatars.githubusercontent.com/u/9962027?v=3","gravatar_id":"","url":"https://api.github.com/users/qisback","html_url":"https://github.com/qisback","followers_url":"https://api.github.com/users/qisback/followers","following_url":"https://api.github.com/users/qisback/following{/other_user}","gists_url":"https://api.github.com/users/qisback/gists{/gist_id}","starred_url":"https://api.github.com/users/qisback/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/qisback/subscriptions","organizations_url":"https://api.github.com/users/qisback/orgs","repos_url":"https://api.github.com/users/qisback/repos","events_url":"https://api.github.com/users/qisback/events{/privacy}","received_events_url":"https://api.github.com/users/qisback/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-03-30T16:34:42Z","updated_at":"2015-03-30T17:19:17Z","closed_at":"2015-03-30T17:19:17Z","body":"ior unlinks files from the root file system (/)\r\n\r\nThis was noticed when compiling and running ior on a rhel/centos 7 system due to bin / sbin / lib / lib64 now being symbolic links.\r\n\r\nOnce ior runs on a rhel / centos 7 system the following error will occur when using executables requiring libraries within /lib / lib64:\r\n\r\ni.e. when executing \"ls\"\r\n-bash: /usr/bin/ls: /lib64/ld-linux-x86-64.so.2: bad ELF interpreter: No such file or directory\r\n\r\nYou will need to relink these directories.\r\n\r\nThis issue is also apparent on centos 6.6 as testfiles created within root are unlinked.\r\n\r\nDuring a strace the unlink can be seen:\r\n\r\nunlink(\"//i_am_a_test_file_in_root\")    = 0\r\n\r\ni_am_a_test_file_in_root was created prior to running ior and is no longer there afterwards."},"comment":{"url":"https://api.github.com/repos/chaos/ior/issues/comments/87757737","html_url":"https://github.com/chaos/ior/issues/27#issuecomment-87757737","issue_url":"https://api.github.com/repos/chaos/ior/issues/27","id":87757737,"user":{"login":"qisback","id":9962027,"avatar_url":"https://avatars.githubusercontent.com/u/9962027?v=3","gravatar_id":"","url":"https://api.github.com/users/qisback","html_url":"https://github.com/qisback","followers_url":"https://api.github.com/users/qisback/followers","following_url":"https://api.github.com/users/qisback/following{/other_user}","gists_url":"https://api.github.com/users/qisback/gists{/gist_id}","starred_url":"https://api.github.com/users/qisback/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/qisback/subscriptions","organizations_url":"https://api.github.com/users/qisback/orgs","repos_url":"https://api.github.com/users/qisback/repos","events_url":"https://api.github.com/users/qisback/events{/privacy}","received_events_url":"https://api.github.com/users/qisback/received_events","type":"User","site_admin":false},"created_at":"2015-03-30T17:19:17Z","updated_at":"2015-03-30T17:19:17Z","body":"On further investigation it would appear that it is a bug in the version of openmpi being used.\r\n\r\nYou should be able to reproduce this problem with openmpi 1.8.0\r\nhttp://www.open-mpi.org/software/ompi/v1.8/downloads/openmpi-1.8.tar.gz\r\n\r\nUsing openmpi 1.8.3 I cannot currently reproduce the error seen."}}