{"action":"created","issue":{"url":"https://api.github.com/repos/uber/horovod/issues/593","repository_url":"https://api.github.com/repos/uber/horovod","labels_url":"https://api.github.com/repos/uber/horovod/issues/593/labels{/name}","comments_url":"https://api.github.com/repos/uber/horovod/issues/593/comments","events_url":"https://api.github.com/repos/uber/horovod/issues/593/events","html_url":"https://github.com/uber/horovod/issues/593","id":374405832,"node_id":"MDU6SXNzdWUzNzQ0MDU4MzI=","number":593,"title":"event_base_loop warning","user":{"login":"Fubukimaru","id":17855785,"node_id":"MDQ6VXNlcjE3ODU1Nzg1","avatar_url":"https://avatars0.githubusercontent.com/u/17855785?v=4","gravatar_id":"","url":"https://api.github.com/users/Fubukimaru","html_url":"https://github.com/Fubukimaru","followers_url":"https://api.github.com/users/Fubukimaru/followers","following_url":"https://api.github.com/users/Fubukimaru/following{/other_user}","gists_url":"https://api.github.com/users/Fubukimaru/gists{/gist_id}","starred_url":"https://api.github.com/users/Fubukimaru/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Fubukimaru/subscriptions","organizations_url":"https://api.github.com/users/Fubukimaru/orgs","repos_url":"https://api.github.com/users/Fubukimaru/repos","events_url":"https://api.github.com/users/Fubukimaru/events{/privacy}","received_events_url":"https://api.github.com/users/Fubukimaru/received_events","type":"User","site_admin":false},"labels":[{"id":665452437,"node_id":"MDU6TGFiZWw2NjU0NTI0Mzc=","url":"https://api.github.com/repos/uber/horovod/labels/question","name":"question","color":"cc317c","default":true}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":5,"created_at":"2018-10-26T14:20:28Z","updated_at":"2019-01-04T05:40:48Z","closed_at":null,"author_association":"NONE","body":"Hello,\r\n\r\nI'm training a network using Horovod and I'm getting this warning constantly:\r\n\r\n```\r\n[warn] event_base_loop: reentrant invocation.  Only one event_base_loop can run on each event_base at once.\r\n```\r\nThe network trains correctly, but it's a bit annoying. I searched a bit on Internet and it seems that is something related to libev and mpi, any clue? \r\n\r\nI'm currently using Horovod version 0.13.11\r\n\r\nThanks!"},"comment":{"url":"https://api.github.com/repos/uber/horovod/issues/comments/451357683","html_url":"https://github.com/uber/horovod/issues/593#issuecomment-451357683","issue_url":"https://api.github.com/repos/uber/horovod/issues/593","id":451357683,"node_id":"MDEyOklzc3VlQ29tbWVudDQ1MTM1NzY4Mw==","user":{"login":"alsrgv","id":16640218,"node_id":"MDQ6VXNlcjE2NjQwMjE4","avatar_url":"https://avatars2.githubusercontent.com/u/16640218?v=4","gravatar_id":"","url":"https://api.github.com/users/alsrgv","html_url":"https://github.com/alsrgv","followers_url":"https://api.github.com/users/alsrgv/followers","following_url":"https://api.github.com/users/alsrgv/following{/other_user}","gists_url":"https://api.github.com/users/alsrgv/gists{/gist_id}","starred_url":"https://api.github.com/users/alsrgv/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/alsrgv/subscriptions","organizations_url":"https://api.github.com/users/alsrgv/orgs","repos_url":"https://api.github.com/users/alsrgv/repos","events_url":"https://api.github.com/users/alsrgv/events{/privacy}","received_events_url":"https://api.github.com/users/alsrgv/received_events","type":"User","site_admin":false},"created_at":"2019-01-04T05:40:48Z","updated_at":"2019-01-04T05:40:48Z","author_association":"COLLABORATOR","body":"@Fubukimaru, ah - in that case you can probably avoid it by setting `HOROVOD_MPI_THREADS_DISABLE=1` during runtime."}}
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