{"action":"created","issue":{"url":"https://api.github.com/repos/paritytech/parity/issues/6780","repository_url":"https://api.github.com/repos/paritytech/parity","labels_url":"https://api.github.com/repos/paritytech/parity/issues/6780/labels{/name}","comments_url":"https://api.github.com/repos/paritytech/parity/issues/6780/comments","events_url":"https://api.github.com/repos/paritytech/parity/issues/6780/events","html_url":"https://github.com/paritytech/parity/issues/6780","id":265603581,"number":6780,"title":"listener accept error and restarts","user":{"login":"vogelito","id":1325863,"avatar_url":"https://avatars0.githubusercontent.com/u/1325863?v=4","gravatar_id":"","url":"https://api.github.com/users/vogelito","html_url":"https://github.com/vogelito","followers_url":"https://api.github.com/users/vogelito/followers","following_url":"https://api.github.com/users/vogelito/following{/other_user}","gists_url":"https://api.github.com/users/vogelito/gists{/gist_id}","starred_url":"https://api.github.com/users/vogelito/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vogelito/subscriptions","organizations_url":"https://api.github.com/users/vogelito/orgs","repos_url":"https://api.github.com/users/vogelito/repos","events_url":"https://api.github.com/users/vogelito/events{/privacy}","received_events_url":"https://api.github.com/users/vogelito/received_events","type":"User","site_admin":false},"labels":[{"id":290482954,"url":"https://api.github.com/repos/paritytech/parity/labels/Z0-question","name":"Z0-question","color":"f8f8f8","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2017-10-15T21:00:16Z","updated_at":"2017-10-16T12:07:44Z","closed_at":null,"author_association":"NONE","body":"\r\n\r\n> I'm running:\r\n> Parity/v1.7.6-unstable-1953533-20171013/x86_64-linux-gnu/rustc1.20.0\r\n> - **Parity version**: v1.7.6\r\n> - **Operating system**: Linux\r\n> - **And installed**:  from source\r\n\r\n_Your issue description goes here below. Try to include **actual** vs. **expected behavior** and **steps to reproduce** the issue._\r\n\r\n---\r\nParity v1.7.6 and v1.7.7 are crashing on me. I see thousands of lines like:\r\n```\r\n2017-10-15 19:55:24 UTC  ERROR hyper::server  listener accept error Too many open files (os error 24)\r\n```\r\n\r\nHere's a log of all of our restarts (notice the timestamps):\r\n```\r\n# cat /var/log/parity.log | grep Start\r\n2017-09-23 21:56:12 UTC main INFO parity::run  Starting Parity/v1.7.2-unstable-9f47909-20170918/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-10 18:59:33 UTC main INFO parity::run  Starting Parity/v1.7.3-unstable-d097956-20171009/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-13 10:37:14 UTC main INFO parity::run  Starting Parity/v1.7.5-unstable-5a1a7f6-20171012/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-13 20:40:25 UTC main INFO parity::run  Starting Parity/v1.7.6-unstable-1953533-20171013/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 18:21:03 UTC main INFO parity::run  Starting Parity/v1.7.6-unstable-1953533-20171013/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 18:51:09 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:50:44 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:51:05 UTC  ERROR hyper::server  listener accept error Too many open files (os error 24)2017-10-15 19:51:05 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:51:43 UTC  ERROR hyper::server  listener accept error Too many open files (os error 24)2017-10-15 19:51:43 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:52:30 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:53:27 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:54:59 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:55:24 UTC  ERROR hyper::server  listener accept error Too many open files (os error 24)2017-10-15 19:55:24 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:56:08 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 19:57:37 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:05:12 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:05:31 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:05:55 UTC  ERROR hyper::server  listener accept error Too many open files (os error 24)2017-10-15 20:05:55 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:06:20 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:06:45 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:08:04 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:08:30 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:09:53 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:11:46 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:20:04 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:21:51 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:25:07 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:33:46 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:34:09 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:38:00 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:41:18 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:42:05 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:42:33 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:48:40 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:49:45 UTC main INFO parity::run  Starting Parity/v1.7.7-unstable-eb7c648-20171015/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:51:07 UTC main INFO parity::run  Starting Parity/v1.7.6-unstable-1953533-20171013/x86_64-linux-gnu/rustc1.20.0\r\n2017-10-15 20:52:21 UTC main INFO parity::run  Starting Parity/v1.7.6-unstable-1953533-20171013/x86_64-linux-gnu/rustc1.20.0\r\n```\r\n\r\nOur bytes out graph looks unusual:\r\n<img width=\"562\" alt=\"screen shot 2017-10-15 at 3 54 55 pm\" src=\"https://user-images.githubusercontent.com/1325863/31589131-dfa72d1c-b1c1-11e7-9aff-30416872192d.png\">\r\n\r\nThis is happening at a node without significant RPC load"},"comment":{"url":"https://api.github.com/repos/paritytech/parity/issues/comments/336867018","html_url":"https://github.com/paritytech/parity/issues/6780#issuecomment-336867018","issue_url":"https://api.github.com/repos/paritytech/parity/issues/6780","id":336867018,"user":{"login":"vogelito","id":1325863,"avatar_url":"https://avatars0.githubusercontent.com/u/1325863?v=4","gravatar_id":"","url":"https://api.github.com/users/vogelito","html_url":"https://github.com/vogelito","followers_url":"https://api.github.com/users/vogelito/followers","following_url":"https://api.github.com/users/vogelito/following{/other_user}","gists_url":"https://api.github.com/users/vogelito/gists{/gist_id}","starred_url":"https://api.github.com/users/vogelito/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vogelito/subscriptions","organizations_url":"https://api.github.com/users/vogelito/orgs","repos_url":"https://api.github.com/users/vogelito/repos","events_url":"https://api.github.com/users/vogelito/events{/privacy}","received_events_url":"https://api.github.com/users/vogelito/received_events","type":"User","site_admin":false},"created_at":"2017-10-16T12:07:44Z","updated_at":"2017-10-16T12:07:44Z","author_association":"NONE","body":"Thanks. We're on Ubuntu and confirm we are back to running the latest stable version (1.7.7)"}}
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