{"action":"closed","issue":{"url":"https://api.github.com/repos/pyr/cyanite/issues/239","repository_url":"https://api.github.com/repos/pyr/cyanite","labels_url":"https://api.github.com/repos/pyr/cyanite/issues/239/labels{/name}","comments_url":"https://api.github.com/repos/pyr/cyanite/issues/239/comments","events_url":"https://api.github.com/repos/pyr/cyanite/issues/239/events","html_url":"https://github.com/pyr/cyanite/issues/239","id":174061162,"number":239,"title":"Cyanite PID Hangs","user":{"login":"jacobrichard","id":1444401,"avatar_url":"https://avatars.githubusercontent.com/u/1444401?v=3","gravatar_id":"","url":"https://api.github.com/users/jacobrichard","html_url":"https://github.com/jacobrichard","followers_url":"https://api.github.com/users/jacobrichard/followers","following_url":"https://api.github.com/users/jacobrichard/following{/other_user}","gists_url":"https://api.github.com/users/jacobrichard/gists{/gist_id}","starred_url":"https://api.github.com/users/jacobrichard/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jacobrichard/subscriptions","organizations_url":"https://api.github.com/users/jacobrichard/orgs","repos_url":"https://api.github.com/users/jacobrichard/repos","events_url":"https://api.github.com/users/jacobrichard/events{/privacy}","received_events_url":"https://api.github.com/users/jacobrichard/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2016-08-30T16:10:47Z","updated_at":"2016-10-03T19:21:29Z","closed_at":"2016-10-03T19:21:29Z","body":"We have a stack sending around 300k metrics through a cyanite pid into cassandra. Running the latest copy of master performance seemed to have improved, but after being up for approximately 8 hours, the cyanite process seems to be frozen. \r\n\r\nWe have a carbon-c-relay sending to cyanite, and I see this in the carbon relay logs:\r\n`[2016-08-30 11:55:47] (ERR) failed to write() to 127.0.0.1:2109: Resource temporarily unavailable\r\n[2016-08-30 11:55:47] (ERR) server 127.0.0.1:2109: OK`\r\n\r\nThe cyanite log does not show anything (debug logging was not enabled). Here is a thread dump of the running state of the process in question:\r\n\r\n[cyanite-insert.txt](https://github.com/pyr/cyanite/files/445367/cyanite-insert.txt)"}}
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