{"action":"created","issue":{"url":"https://api.github.com/repos/census-instrumentation/opencensus-java/issues/1599","repository_url":"https://api.github.com/repos/census-instrumentation/opencensus-java","labels_url":"https://api.github.com/repos/census-instrumentation/opencensus-java/issues/1599/labels{/name}","comments_url":"https://api.github.com/repos/census-instrumentation/opencensus-java/issues/1599/comments","events_url":"https://api.github.com/repos/census-instrumentation/opencensus-java/issues/1599/events","html_url":"https://github.com/census-instrumentation/opencensus-java/issues/1599","id":382540517,"node_id":"MDU6SXNzdWUzODI1NDA1MTc=","number":1599,"title":"100% cpu usage by OpenCensus.Disruptor-0","user":{"login":"danielnorberg","id":393289,"node_id":"MDQ6VXNlcjM5MzI4OQ==","avatar_url":"https://avatars1.githubusercontent.com/u/393289?v=4","gravatar_id":"","url":"https://api.github.com/users/danielnorberg","html_url":"https://github.com/danielnorberg","followers_url":"https://api.github.com/users/danielnorberg/followers","following_url":"https://api.github.com/users/danielnorberg/following{/other_user}","gists_url":"https://api.github.com/users/danielnorberg/gists{/gist_id}","starred_url":"https://api.github.com/users/danielnorberg/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danielnorberg/subscriptions","organizations_url":"https://api.github.com/users/danielnorberg/orgs","repos_url":"https://api.github.com/users/danielnorberg/repos","events_url":"https://api.github.com/users/danielnorberg/events{/privacy}","received_events_url":"https://api.github.com/users/danielnorberg/received_events","type":"User","site_admin":false},"labels":[{"id":415883746,"node_id":"MDU6TGFiZWw0MTU4ODM3NDY=","url":"https://api.github.com/repos/census-instrumentation/opencensus-java/labels/bug","name":"bug","color":"ee0701","default":true}],"state":"open","locked":false,"assignee":{"login":"bogdandrutu","id":1373887,"node_id":"MDQ6VXNlcjEzNzM4ODc=","avatar_url":"https://avatars0.githubusercontent.com/u/1373887?v=4","gravatar_id":"","url":"https://api.github.com/users/bogdandrutu","html_url":"https://github.com/bogdandrutu","followers_url":"https://api.github.com/users/bogdandrutu/followers","following_url":"https://api.github.com/users/bogdandrutu/following{/other_user}","gists_url":"https://api.github.com/users/bogdandrutu/gists{/gist_id}","starred_url":"https://api.github.com/users/bogdandrutu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bogdandrutu/subscriptions","organizations_url":"https://api.github.com/users/bogdandrutu/orgs","repos_url":"https://api.github.com/users/bogdandrutu/repos","events_url":"https://api.github.com/users/bogdandrutu/events{/privacy}","received_events_url":"https://api.github.com/users/bogdandrutu/received_events","type":"User","site_admin":false},"assignees":[{"login":"bogdandrutu","id":1373887,"node_id":"MDQ6VXNlcjEzNzM4ODc=","avatar_url":"https://avatars0.githubusercontent.com/u/1373887?v=4","gravatar_id":"","url":"https://api.github.com/users/bogdandrutu","html_url":"https://github.com/bogdandrutu","followers_url":"https://api.github.com/users/bogdandrutu/followers","following_url":"https://api.github.com/users/bogdandrutu/following{/other_user}","gists_url":"https://api.github.com/users/bogdandrutu/gists{/gist_id}","starred_url":"https://api.github.com/users/bogdandrutu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bogdandrutu/subscriptions","organizations_url":"https://api.github.com/users/bogdandrutu/orgs","repos_url":"https://api.github.com/users/bogdandrutu/repos","events_url":"https://api.github.com/users/bogdandrutu/events{/privacy}","received_events_url":"https://api.github.com/users/bogdandrutu/received_events","type":"User","site_admin":false}],"milestone":{"url":"https://api.github.com/repos/census-instrumentation/opencensus-java/milestones/21","html_url":"https://github.com/census-instrumentation/opencensus-java/milestone/21","labels_url":"https://api.github.com/repos/census-instrumentation/opencensus-java/milestones/21/labels","id":3801100,"node_id":"MDk6TWlsZXN0b25lMzgwMTEwMA==","number":21,"title":"Release 0.18.0","description":"","creator":{"login":"songy23","id":10536136,"node_id":"MDQ6VXNlcjEwNTM2MTM2","avatar_url":"https://avatars3.githubusercontent.com/u/10536136?v=4","gravatar_id":"","url":"https://api.github.com/users/songy23","html_url":"https://github.com/songy23","followers_url":"https://api.github.com/users/songy23/followers","following_url":"https://api.github.com/users/songy23/following{/other_user}","gists_url":"https://api.github.com/users/songy23/gists{/gist_id}","starred_url":"https://api.github.com/users/songy23/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/songy23/subscriptions","organizations_url":"https://api.github.com/users/songy23/orgs","repos_url":"https://api.github.com/users/songy23/repos","events_url":"https://api.github.com/users/songy23/events{/privacy}","received_events_url":"https://api.github.com/users/songy23/received_events","type":"User","site_admin":false},"open_issues":4,"closed_issues":9,"state":"open","created_at":"2018-11-06T17:49:42Z","updated_at":"2018-11-21T22:23:31Z","due_on":"2018-12-07T08:00:00Z","closed_at":null},"comments":1,"created_at":"2018-11-20T07:53:33Z","updated_at":"2018-11-22T05:12:28Z","closed_at":null,"author_association":"NONE","body":"Please answer these questions before submitting a bug report.\r\n\r\n### What version of OpenCensus are you using?\r\n0.17.0\r\n\r\n### What JVM are you using (`java -version`)?\r\n\r\njava version \"11.0.1\" 2018-10-16 LTS\r\nJava(TM) SE Runtime Environment 18.9 (build 11.0.1+13-LTS)\r\nJava HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.1+13-LTS, mixed mode)\r\n\r\n### What did you do?\r\nNormal opencensus use - low volume workload.\r\n\r\n### What did you expect to see?\r\nLow cpu usage.\r\n\r\n### What did you see instead?\r\nThe `OpenCensus.Disruptor-0` thread spinning and using a whole core even when the application is otherwise idle.\r\n\r\nThis manifested after we upgraded from Java 8 to Java 11.\r\n"},"comment":{"url":"https://api.github.com/repos/census-instrumentation/opencensus-java/issues/comments/440914756","html_url":"https://github.com/census-instrumentation/opencensus-java/issues/1599#issuecomment-440914756","issue_url":"https://api.github.com/repos/census-instrumentation/opencensus-java/issues/1599","id":440914756,"node_id":"MDEyOklzc3VlQ29tbWVudDQ0MDkxNDc1Ng==","user":{"login":"danielnorberg","id":393289,"node_id":"MDQ6VXNlcjM5MzI4OQ==","avatar_url":"https://avatars1.githubusercontent.com/u/393289?v=4","gravatar_id":"","url":"https://api.github.com/users/danielnorberg","html_url":"https://github.com/danielnorberg","followers_url":"https://api.github.com/users/danielnorberg/followers","following_url":"https://api.github.com/users/danielnorberg/following{/other_user}","gists_url":"https://api.github.com/users/danielnorberg/gists{/gist_id}","starred_url":"https://api.github.com/users/danielnorberg/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danielnorberg/subscriptions","organizations_url":"https://api.github.com/users/danielnorberg/orgs","repos_url":"https://api.github.com/users/danielnorberg/repos","events_url":"https://api.github.com/users/danielnorberg/events{/privacy}","received_events_url":"https://api.github.com/users/danielnorberg/received_events","type":"User","site_admin":false},"created_at":"2018-11-22T05:12:28Z","updated_at":"2018-11-22T05:12:28Z","author_association":"NONE","body":"With `opencensus-impl-0.18.0-20181121.224929-2.jar` the `OpenCensus.Disruptor-0` thread cpu usage has dropped down to around `%10` for me on java 11."}}
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