{"action":"created","issue":{"url":"https://api.github.com/repos/apache/rocketmq/issues/556","repository_url":"https://api.github.com/repos/apache/rocketmq","labels_url":"https://api.github.com/repos/apache/rocketmq/issues/556/labels{/name}","comments_url":"https://api.github.com/repos/apache/rocketmq/issues/556/comments","events_url":"https://api.github.com/repos/apache/rocketmq/issues/556/events","html_url":"https://github.com/apache/rocketmq/issues/556","id":383074081,"node_id":"MDU6SXNzdWUzODMwNzQwODE=","number":556,"title":"useEpollNativeSelector = true Exception ","user":{"login":"Black-Mamba24","id":11400154,"node_id":"MDQ6VXNlcjExNDAwMTU0","avatar_url":"https://avatars2.githubusercontent.com/u/11400154?v=4","gravatar_id":"","url":"https://api.github.com/users/Black-Mamba24","html_url":"https://github.com/Black-Mamba24","followers_url":"https://api.github.com/users/Black-Mamba24/followers","following_url":"https://api.github.com/users/Black-Mamba24/following{/other_user}","gists_url":"https://api.github.com/users/Black-Mamba24/gists{/gist_id}","starred_url":"https://api.github.com/users/Black-Mamba24/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Black-Mamba24/subscriptions","organizations_url":"https://api.github.com/users/Black-Mamba24/orgs","repos_url":"https://api.github.com/users/Black-Mamba24/repos","events_url":"https://api.github.com/users/Black-Mamba24/events{/privacy}","received_events_url":"https://api.github.com/users/Black-Mamba24/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-11-21T11:25:25Z","updated_at":"2018-11-22T12:36:15Z","closed_at":null,"author_association":"NONE","body":"The issue tracker is **ONLY** used for bug report and feature request. Keep in mind, please check whether there is an existing same report before your raise a new one.\r\n\r\nAlternately (especially if your communication is not a bug report), you can send mail to our [mailing lists](http://rocketmq.apache.org/about/contact/). We welcome any friendly suggestions, bug fixes, collaboration and other improvements.\r\n\r\nPlease ensure that your bug report is clear and that it is complete. Otherwise, we may be unable to understand it or to reproduce it, either of which would prevent us from fixing the bug. We strongly recommend the report(bug report or feature request) could include some hints as the following:\r\n\r\n**BUG REPORT**\r\n\r\n1. Please describe the issue you observed:\r\n\r\n- What did you do (The steps to reproduce)?\r\nbroker.conf config useEpollNativeSelector = true, can't startup\r\n\r\n- What did you expect to see?\r\nstartup normally\r\n\r\n- What did you see instead?\r\nthrow IllegalStateException: incompatible event loop type: io.netty.channel.nio.NioEventLoop\r\n\r\n2. Please tell us about your environment:\r\nCentOS 7.2\r\n\r\n3. Other information (e.g. detailed explanation, logs, related issues, suggestions how to fix, etc):\r\nI am not sure about ET and LT, which does EpollEventLoopGroup use, which one is better.\r\n\r\n**FEATURE REQUEST**\r\n\r\n1. Please describe the feature you are requesting.\r\n\r\n2. Provide any additional detail on your proposed use case for this feature.\r\n\r\n2. Indicate the importance of this issue to you (blocker, must-have, should-have, nice-to-have). Are you currently using any workarounds to address this issue?\r\n\r\n4. If there are some sub-tasks using -[] for each subtask and create a corresponding issue to map to the sub task:\r\n\r\n- [sub-task1-issue-number](example_sub_issue1_link_here): sub-task1 description here, \r\n- [sub-task2-issue-number](example_sub_issue2_link_here): sub-task2 description here,\r\n- ...\r\n"},"comment":{"url":"https://api.github.com/repos/apache/rocketmq/issues/comments/441017673","html_url":"https://github.com/apache/rocketmq/issues/556#issuecomment-441017673","issue_url":"https://api.github.com/repos/apache/rocketmq/issues/556","id":441017673,"node_id":"MDEyOklzc3VlQ29tbWVudDQ0MTAxNzY3Mw==","user":{"login":"duhengforever","id":39583243,"node_id":"MDQ6VXNlcjM5NTgzMjQz","avatar_url":"https://avatars1.githubusercontent.com/u/39583243?v=4","gravatar_id":"","url":"https://api.github.com/users/duhengforever","html_url":"https://github.com/duhengforever","followers_url":"https://api.github.com/users/duhengforever/followers","following_url":"https://api.github.com/users/duhengforever/following{/other_user}","gists_url":"https://api.github.com/users/duhengforever/gists{/gist_id}","starred_url":"https://api.github.com/users/duhengforever/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/duhengforever/subscriptions","organizations_url":"https://api.github.com/users/duhengforever/orgs","repos_url":"https://api.github.com/users/duhengforever/repos","events_url":"https://api.github.com/users/duhengforever/events{/privacy}","received_events_url":"https://api.github.com/users/duhengforever/received_events","type":"User","site_admin":false},"created_at":"2018-11-22T12:36:15Z","updated_at":"2018-11-22T12:36:15Z","author_association":"MEMBER","body":"which version of RocketMQ  are you using now?"}}
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