Issue
2019/05/09 21:50:07.380 +0800 ERROR [ExecutorManager] [Azkaban] No active executors found
2019/05/09 21:50:07.380 +0800 ERROR [StdOutErrRedirect] [Azkaban] Exception in thread "main"
2019/05/09 21:50:07.380 +0800 ERROR [StdOutErrRedirect] [Azkaban] azkaban.executor.ExecutorManagerException: No active executors found
2019/05/09 21:50:07.381 +0800 ERROR [StdOutErrRedirect] [Azkaban] at azkaban.executor.ActiveExecutors.setupExecutors(ActiveExecutors.java:52)
2019/05/09 21:50:07.381 +0800 ERROR [StdOutErrRedirect] [Azkaban] at azkaban.executor.ExecutorManager.setupExecutors(ExecutorManager.java:197)
2019/05/09 21:50:07.381 +0800 ERROR [StdOutErrRedirect] [Azkaban] at azkaban.executor.ExecutorManager.initialize(ExecutorManager.java:131)
2019/05/09 21:50:07.381 +0800 ERROR [StdOutErrRedirect] [Azkaban] at azkaban.executor.ExecutorManager.start(ExecutorManager.java:145)
2019/05/09 21:50:07.381 +0800 ERROR [StdOutErrRedirect] [Azkaban] at azkaban.webapp.AzkabanWebServer.launch(AzkabanWebServer.java:231)
2019/05/09 21:50:07.381 +0800 ERROR [StdOutErrRedirect] [Azkaban] at azkaban.webapp.AzkabanWebServer.main(AzkabanWebServer.java:224)
Answer
没有找到活动的executors，需在MySQL数据库里设置端口为12321的executors表的active为
update azkaban.executors set active=1;
