谁能告诉我什么&为什么导致我的德鲁伊集群在运行索引服务期间崩溃?
2018-06-15T11:20:30,005 ERROR [forking-task-runner-1] com.google.common.util.concurrent.ExecutionList - RuntimeException 执行runnable时 com.google.common.util.concurrent.Futures$4@5d6c7c87与遗嘱执行人 com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService@13d11704 java.util.concurrent.RejectedExecutionException:任务 io.druid.indexing.worker.WorkerTaskManager$$Lambda$39/1941452734@3eb73694 被拒绝了 java.util.concurrent.ThreadPoolExecutor@75b7801a [已终止,池大小 java.util.concurrent.ThreadPoolExecutor $ = 0,活动线程= 0,排队任务= 0,已完成任务= 25] $ AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) 〜[?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) 〜[?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379) 〜[?:1.8.0_171] at java.util.concurrent.Executors $ DelegatedExecutorService.execute(Executors.java:668) 〜[?:1.8.0_171] at io.druid.indexing.worker.WorkerTaskManager.submitNoticeToExec(WorkerTaskManager.java:179) 〜[druid-indexing-service-0.12.0-iap10.jar:0.12.0-iap10] at io.druid.indexing.worker.WorkerTaskManager.access $ 000(WorkerTaskManager.java:77) 〜[druid-indexing-service-0.12.0-iap10.jar:0.12.0-iap10] at io.druid.indexing.worker.WorkerTaskManager $ 2.onSuccess(WorkerTaskManager.java:243) 〜[druid-indexing-service-0.12.0-iap10.jar:0.12.0-iap10] at io.druid.indexing.worker.WorkerTaskManager $ 2.onSuccess(WorkerTaskManager.java:239) 〜[druid-indexing-service-0.12.0-iap10.jar:0.12.0-iap10] at com.google.common.util.concurrent.Futures $ 4.run(Futures.java:1181) 〜[guava-16.0.1.jar:?] at com.google.common.util.concurrent.MoreExecutors $ SameThreadExecutorService.execute(MoreExecutors.java:297) 〜[guava-16.0.1.jar:?] at com.google.common.util.concurrent.ExecutionList.executeListener(ExecutionList.java:156) [guava-16.0.1.jar:?] at com.google.common.util.concurrent.ExecutionList.execute(ExecutionList.java:145) [guava-16.0.1.jar:?] at com.google.common.util.concurrent.ListenableFutureTask.done(ListenableFutureTask.java:91) [guava-16.0.1.jar:?] at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:384) [?:1.8.0_171] at java.util.concurrent.FutureTask.set(FutureTask.java:233)[?:1.8.0_171] 在java.util.concurrent.FutureTask.run(FutureTask.java:274) [?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_171] at java.util.concurrent.ThreadPoolExecutor中的$ Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_171]在java.lang.Thread.run(Thread.java:748)[?:1.8.0_171]