在使用zookeeper 实现ha时，重启3个flink-yarn中一个实例时出现如下问题，请问是什么原因：
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.KeeperException$NoNodeException:
KeeperErrorCode = NoNode for /flink-ha/cluster_yarn/leader
at
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.KeeperException.create(KeeperException.java:114)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.KeeperException.create(KeeperException.java:54)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:792)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.utils.ZKPaths.mkdirs(ZKPaths.java:308)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CreateBuilderImpl$9.performBackgroundOperation(CreateBuilderImpl.java:801)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.OperationAndData.callPerformBackgroundOperation(OperationAndData.java:84)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.performBackgroundOperation(CuratorFrameworkImpl.java:965)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.backgroundOperationsLoop(CuratorFrameworkImpl.java:943)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.access$300(CuratorFrameworkImpl.java:66)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl$4.call(CuratorFrameworkImpl.java:346)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[?:1.8.0_131]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
[?:1.8.0_131]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
[?:1.8.0_131]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[?:1.8.0_131]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[?:1.8.0_131]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
15:27:55.123 [ERROR - Curator-Framework-0] (LeaderRetriever.java:108) Received
error from LeaderRetrievalService.
org.apache.flink.util.FlinkException: Unhandled error in
ZooKeeperLeaderRetrievalService:Background exception was not retry-able or
retry gave up
at
org.apache.flink.runtime.leaderretrieval.ZooKeeperLeaderRetrievalService.unhandledError(ZooKeeperLeaderRetrievalService.java:210)
[flink-dist_2.11-1.11.1.jar:1.11.1]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl$6.apply(CuratorFrameworkImpl.java:713)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl$6.apply(CuratorFrameworkImpl.java:709)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.listen.ListenerContainer$1.run(ListenerContainer.java:100)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.shaded.com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.listen.ListenerContainer.forEach(ListenerContainer.java:92)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.logError(CuratorFrameworkImpl.java:708)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.handleBackgroundOperationException(CuratorFrameworkImpl.java:924)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.performBackgroundOperation(CuratorFrameworkImpl.java:1001)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.backgroundOperationsLoop(CuratorFrameworkImpl.java:943)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.access$300(CuratorFrameworkImpl.java:66)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl$4.call(CuratorFrameworkImpl.java:346)
[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[?:1.8.0_131]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
[?:1.8.0_131]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
[?:1.8.0_131]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[?:1.8.0_131]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[?:1.8.0_131]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
Caused by:
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.KeeperException$NoNodeException:
KeeperErrorCode = NoNode for /flink-ha/cluster_yarn/leader
at
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.KeeperException.create(KeeperException.java:114)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.KeeperException.create(KeeperException.java:54)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:792)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.utils.ZKPaths.mkdirs(ZKPaths.java:308)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CreateBuilderImpl$9.performBackgroundOperation(CreateBuilderImpl.java:801)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.OperationAndData.callPerformBackgroundOperation(OperationAndData.java:84)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
at
org.apache.flink.shaded.curator4.org.apache.curator.framework.imps.CuratorFrameworkImpl.performBackgroundOperation(CuratorFrameworkImpl.java:965)
~[flink-shaded-zookeeper-3.4.14.jar:3.4.14-11.0]
... 9 more
