LiebingYu opened a new issue, #2017: URL: https://github.com/apache/fluss/issues/2017
### Search before asking - [x] I searched in the [issues](https://github.com/apache/fluss/issues) and found nothing similar. ### Fluss version main (development) ### Please describe the bug 🐞 When closing TabletServer, an `IllegalStateException` will always thrown when closing `DynamicConfigManager`. ``` 2025-11-25 17:15:31,506 WARN org.apache.fluss.server.ServerBase [] - RECEIVED SIGNAL 2: SIGINT. Shutting down as requested. 2025-11-25 17:15:31,507 INFO org.apache.fluss.server.tablet.TabletServer [] - Shutting down Tablet server (JVM_SHUTDOWN). 2025-11-25 17:15:31,507 INFO org.apache.fluss.server.tablet.TabletServer [] - Starting controlled shutdown. 2025-11-25 17:15:31,532 INFO org.apache.fluss.rpc.netty.server.RequestProcessorPool [] - Shutting down Fluss request processor pool. 2025-11-25 17:15:31,533 INFO org.apache.fluss.server.zk.ZooKeeperClient [] - Closing... 2025-11-25 17:15:31,534 INFO org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.CuratorFrameworkImpl [] - backgroundOperationsLoop exiting 2025-11-25 17:15:31,646 INFO org.apache.fluss.shaded.zookeeper3.org.apache.zookeeper.ZooKeeper [] - Session: 0x10054806144002a closed 2025-11-25 17:15:31,646 INFO org.apache.fluss.shaded.zookeeper3.org.apache.zookeeper.ClientCnxn [] - EventThread shut down for session: 0x10054806144002a 2025-11-25 17:15:33,727 INFO org.apache.fluss.rpc.netty.client.NettyClient [] - Netty client was shutdown successfully. 2025-11-25 17:15:33,728 INFO org.apache.fluss.server.kv.KvManager [] - Shutting down KvManager 2025-11-25 17:15:33,728 INFO org.apache.fluss.server.kv.KvManager [] - Shut down KvManager complete. 2025-11-25 17:15:33,728 INFO org.apache.fluss.server.log.LogManager [] - Shutting down LogManager. 2025-11-25 17:15:33,737 INFO org.apache.fluss.server.log.LogManager [] - Shut down LogManager complete. 2025-11-25 17:15:33,737 INFO org.apache.fluss.server.replica.fetcher.ReplicaFetcherManager [] - Shutting down fetcher manager. 2025-11-25 17:15:33,739 INFO org.apache.fluss.server.replica.fetcher.ReplicaFetcherManager [] - Shut down fetcher manager Completed. 2025-11-25 17:15:33,740 INFO org.apache.fluss.server.replica.delay.DelayedOperationManager$ExpiredOperationReaper [] - Shutting down 2025-11-25 17:15:33,740 INFO org.apache.fluss.server.replica.delay.DelayedOperationManager$ExpiredOperationReaper [] - Stopped 2025-11-25 17:15:33,740 INFO org.apache.fluss.server.replica.delay.DelayedOperationManager$ExpiredOperationReaper [] - Shutdown completed 2025-11-25 17:15:33,740 INFO org.apache.fluss.server.replica.delay.DelayedOperationManager$ExpiredOperationReaper [] - Shutting down 2025-11-25 17:15:33,741 INFO org.apache.fluss.server.replica.delay.DelayedOperationManager$ExpiredOperationReaper [] - Stopped 2025-11-25 17:15:33,741 INFO org.apache.fluss.server.replica.delay.DelayedOperationManager$ExpiredOperationReaper [] - Shutdown completed 2025-11-25 17:15:33,741 INFO org.apache.fluss.server.authorizer.ZkNodeChangeNotificationWatcher [] - Stopping TableChangeWatcher 2025-11-25 17:15:33,741 ERROR org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.CuratorFrameworkImpl [] - Background exception was not retry-able or retry gave up java.lang.IllegalStateException: Client is not started at org.apache.fluss.shaded.curator5.org.apache.curator.shaded.com.google.common.base.Preconditions.checkState(Preconditions.java:502) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.CuratorZookeeperClient.getZooKeeper(CuratorZookeeperClient.java:139) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.CuratorFrameworkImpl.performBackgroundOperation(CuratorFrameworkImpl.java:1012) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.CuratorFrameworkImpl.processBackgroundOperation(CuratorFrameworkImpl.java:667) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.RemoveWatchesBuilderImpl.pathInBackground(RemoveWatchesBuilderImpl.java:228) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.RemoveWatchesBuilderImpl.forPath(RemoveWatchesBuilderImpl.java:196) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.imps.RemoveWatchesBuilderImpl.forPath(RemoveWatchesBuilderImpl.java:34) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.recipes.watch.PersistentWatcher.close(PersistentWatcher.java:117) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.shaded.curator5.org.apache.curator.framework.recipes.cache.CuratorCacheImpl.close(CuratorCacheImpl.java:105) ~[fluss-shaded-zookeeper-3.8.3-1.0-incubating.jar:3.8.3-1.0-incubating] at org.apache.fluss.server.authorizer.ZkNodeChangeNotificationWatcher.stop(ZkNodeChangeNotificationWatcher.java:95) ~[classes/:?] at org.apache.fluss.server.DynamicConfigManager.close(DynamicConfigManager.java:80) ~[classes/:?] at org.apache.fluss.server.tablet.TabletServer.stopServices(TabletServer.java:427) ~[classes/:?] at org.apache.fluss.server.tablet.TabletServer.closeAsync(TabletServer.java:290) ~[classes/:?] at org.apache.fluss.server.ServerBase.lambda$addShutDownHook$0(ServerBase.java:152) ~[classes/:?] at org.apache.fluss.server.utils.ShutdownHookUtil.lambda$addShutdownHook$0(ShutdownHookUtil.java:42) ~[classes/:?] at java.lang.Thread.run(Thread.java:834) [?:?] 2025-11-25 17:15:33,747 INFO org.apache.fluss.server.ServerBase [] - Terminating TabletServer process with exit code 1. ``` That because `ZookeeperClient` close first. We should close `DynamicConfigManager` before `ZookeeperClient`. ### Solution _No response_ ### Are you willing to submit a PR? - [x] I'm willing to submit a PR! -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
