Bilwa S T created YARN-10328:
--------------------------------
Summary: Too many ZK Curator NodeExists logs in YARN Service AM
logs
Key: YARN-10328
URL: https://issues.apache.org/jira/browse/YARN-10328
Project: Hadoop YARN
Issue Type: Bug
Reporter: Bilwa S T
Assignee: Bilwa S T
Following debug logs are printed everytime when component is started.
{code:java}
[pool-6-thread-3] DEBUG zk.CuratorService - path already present:
/registry/users/server/services/yarn-service/default-worker/components
org.apache.zookeeper.KeeperException$NodeExistsException: KeeperErrorCode =
NodeExists for
/registry/users/hetuserver/services/yarn-service/default-worker/components
at org.apache.zookeeper.KeeperException.create(KeeperException.java:128)
at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1480)
at
org.apache.curator.framework.imps.CreateBuilderImpl$11.call(CreateBuilderImpl.java:740)
at
org.apache.curator.framework.imps.CreateBuilderImpl$11.call(CreateBuilderImpl.java:723)
at org.apache.curator.RetryLoop.callWithRetry(RetryLoop.java:109)
at
org.apache.curator.framework.imps.CreateBuilderImpl.pathInForeground(CreateBuilderImpl.java:720)
at
org.apache.curator.framework.imps.CreateBuilderImpl.protectedPathInForeground(CreateBuilderImpl.java:484)
at
org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:474)
at
org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:454)
at
org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:44)
at
org.apache.hadoop.registry.client.impl.zk.CuratorService.zkMkPath(CuratorService.java:587)
at
org.apache.hadoop.registry.client.impl.zk.RegistryOperationsService.mknode(RegistryOperationsService.java:99)
at
org.apache.hadoop.yarn.service.registry.YarnRegistryViewForProviders.putComponent(YarnRegistryViewForProviders.java:146)
at
org.apache.hadoop.yarn.service.registry.YarnRegistryViewForProviders.putComponent(YarnRegistryViewForProviders.java:128)
at
org.apache.hadoop.yarn.service.component.instance.ComponentInstance.updateServiceRecord(ComponentInstance.java:511)
at
org.apache.hadoop.yarn.service.component.instance.ComponentInstance.updateContainerStatus(ComponentInstance.java:449)
at
org.apache.hadoop.yarn.service.component.instance.ComponentInstance$ContainerStatusRetriever.run(ComponentInstance.java:620)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
{code}
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