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https://issues.apache.org/jira/browse/YARN-8291?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Prabhu Joseph updated YARN-8291:
--------------------------------
Affects Version/s: (was: 2.7.3)
3.0.0
> RMRegistryOperationService don't have limit on AsyncPurge threads
> -----------------------------------------------------------------
>
> Key: YARN-8291
> URL: https://issues.apache.org/jira/browse/YARN-8291
> Project: Hadoop YARN
> Issue Type: Bug
> Components: yarn
> Affects Versions: 3.0.0
> Reporter: Prabhu Joseph
> Priority: Major
>
> When there are more than 10000+ containers finished -
> RMRegistryOperationService will create 10000+ threads for performing
> AsyncPurge which can slowdown the ResourceManager process. There should be a
> limit on the number of threads.
> {code}
> "RegistryAdminService 554485" #824351 prio=5 os_prio=0 tid=0x00007fe4b2bc9800
> nid=0xf8ed in Object.wait() [0x00007fe31a5e4000]
> java.lang.Thread.State: WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> at java.lang.Object.wait(Object.java:502)
> at org.apache.zookeeper.ClientCnxn.submitRequest(ClientCnxn.java:1386)
> - locked <0x00000007902ec7d8> (a
> org.apache.zookeeper.ClientCnxn$Packet)
> at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1040)
> at
> org.apache.curator.framework.imps.ExistsBuilderImpl$2.call(ExistsBuilderImpl.java:172)
> at
> org.apache.curator.framework.imps.ExistsBuilderImpl$2.call(ExistsBuilderImpl.java:161)
> at org.apache.curator.RetryLoop.callWithRetry(RetryLoop.java:107)
> at
> org.apache.curator.framework.imps.ExistsBuilderImpl.pathInForeground(ExistsBuilderImpl.java:158)
> at
> org.apache.curator.framework.imps.ExistsBuilderImpl.forPath(ExistsBuilderImpl.java:148)
> at
> org.apache.curator.framework.imps.ExistsBuilderImpl.forPath(ExistsBuilderImpl.java:36)
> at
> org.apache.hadoop.registry.client.impl.zk.CuratorService.zkStat(CuratorService.java:455)
> at
> org.apache.hadoop.registry.client.impl.zk.RegistryOperationsService.stat(RegistryOperationsService.java:137)
> at
> org.apache.hadoop.registry.client.binding.RegistryUtils.statChildren(RegistryUtils.java:210)
> at
> org.apache.hadoop.registry.server.services.RegistryAdminService.purge(RegistryAdminService.java:450)
> at
> org.apache.hadoop.registry.server.services.RegistryAdminService.purge(RegistryAdminService.java:520)
> at
> org.apache.hadoop.registry.server.services.RegistryAdminService$AsyncPurge.call(RegistryAdminService.java:570)
> at
> org.apache.hadoop.registry.server.services.RegistryAdminService$AsyncPurge.call(RegistryAdminService.java:543)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {code}
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