Prabhu Joseph created YARN-8291:
-----------------------------------
Summary: 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: 2.7.3
Reporter: Prabhu Joseph
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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