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Pedro_E
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Re: Can not start yarn Node Manager

by New Contributor in Support Questions
‎12-16-2025 05:36 AM
1 Kudo
‎12-16-2025 05:36 AM
1 Kudo
Hello Vidya, the question was answered. However, it was not what other used replied. It was that allow-nodes.txt was included the newly added host, but the process that was running the yarn node manager wasn't aware of that modification. What I had to do was Stop the yarn process, remove older files of yarn nm (/var/run/cloudera-scm-agent/process/*yarn-NODEMANAGER*) and then start it again. ... View more

Can not start yarn Node Manager

by New Contributor in Support Questions
‎12-09-2025 05:41 AM
‎12-09-2025 05:41 AM
Hello there, I'm having a problem while trying to start a newly added node's yarn NodeMgr. When I start it via Cloudera Manager console, I've got this in logs: 2025-12-09 10:15:52,431 ERROR org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl: Unexpected error starting NodeStatusUpdater org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Received SHUTDOWN signal from Resourcemanager, Registration of NodeManager failed, Message from ResourceManager: Disallowed NodeManager from cloudera06apl.claro.amx, Sending SHUTDOWN signal to the NodeManager. at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.registerWithRM(NodeStatusUpdaterImpl.java:426) at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.serviceStart(NodeStatusUpdaterImpl.java:272) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194) at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:121) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:975) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:1054) 2025-12-09 10:15:52,432 INFO org.apache.hadoop.service.AbstractService: Service org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl failed in state STARTED org.apache.hadoop.yarn.exceptions.YarnRuntimeException: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Received SHUTDOWN signal from Resourcemanager, Registration of NodeManager failed, Message from ResourceManager: Disallowed NodeManager from cloudera06apl.claro.amx, Sending SHUTDOWN signal to the NodeManager.   What am I missing? Regards. ... View more
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