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Posted to issues@ambari.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2018/05/17 16:59:00 UTC
[jira] [Commented] (AMBARI-23838) Amabri server gets NPE due to
ambari agent failure while registration
[ https://issues.apache.org/jira/browse/AMBARI-23838?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16479375#comment-16479375 ]
Hudson commented on AMBARI-23838:
---------------------------------
SUCCESS: Integrated in Jenkins build Ambari-trunk-Commit #9278 (See [https://builds.apache.org/job/Ambari-trunk-Commit/9278/])
AMBARI-23838. Ambari Server NPE due to Agent failure during registration (6454655+adoroszlai: [https://gitbox.apache.org/repos/asf?p=ambari.git&a=commit&h=d9bfcac2c53fc44ffb9a45c5ea29c592153ad069])
* (edit) ambari-server/src/main/java/org/apache/ambari/server/state/host/HostImpl.java
> Amabri server gets NPE due to ambari agent failure while registration
> ---------------------------------------------------------------------
>
> Key: AMBARI-23838
> URL: https://issues.apache.org/jira/browse/AMBARI-23838
> Project: Ambari
> Issue Type: Bug
> Affects Versions: 2.7.0
> Reporter: Yesha Vora
> Assignee: Krisztian Kasa
> Priority: Critical
> Labels: pull-request-available
> Time Spent: 2h 40m
> Remaining Estimate: 0h
>
> One of the ambari agent logs fails to handle registration with below stack trace
> {code:java}
> INFO 2018-05-14 20:38:02,377 HeartbeatThread.py:128 - Registration response received
> ERROR 2018-05-14 20:38:02,378 HeartbeatThread.py:104 - Exception in HeartbeatThread. Re-running the registration
> Traceback (most recent call last):
> File "/usr/lib/ambari-agent/lib/ambari_agent/HeartbeatThread.py", line 91, in run
> self.register()
> File "/usr/lib/ambari-agent/lib/ambari_agent/HeartbeatThread.py", line 131, in register
> self.handle_registration_response(response)
> File "/usr/lib/ambari-agent/lib/ambari_agent/HeartbeatThread.py", line 189, in handle_registration_response
> raise Exception(error_message)
> Exception: Registration failed
> INFO 2018-05-14 20:38:02,379 transport.py:358 - Receiver loop ended{code}
> Due to this failure, ambari server gets NPE.
> {code}
> 2018-05-14 20:38:02,222 INFO [agent-register-processor-4] HeartBeatHandler:312 - agentOsType = centos7
> 2018-05-14 20:38:02,296 INFO [agent-register-processor-4] HostImpl:345 - Received host registration, host=[hostname=xx,fqdn=xx,domain=xxx,architecture=x86_64,processorcount=2,physicalprocessorcount=2,osname=centos,osversion=7.4.1708,osfamily=redhat,memory=16777216,uptime_hours=2238,mounts=(available=233881212,mountpoint=/,used=16772348,percent=7%,size=264091716,device=/dev/mapper/docker-253:5-3014660-4abca9bb09ce35db7850a7e6c617cd995ba5093a32b05ab6ac9374c858091864,type=ext4)]
> , registrationTime=1526330282222, agentVersion=2.7.0.0
> 2018-05-14 20:38:02,308 INFO [agent-register-processor-4] TopologyManager:643 - TopologyManager.onHostRegistered: Entering
> 2018-05-14 20:38:02,308 INFO [agent-register-processor-4] TopologyManager:645 - TopologyManager.onHostRegistered: host = xxx is already associated with the cluster or is currently being processed
> 2018-05-14 20:38:02,309 INFO [agent-register-processor-4] HeartbeatController:105 -
> java.lang.NullPointerException{code}
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