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Prabhu Joseph commented on YARN-9965: ------------------------------------- [~abmodi] Have reopened this Jira to submit addendum patch [^YARN-9965-addendum-01.patch] which includes the testcase. > Fix NodeManager failing to start on subsequent times when Hdfs Auxillary Jar > is set > ----------------------------------------------------------------------------------- > > Key: YARN-9965 > URL: https://issues.apache.org/jira/browse/YARN-9965 > Project: Hadoop YARN > Issue Type: Bug > Components: auxservices, nodemanager > Affects Versions: 3.2.0 > Reporter: Prabhu Joseph > Assignee: Prabhu Joseph > Priority: Major > Fix For: 3.3.0 > > Attachments: YARN-9965-001.patch, YARN-9965-addendum-01.patch > > > Loading an auxiliary jar from a Hdfs location on a node manager works as > expected on first time. The subsequent restart fails with > ClassNotFoundException > {code:java} > 2019-11-08 03:59:49,256 INFO org.apache.hadoop.util.ApplicationClassLoader: > classpath: [] > 2019-11-08 03:59:49,256 INFO org.apache.hadoop.util.ApplicationClassLoader: > system classes: [java., javax.accessibility., javax.activation., > javax.activity., javax.annotation., javax.annotation.processing., > javax.crypto., javax.imageio., javax.jws., javax.lang.model., > -javax.management.j2ee., javax.management., javax.naming., javax.net., > javax.print., javax.rmi., javax.script., -javax.security.auth.message., > javax.security.auth., javax.security.cert., javax.security.sasl., > javax.sound., javax.sql., javax.swing., javax.tools., javax.transaction., > -javax.xml.registry., -javax.xml.rpc., javax.xml., org.w3c.dom., > org.xml.sax., org.apache.commons.logging., org.apache.log4j., > -org.apache.hadoop.hbase., org.apache.hadoop., core-default.xml, > hdfs-default.xml, mapred-default.xml, yarn-default.xml] > 2019-11-08 03:59:49,257 INFO org.apache.hadoop.service.AbstractService: > Service > org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices failed > in state INITED > java.lang.ClassNotFoundException: org.apache.auxtest.AuxServiceFromHDFS > at java.net.URLClassLoader.findClass(URLClassLoader.java:381) > at java.lang.ClassLoader.loadClass(ClassLoader.java:424) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335) > at java.lang.ClassLoader.loadClass(ClassLoader.java:357) > at > org.apache.hadoop.util.ApplicationClassLoader.loadClass(ApplicationClassLoader.java:189) > at > org.apache.hadoop.util.ApplicationClassLoader.loadClass(ApplicationClassLoader.java:157) > at java.lang.Class.forName0(Native Method) > at java.lang.Class.forName(Class.java:348) > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxiliaryServiceWithCustomClassLoader.getInstance(AuxiliaryServiceWithCustomClassLoader.java:169) > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices.serviceInit(AuxServices.java:270) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:108) > at > org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl.serviceInit(ContainerManagerImpl.java:321) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:108) > at > org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceInit(NodeManager.java:478) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) > at > org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:936) > at > org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:1016) > {code} > > The issue happens when reusing the previous localized auxillary service jar. > The localized jar file is appended with /* when reusing which has caused the > issue. > > -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org