Hello All - i've HDP 2.5 & HST Server is not starting up .. the error is as shown below, any ideas ? ------------------------------ java.nio.file.DirectoryNotEmptyException: /var/lib/smartsense/hst-server/updates/upload/patch/var/lib/smartsense/hst-common/anonymization/keys at sun.nio.fs.UnixCopyFile.copy(UnixCopyFile.java:564) at sun.nio.fs.UnixFileSystemProvider.copy(UnixFileSystemProvider.java:253) at java.nio.file.Files.copy(Files.java:1274) at com.hortonworks.support.tools.server.util.ConfigChangeListener.copyDirectorytoDirectory(ConfigChangeListener.java:258) at com.hortonworks.support.tools.server.util.ConfigChangeListener.generatePatch(ConfigChangeListener.java:190) at com.hortonworks.support.tools.server.util.ConfigPatchManager.manageConfigChange(ConfigPatchManager.java:40) at com.hortonworks.support.tools.server.SupportToolServer.run(SupportToolServer.java:300) at com.hortonworks.support.tools.server.SupportToolServer.main(SupportToolServer.java:666) 17 Jul 2017 19:35:04,716 ERROR [main] SupportToolServer:340 - Error stopping the server java.lang.NullPointerException at com.hortonworks.support.tools.server.SupportToolServer.stopBundleCleanupTask(SupportToolServer.java:652) at com.hortonworks.support.tools.server.SupportToolServer.stop(SupportToolServer.java:338) at com.hortonworks.support.tools.server.SupportToolServer.main(SupportToolServer.java:670) ... View more

HI All - i've HDP 2.5, and have a newly added Node to my cluster. The node Manager is not starting up, the error is as shown below -> Any ideas why this would be happening, & what needs to be done to fix ? ----------------------------------- org.apache.hadoop.service.ServiceStateException: java.lang.ClassNotFoundException: org.apache.spark.network.yarn.YarnShuffleService at org.apache.hadoop.service.ServiceStateException.convert(ServiceStateException.java:59)at org.apache.hadoop.service.AbstractService.init(AbstractService.java:172)at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107)at org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl.serviceInit(ContainerManagerImpl.java:245)at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceInit(NodeManager.java:291)at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:546)at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:594)Caused by: java.lang.ClassNotFoundException: org.apache.spark.network.yarn.YarnShuffleServiceat java.net.URLClassLoader.findClass(URLClassLoader.java:381)at java.lang.ClassLoader.loadClass(ClassLoader.java:424)at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)at java.lang.ClassLoader.loadClass(ClassLoader.java:357)at org.apache.hadoop.util.ApplicationClassLoader.loadClass(ApplicationClassLoader.java:197)at org.apache.hadoop.util.ApplicationClassLoader.loadClass(ApplicationClassLoader.java:165)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:131)at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)... 8 more ... View more

Hi - there is a newly added data node on my HDP 2.5 cluster, and this m/c is not sending heartbeat to Ambari I did the following to try & fix, but that didn't work out. - restarted ambari service -validated /etc/hosts - it has the IP of the correct machine Any ideas on how to fix the issue ? ... View more