[ https://issues.apache.org/jira/browse/HDFS-7114?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Kihwal Lee resolved HDFS-7114. ------------------------------ Resolution: Invalid > Secondary NameNode failed to rollback from 2.4.1 to 2.2.0 > --------------------------------------------------------- > > Key: HDFS-7114 > URL: https://issues.apache.org/jira/browse/HDFS-7114 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode > Affects Versions: 2.2.0 > Reporter: sam liu > Priority: Blocker > > Can upgrade from 2.2.0 to 2.4.1, but failed to rollback the secondary > namenode with following issue. > 2014-09-22 10:41:28,358 FATAL > org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Failed to start > secondary namenode > org.apache.hadoop.hdfs.server.common.IncorrectVersionException: Unexpected > version of storage directory /var/hadoop/tmp/hdfs/dfs/namesecondary. > Reported: -56. Expecting = -47. > at > org.apache.hadoop.hdfs.server.common.Storage.setLayoutVersion(Storage.java:1082) > at > org.apache.hadoop.hdfs.server.common.Storage.setFieldsFromProperties(Storage.java:890) > at > org.apache.hadoop.hdfs.server.namenode.NNStorage.setFieldsFromProperties(NNStorage.java:585) > at > org.apache.hadoop.hdfs.server.common.Storage.readProperties(Storage.java:921) > at > org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode$CheckpointStorage.recoverCreate(SecondaryNameNode.java:913) > at > org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.initialize(SecondaryNameNode.java:249) > at > org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.<init>(SecondaryNameNode.java:199) > at > org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.main(SecondaryNameNode.java:652) > 2014-09-22 10:41:28,360 INFO org.apache.hadoop.util.ExitUtil: Exiting with > status 1 > 2014-09-22 10:41:28,363 INFO > org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: SHUTDOWN_MSG: -- This message was sent by Atlassian JIRA (v6.3.4#6332)