sam liu created HDFS-7114: ----------------------------- Summary: 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)