Details
-
Bug
-
Status: Closed
-
Blocker
-
Resolution: Fixed
-
0.13.0
-
None
-
None
Description
I ran my test cluster on 0.13 and then tried to run it under 0.12. When I downgraded, the namenode would not come up and the message said I needed to format the filesystem. I ignored that and tried to restart on 0.13, now the datanode will not come up with:
2007-04-10 11:25:37,448 ERROR org.apache.hadoop.dfs.DataNode: org.apache.hadoop.
dfs.InconsistentFSStateException: Directory /local/owen/hadoop/dfs/d
ata is in an inconsistent state: Old layout block directory /local/owen/hadoop/dfs/data/data is missing
at org.apache.hadoop.dfs.DataStorage.isConversionNeeded(DataStorage.java
:170)
at org.apache.hadoop.dfs.Storage$StorageDirectory.analyzeStorage(Storage
.java:264)
at org.apache.hadoop.dfs.DataStorage.recoverTransitionRead(DataStorage.j
ava:83)
at org.apache.hadoop.dfs.DataNode.startDataNode(DataNode.java:230)
at org.apache.hadoop.dfs.DataNode.<init>(DataNode.java:199)
at org.apache.hadoop.dfs.DataNode.makeInstance(DataNode.java:1175)
at org.apache.hadoop.dfs.DataNode.run(DataNode.java:1119)
at org.apache.hadoop.dfs.DataNode.createDataNode(DataNode.java:1140)
at org.apache.hadoop.dfs.DataNode.main(DataNode.java:1299)