[HDFS-2991] failure to load edits: ClassCastException

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 0.23.1, 2.0.0-alpha
• Fix Version/s: 0.22.1
• Component/s: namenode
• Target Version/s: 0.23.1, 0.22.1
• Hadoop Flags: Reviewed
• Assignee: Todd Lipcon
• Reporter: Todd Lipcon
• Created: 23/Feb/12 02:06
• Updated: 10/Mar/15 04:35
• Resolved: 29/Feb/12 18:58

Description

In doing scale testing of trunk at r1291606, I hit the following:

java.io.IOException: Error replaying edit log at offset 1354251
Recent opcode offsets: 1350014 1350176 1350312 1354251
at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadEditRecords(FSEditLogLoader.java:418)
at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadFSEdits(FSEditLogLoader.java:93)
at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadFSEdits(FSEditLogLoader.java:79)
...
Caused by: java.lang.ClassCastException: org.apache.hadoop.hdfs.server.namenode.INodeFile cannot be cast to org.apache.hadoop.hdfs.server.namenode.INodeFileUnderConstruction
at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadEditRecords(FSEditLogLoader.java:213)
... 13 more