Todd Lipcon created HDFS-3874:
---------------------------------
Summary: Exception when client reports bad checksum to NN
Key: HDFS-3874
URL: https://issues.apache.org/jira/browse/HDFS-3874
Project: Hadoop HDFS
Issue Type: Bug
Components: hdfs client, name-node
Affects Versions: 2.0.0-alpha
Reporter: Todd Lipcon
We see the following exception in our logs on a cluster:
{code}
2012-08-27 16:34:30,400 INFO org.apache.hadoop.hdfs.StateChange: *DIR*
NameNode.reportBadBlocks
2012-08-27 16:34:30,400 ERROR org.apache.hadoop.security.UserGroupInformation:
PriviledgedActionException as:hdfs (auth:SIMPLE) cause:java.io.IOException:
Cannot mark blk_8285012733733669474_140475196{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[172.29.97.219:50010|RBW]]}(same as stored)
as corrupt because datanode :0 does not exist
2012-08-27 16:34:30,400 INFO org.apache.hadoop.ipc.Server: IPC Server handler
46 on 8020, call
org.apache.hadoop.hdfs.server.protocol.DatanodeProtocol.reportBadBlocks from
172.29.97.219:43805: error: java.io.IOException: Cannot mark
blk_8285012733733669474_140475196{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[172.29.97.219:50010|RBW]]}(same as stored)
as corrupt because datanode :0 does not exist
java.io.IOException: Cannot mark
blk_8285012733733669474_140475196{blockUCState=UNDER_CONSTRUCTION,
primaryNodeIndex=-1,
replicas=[ReplicaUnderConstruction[172.29.97.219:50010|RBW]]}(same as stored)
as corrupt because datanode :0 does not exist
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.markBlockAsCorrupt(BlockManager.java:1001)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.findAndMarkBlockAsCorrupt(BlockManager.java:994)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.reportBadBlocks(FSNamesystem.java:4736)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.reportBadBlocks(NameNodeRpcServer.java:537)
at
org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolServerSideTranslatorPB.reportBadBlocks(DatanodeProtocolServerSideTranslatorPB.java:242)
at
org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos$DatanodeProtocolService$2.callBlockingMethod(DatanodeProtocolProtos.java:20032)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
{code}
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