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From Zeev Milin <zeevm...@gmail.com>
Subject namenode errors
Date Tue, 15 Sep 2009 22:52:47 GMT
I see lots of errors (below) in the namenode.log file. Fsck is clean and
restart did not help. Hadoop version is 0.19.1. If anyone has run into this
and resolved it already please let me know.

Thanks!


2009-09-15 18:13:58,783 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
commitBlockSynchronization(lastblock=blk_-1745012098763993903_2457112,
newgenerationstamp=0, newlength=0, newtargets=[])
2009-09-15 18:13:58,783 INFO org.apache.hadoop.ipc.Server: IPC Server
handler 18 on 8080, call
commitBlockSynchronization(blk_-1745012098763993903_2457112, 0, 0, false,
true, [Lorg.apache.hadoop.hdfs.protocol.DatanodeID;@6fa0b772) from
10.60.32.172:35019: error: java.io.IOException: Block
(=blk_-1745012098763993903_2457112) not found
java.io.IOException: Block (=blk_-1745012098763993903_2457112) not found
    at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.commitBlockSynchronization(FSNamesystem.java:1898)
    at
org.apache.hadoop.hdfs.server.namenode.NameNode.commitBlockSynchronization(NameNode.java:410)
    at sun.reflect.GeneratedMethodAccessor34.invoke(Unknown Source)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:452)
    at org.apache.hadoop.ipc.Server$Handler.run(Server.java:892)

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