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From sean wagner <wagz...@yahoo.com>
Subject Error while trying to start hadoop on ubuntu lucene first time.
Date Fri, 26 Aug 2011 00:28:06 GMT
Can anyone offer me some insight. It may have been due to me trying to run the start-all.sh
script instead of starting the services. Not sure.

Thanks
Sean



/************************************************************
STARTUP_MSG: Starting NameNode
STARTUP_MSG:   host = ubuntu-mogile-1/127.0.1.1
STARTUP_MSG:   args = []
STARTUP_MSG:   version = 0.20.2-cdh3u1
STARTUP_MSG:   build = file:///tmp/nightly_2011-07-18_07-57-52_3/hadoop-0.20-0.20.2+923.97-1~lucid
-r bdafb1dbffd0d5f2fbc6ee022e1c8df6500fd638; compiled by 'root' on Mon Jul 18 09:40:01 PDT
2011
************************************************************/
2011-08-25 17:16:48,653 INFO org.apache.hadoop.metrics.jvm.JvmMetrics: Initializing JVM Metrics
with processName=NameNode, sessionId=null
2011-08-25 17:16:48,655 INFO org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics:
Initializing NameNodeMeterics using context object:org.apache.hadoop.metrics.spi.NoEmitMetricsContext
2011-08-25 17:16:48,664 INFO org.apache.hadoop.hdfs.util.GSet: VM type       = 64-bit
2011-08-25 17:16:48,664 INFO org.apache.hadoop.hdfs.util.GSet: 2% max memory = 17.77875 MB
2011-08-25 17:16:48,665 INFO org.apache.hadoop.hdfs.util.GSet: capacity      = 2^21 =
2097152 entries
2011-08-25 17:16:48,665 INFO org.apache.hadoop.hdfs.util.GSet: recommended=2097152, actual=2097152
2011-08-25 17:16:48,676 ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem
initialization failed.
java.io.IOException: Expecting a line not the end of stream
    at org.apache.hadoop.fs.DF.parseExecResult(DF.java:117)
    at org.apache.hadoop.util.Shell.runCommand(Shell.java:237)
    at org.apache.hadoop.util.Shell.run(Shell.java:182)
    at org.apache.hadoop.fs.DF.getFilesystem(DF.java:63)
    at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.addDirsToCheck(NameNodeResourceChecker.java:87)
    at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.<init>(NameNodeResourceChecker.java:71)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:348)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:327)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:271)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:465)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1224)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1233)
2011-08-25 17:16:48,678 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode: java.lang.NullPointerException
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.close(FSNamesystem.java:560)
    at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:330)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:271)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:465)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1224)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1233)

2011-08-25 17:16:48,678 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: SHUTDOWN_MSG:

/************************************************************
SHUTDOWN_MSG: Shutting down NameNode at ubuntu-mogile-1/127.0.1.1
************************************************************/



20$ sudo ls -lR
.:
total 4
drwxrwxrwx 4 root root 4096 2011-08-25 17:15 cache

./cache:
total 8
drwxr-xr-x 3 hdfs   hdfs   4096 2011-08-25 17:15 hdfs
drwxr-xr-x 3 mapred mapred 4096 2011-08-25 17:15 mapred

./cache/hdfs:
total 4
drwxr-xr-x 3 hdfs hdfs 4096 2011-08-25 17:15 dfs

./cache/hdfs/dfs:
total 4
drwx------ 2 hdfs hdfs 4096 2011-08-25 17:15 data

./cache/hdfs/dfs/data:
total 0

./cache/mapred:
total 4
drwxr-xr-x 3 mapred mapred 4096 2011-08-25 17:15 mapred

./cache/mapred/mapred:
total 4
drwxr-xr-x 6 mapred mapred 4096 2011-08-25 17:16 local

./cache/mapred/mapred/local:
total 16
drwxr-xr-x 2 mapred mapred 4096 2011-08-25 17:16 taskTracker
drwxr-xr-x 2 mapred mapred 4096 2011-08-25 17:16 toBeDeleted
drwxr-xr-x 2 mapred mapred 4096 2011-08-25 17:16 tt_log_tmp
drwx------ 2 mapred mapred 4096 2011-08-25 17:16 ttprivate

./cache/mapred/mapred/local/taskTracker:
total 0

./cache/mapred/mapred/local/toBeDeleted:
total 0

./cache/mapred/mapred/local/tt_log_tmp:
total 0

./cache/mapred/mapred/local/ttprivate:
total 0
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