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From "Todd Lipcon (JIRA)" <j...@apache.org>
Subject [jira] Created: (HDFS-1613) NPE running NNThroughputBenchmark
Date Mon, 07 Feb 2011 19:18:57 GMT
NPE running NNThroughputBenchmark
---------------------------------

                 Key: HDFS-1613
                 URL: https://issues.apache.org/jira/browse/HDFS-1613
             Project: Hadoop HDFS
          Issue Type: Bug
            Reporter: Todd Lipcon


After the NNThroughputBenchmark completes, I see the following NPEs on the console:

java.lang.NullPointerException
        at org.apache.hadoop.hdfs.server.namenode.BlocksMap.size(BlocksMap.java:178)
        at org.apache.hadoop.hdfs.server.namenode.BlockManager.getTotalBlocks(BlockManager.java:1538)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlocksTotal(FSNamesystem.java:4201)
        at org.apache.hadoop.hdfs.server.namenode.metrics.FSNamesystemMetrics.doUpdates(FSNamesystemMetrics.java:109)


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