Arpit Agarwal created HDFS-5401:
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Summary: Fix NPE in Directory Scanner
Key: HDFS-5401
URL: https://issues.apache.org/jira/browse/HDFS-5401
Project: Hadoop HDFS
Issue Type: Sub-task
Components: datanode
Affects Versions: Heterogeneous Storage (HDFS-2832)
Environment: Directory scanner is broken by previous changes, NPE
exposed by TestDirectoryScanner
{code}
testDirectoryScanner(org.apache.hadoop.hdfs.server.datanode.TestDirectoryScanner)
Time elapsed: 27.417 sec <<< ERROR!
java.lang.NullPointerException: null
at
org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl.checkAndUpdate(FsDatasetImpl.java:1419)
at
org.apache.hadoop.hdfs.server.datanode.DirectoryScanner.reconcile(DirectoryScanner.java:405)
at
org.apache.hadoop.hdfs.server.datanode.TestDirectoryScanner.scan(TestDirectoryScanner.java:212)
at
org.apache.hadoop.hdfs.server.datanode.TestDirectoryScanner.runTest(TestDirectoryScanner.java:270)
at org.ap
{code}
Reporter: Arpit Agarwal
Assignee: Arpit Agarwal
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