Lukas Majercak created HDFS-12566:
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Summary: BlockReceiver can leak FileInputStream
Key: HDFS-12566
URL: https://issues.apache.org/jira/browse/HDFS-12566
Project: Hadoop HDFS
Issue Type: Bug
Components: datanode, hdfs
Reporter: Lukas Majercak
Assignee: Lukas Majercak
Priority: Minor
BlockReceiver's constructor can leak file handles if it encounters null pointer
exceptions. One example of this is
TestDataTransferProtocol.testDataTransferProtocol:
java.lang.NullPointerException
at
org.apache.hadoop.hdfs.server.datanode.BlockReceiver.<init>(BlockReceiver.java:263)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.getBlockReceiver(DataXceiver.java:1291)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.writeBlock(DataXceiver.java:758)
at
org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opWriteBlock(Receiver.java:173)
at
org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:107)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:290)
at java.lang.Thread.run(Thread.java:748)
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