Xiaobing Zhou created HDFS-10334:
------------------------------------

             Summary: TestHFlush#testHFlushInterrupted and 
TestFsDatasetImpl#testCleanShutdownOfVolume failed on trunk
                 Key: HDFS-10334
                 URL: https://issues.apache.org/jira/browse/HDFS-10334
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: hdfs
            Reporter: Xiaobing Zhou
            Priority: Critical


It's been noticed these tests failed on trunk:
TestHFlush#testHFlushInterrupted TestFsDatasetImpl#testCleanShutdownOfVolume

{format}
Tests run: 14, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 25.417 sec <<< 
FAILURE! - in org.apache.hadoop.hdfs.TestHFlush
testHFlushInterrupted(org.apache.hadoop.hdfs.TestHFlush)  Time elapsed: 0.646 
sec  <<< ERROR!
java.nio.channels.ClosedByInterruptException: null
        at 
java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:202)
        at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:496)
        at 
org.apache.hadoop.net.SocketOutputStream$Writer.performIO(SocketOutputStream.java:63)
        at 
org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:142)
        at 
org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:159)
        at 
org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:117)
        at 
java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)
        at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)
        at java.io.DataOutputStream.flush(DataOutputStream.java:123)
        at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:653)
{format}

{format}
Tests run: 12, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 14.438 sec <<< 
FAILURE! - in 
org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.TestFsDatasetImpl
testCleanShutdownOfVolume(org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.TestFsDatasetImpl)
  Time elapsed: 6.882 sec  <<< FAILURE!
java.lang.AssertionError: null
        at org.junit.Assert.fail(Assert.java:86)
        at org.junit.Assert.assertTrue(Assert.java:41)
        at org.junit.Assert.assertTrue(Assert.java:52)
        at 
org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.TestFsDatasetImpl.testCleanShutdownOfVolume(TestFsDatasetImpl.java:683)
{format}



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