TestReconstructStripedFile.testNNSendsErasureCodingTasks fails occasionally

Error Message

test timed out after 60000 milliseconds
Stacktrace

java.lang.Exception: test timed out after 60000 milliseconds
	at java.lang.Thread.sleep(Native Method)
	at org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:917)
	at org.apache.hadoop.hdfs.DFSStripedOutputStream.closeImpl(DFSStripedOutputStream.java:1199)
	at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:842)
	at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
	at org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:101)
	at org.apache.hadoop.hdfs.DFSTestUtil.writeFile(DFSTestUtil.java:835)
	at org.apache.hadoop.hdfs.TestReconstructStripedFile.writeFile(TestReconstructStripedFile.java:273)
	at org.apache.hadoop.hdfs.TestReconstructStripedFile.testNNSendsErasureCodingTasks(TestReconstructStripedFile.java:461)
	at org.apache.hadoop.hdfs.TestReconstructStripedFile.testNNSendsErasureCodingTasks(TestReconstructStripedFile.java:439)