TestEditLog.testBatchedSyncWithClosedLogs with useAsyncEditLog sometimes fails

testBatchedSyncWithClosedLogs[1](org.apache.hadoop.hdfs.server.namenode.TestEditLog)  Time elapsed: 0.377 sec  <<< FAILURE!
java.lang.AssertionError: logging edit without syncing should do not affect txid expected:<1> but was:<2>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.apache.hadoop.hdfs.server.namenode.TestEditLog.testBatchedSyncWithClosedLogs(TestEditLog.java:594)