java.lang.AssertionError: expected:<0> but was:<-3>
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.junit.Assert.assertEquals(Assert.java:542)
at org.apache.hadoop.hdfs.server.balancer.TestBalancerWithMultipleNameNodes.runBalancer(TestBalancerWithMultipleNameNodes.java:163)
at org.apache.hadoop.hdfs.server.balancer.TestBalancerWithMultipleNameNodes.runTest(TestBalancerWithMultipleNameNodes.java:365)
at org.apache.hadoop.hdfs.server.balancer.TestBalancerWithMultipleNameNodes.testBalancer(TestBalancerWithMultipleNameNodes.java:379)