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David Manning edited comment on HBASE-27054 at 5/19/22 11:06 PM: ----------------------------------------------------------------- I ran it 50 times locally using latest {{{}master{}}}, it failed twice, even with 3-minute timeout, and ~3.9 million stochastic steps. So the 77s appears irrelevant. was (Author: dmanning): I ran it 50 times locally using latest {{master}}, it failed twice, even with 3-minute timeout, and ~3.9 million stochastic steps. > TestStochasticLoadBalancerRegionReplicaLargeCluster.testRegionReplicasOnLargeCluster > is flaky > ----------------------------------------------------------------------------------------------- > > Key: HBASE-27054 > URL: https://issues.apache.org/jira/browse/HBASE-27054 > Project: HBase > Issue Type: Test > Components: test > Affects Versions: 2.5.0 > Reporter: Andrew Kyle Purtell > Priority: Major > Fix For: 2.5.0, 3.0.0-alpha-3 > > > TestStochasticLoadBalancerRegionReplicaLargeCluster.testRegionReplicasOnLargeCluster > . Looks like we can be off by one on either side of an expected value. > Any idea what is going on here [~dmanning]? > {noformat} > org.apache.hadoop.hbase.master.balancer.TestStochasticLoadBalancerRegionReplicaLargeCluster.testRegionReplicasOnLargeCluster > Time elapsed: 77.779 s <<< FAILURE! > java.lang.AssertionError: All servers should have load no less than 60. > server=srv1351292323,46522,-3543799643652531264 , load=59 > at org.junit.Assert.fail(Assert.java:89) > at org.junit.Assert.assertTrue(Assert.java:42) > at > org.apache.hadoop.hbase.master.balancer.BalancerTestBase.assertClusterAsBalanced(BalancerTestBase.java:200) > at > org.apache.hadoop.hbase.master.balancer.BalancerTestBase.testWithCluster(BalancerTestBase.java:577) > at > org.apache.hadoop.hbase.master.balancer.BalancerTestBase.testWithCluster(BalancerTestBase.java:544) > at > org.apache.hadoop.hbase.master.balancer.TestStochasticLoadBalancerRegionReplicaLargeCluster.testRegionReplicasOnLargeCluster(TestStochasticLoadBalancerRegionReplicaLargeCluster.java:41) > {noformat} > {noformat} > org.apache.hadoop.hbase.master.balancer.TestStochasticLoadBalancerRegionReplicaLargeCluster.testRegionReplicasOnLargeCluster > Time elapsed: 77.781 s <<< FAILURE! > java.lang.AssertionError: All servers should have load no more than 60. > server=srv1402325691,7995,26308078476749652 , load=61 > at org.junit.Assert.fail(Assert.java:89) > at org.junit.Assert.assertTrue(Assert.java:42) > at > org.apache.hadoop.hbase.master.balancer.BalancerTestBase.assertClusterAsBalanced(BalancerTestBase.java:198) > at > org.apache.hadoop.hbase.master.balancer.BalancerTestBase.testWithCluster(BalancerTestBase.java:577) > at > org.apache.hadoop.hbase.master.balancer.BalancerTestBase.testWithCluster(BalancerTestBase.java:544) > at > org.apache.hadoop.hbase.master.balancer.TestStochasticLoadBalancerRegionReplicaLargeCluster.testRegionReplicasOnLargeCluster(TestStochasticLoadBalancerRegionReplicaLargeCluster.java:41) > {noformat} -- This message was sent by Atlassian Jira (v8.20.7#820007)