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HBASE-17565 StochasticLoadBalancer may incorrectly skip balancing due to skewed multiplier sum - addendum resets min cost

This commit is contained in:
tedyu 2017-02-07 12:24:54 -08:00
parent 5a0020e867
commit 0553290c6a
1 changed files with 2 additions and 0 deletions
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2
hbase-server/src/test/java/org/apache/hadoop/hbase/master/balancer/TestStochasticLoadBalancer.java
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@ -96,6 +96,7 @@ public class TestStochasticLoadBalancer extends BalancerTestBase {
@Test @Test
public void testNeedBalance() { public void testNeedBalance() {
float minCost = conf.getFloat("hbase.master.balancer.stochastic.minCostNeedBalance", 0.05f);
conf.setFloat("hbase.master.balancer.stochastic.minCostNeedBalance", 1.0f); conf.setFloat("hbase.master.balancer.stochastic.minCostNeedBalance", 1.0f);
loadBalancer.setConf(conf); loadBalancer.setConf(conf);
for (int[] mockCluster : clusterStateMocks) { for (int[] mockCluster : clusterStateMocks) {
@ -104,6 +105,7 @@ public class TestStochasticLoadBalancer extends BalancerTestBase {
assertNull(plans); assertNull(plans);
} }
// reset config // reset config
conf.setFloat("hbase.master.balancer.stochastic.minCostNeedBalance", minCost);
loadBalancer.setConf(conf); loadBalancer.setConf(conf);
} }