clarax commented on a change in pull request #3415:
URL: https://github.com/apache/hbase/pull/3415#discussion_r658223242
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File path:
hbase-balancer/src/main/java/org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.java
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@@ -125,7 +125,7 @@
private int stepsPerRegion = 800;
private long maxRunningTime = 30 * 1000 * 1; // 30 seconds.
private int numRegionLoadsToRemember = 15;
- private float minCostNeedBalance = 0.05f;
+ private float minCostNeedBalance = 0.025f;
Review comment:
Yes, as explained in the jira and the pr, we have to lower it for
constant user experience. the old code almost always return max for table skew
that inflates the total cost.
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