busbey commented on a change in pull request #3356:
URL: https://github.com/apache/hbase/pull/3356#discussion_r647676537
##########
File path:
hbase-balancer/src/main/java/org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.java
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@@ -343,15 +343,15 @@ boolean needsBalance(TableName tableName,
BalancerClusterState cluster) {
sendRejectionReasonToRingBuffer(() -> getBalanceReason(calculatedTotal,
calculatedMultiplier),
costFunctions);
}
- if (LOG.isDebugEnabled()) {
- LOG.debug("{} {}; total cost={}, sum multiplier={}; cost/multiplier to
need a balance is {}",
- balanced ? "Skipping load balancing because balanced" : "We need to
load balance",
- isByTable ? String.format("table (%s)", tableName) : "cluster",
- total, sumMultiplier, minCostNeedBalance);
- if (LOG.isTraceEnabled()) {
- LOG.trace("Balance decision detailed function costs={}",
functionCost());
- }
+ LOG.info("{} {}; total cost={}, sum multiplier={}; cost/multiplier to need
a balance is {}",
+ balanced ? "Skipping load balancing because balanced" :
Review comment:
For the Stochastic Load Balancer isn't the only way to represent that
dumping the cost functions? We do that at the more granular log level. You
thinking we need to do it all the time @saintstack ?
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