somandal commented on code in PR #15266:
URL: https://github.com/apache/pinot/pull/15266#discussion_r2021936909
##########
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/rebalance/ZkBasedTableRebalanceObserver.java:
##########
@@ -68,31 +70,67 @@ public ZkBasedTableRebalanceObserver(String
tableNameWithType, String rebalanceJ
@Override
public void onTrigger(Trigger trigger, Map<String, Map<String, String>>
currentState,
- Map<String, Map<String, String>> targetState) {
+ Map<String, Map<String, String>> targetState, RebalanceContext
rebalanceContext) {
boolean updatedStatsInZk = false;
_controllerMetrics.setValueOfTableGauge(_tableNameWithType,
ControllerGauge.TABLE_REBALANCE_IN_PROGRESS, 1);
+ TableRebalanceProgressStats.RebalanceStateStats latest;
+ TableRebalanceProgressStats.RebalanceProgressStats latestProgress;
switch (trigger) {
case START_TRIGGER:
- updateOnStart(currentState, targetState);
+ updateOnStart(currentState, targetState, rebalanceContext);
trackStatsInZk();
updatedStatsInZk = true;
break;
// Write to Zk if there's change since previous stats computation
case IDEAL_STATE_CHANGE_TRIGGER:
- TableRebalanceProgressStats.RebalanceStateStats latest =
- getDifferenceBetweenTableRebalanceStates(targetState,
currentState);
+ latest = getDifferenceBetweenTableRebalanceStates(targetState,
currentState);
+ latestProgress = calculateOverallProgressStats(targetState,
+ currentState, rebalanceContext,
Trigger.IDEAL_STATE_CHANGE_TRIGGER, _tableRebalanceProgressStats);
if
(TableRebalanceProgressStats.statsDiffer(_tableRebalanceProgressStats.getCurrentToTargetConvergence(),
- latest)) {
- _tableRebalanceProgressStats.setCurrentToTargetConvergence(latest);
+ latest) || TableRebalanceProgressStats.progressStatsDiffer(
+ _tableRebalanceProgressStats.getRebalanceProgressStatsOverall(),
latestProgress)) {
+ if (TableRebalanceProgressStats.statsDiffer(
+
_tableRebalanceProgressStats.getExternalViewToIdealStateConvergence(), latest))
{
+ _tableRebalanceProgressStats.setCurrentToTargetConvergence(latest);
Review Comment:
what do you mean by regressed?
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