J-HowHuang commented on code in PR #15368:
URL: https://github.com/apache/pinot/pull/15368#discussion_r2021901793
##########
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/rebalance/TableRebalancer.java:
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@@ -627,22 +653,42 @@ private RebalanceSummaryResult
calculateDryRunSummary(Map<String, Map<String, St
TableSizeReader.TableSubTypeSizeDetails tableSubTypeSizeDetails,
TableConfig tableConfig) {
LOGGER.info("Calculating rebalance summary for table: {} with
rebalanceJobId: {}",
tableNameWithType, rebalanceJobId);
+ boolean isOfflineTable =
TableNameBuilder.getTableTypeFromTableName(tableNameWithType) ==
TableType.OFFLINE;
int existingReplicationFactor = 0;
int newReplicationFactor = 0;
Map<String, Set<String>> existingServersToSegmentMap = new HashMap<>();
Map<String, Set<String>> newServersToSegmentMap = new HashMap<>();
+ Map<String, Set<String>> existingServersToConsumingSegmentMap =
isOfflineTable ? null : new HashMap<>();
+ Map<String, Set<String>> newServersToConsumingSegmentMap = isOfflineTable
? null : new HashMap<>();
for (Map.Entry<String, Map<String, String>> entrySet :
currentAssignment.entrySet()) {
existingReplicationFactor = entrySet.getValue().size();
- for (String segmentKey : entrySet.getValue().keySet()) {
- existingServersToSegmentMap.computeIfAbsent(segmentKey, k -> new
HashSet<>()).add(entrySet.getKey());
+ String segmentName = entrySet.getKey();
+ boolean isSegmentConsuming = existingServersToConsumingSegmentMap !=
null && entrySet.getValue()
+ .values()
+ .stream()
+ .allMatch(state -> state.equals(SegmentStateModel.CONSUMING));
Review Comment:
Good catch, thanks!
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