J-HowHuang commented on code in PR #15618:
URL: https://github.com/apache/pinot/pull/15618#discussion_r2076076577
##########
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/rebalance/TableRebalancer.java:
##########
@@ -485,7 +485,8 @@ private RebalanceResult doRebalance(TableConfig
tableConfig, RebalanceConfig reb
externalViewCheckIntervalInMs,
externalViewStabilizationTimeoutInMs, estimatedAverageSegmentSizeInBytes,
allSegmentsFromIdealState, tableRebalanceLogger);
} catch (Exception e) {
- String errorMsg = "Caught exception while waiting for ExternalView to
converge, aborting the rebalance";
+ String errorMsg =
+ "Caught exception while waiting for ExternalView to converge,
aborting the rebalance: " + e.getMessage();
Review Comment:
Right but we need this at the later
`_tableRebalanceObserver.onError(errorMsg)` to bubble the exception info into
ZK. To make it consistent between ZK and log, I log (warn) the same text as
shown in ZK.
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