XComp commented on a change in pull request #15049:
URL: https://github.com/apache/flink/pull/15049#discussion_r587598016
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File path:
flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/job/JobExceptionsHandler.java
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@@ -104,8 +104,12 @@ protected JobExceptionsInfo handleRequest(
private static JobExceptionsInfo createJobExceptionsInfo(
ExecutionGraphInfo executionGraphInfo, int
exceptionToReportMaxSize) {
+ final List<TaskFailureHistoryEntry> rootCauseFirstExceptionHistory =
+ executionGraphInfo.getExceptionHistory();
+ Collections.reverse(rootCauseFirstExceptionHistory);
Review comment:
You have a point. It's just that reversing the order makes it easier to
select the root cause which is the last element.
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