curcur commented on a change in pull request #18964:
URL: https://github.com/apache/flink/pull/18964#discussion_r819401856
##########
File path:
flink-state-backends/flink-statebackend-changelog/src/main/java/org/apache/flink/state/changelog/PeriodicMaterializationManager.java
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@@ -166,6 +167,10 @@ private void asyncMaterializationPhase(
subtaskName,
upTo);
+ scheduleNextMaterialization();
+ } else if (throwable instanceof
CancellationException) {
+ // likely due to task cancellation or abortion
notification
+ LOG.info("materialization cancelled",
throwable);
scheduleNextMaterialization();
} else {
Review comment:
I am confused why this change is needed.
- If a task gets a `CancellationException`, shouldn't it fail the whole job?
- Why checkpoint abortion notification can pass `CancellationException` to
the part of materialization? Materialization should be independent of
Checkpointing.
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