danny0405 commented on code in PR #6796:
URL: https://github.com/apache/hudi/pull/6796#discussion_r979968718
##########
hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/sink/StreamWriteOperatorCoordinator.java:
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@@ -410,6 +414,12 @@ private void handleBootstrapEvent(WriteMetadataEvent
event) {
if (Arrays.stream(eventBuffer).allMatch(evt -> evt != null &&
evt.isBootstrap())) {
// start to initialize the instant.
initInstant(event.getInstantTime());
+ } else if (event.isBootstrap() && subtaskResetStatus[event.getTaskID()] ==
1
+ && !Arrays.stream(subtaskResetStatus).allMatch(st -> st == 1)) {
+ // handle partial failover, if only a subset of subtasks send bootstrap
event, hence not all subtasks need to restore,
+ // then these subtasks can reuse previous instant to write
Review Comment:
The full re-start failover is included in this check condition :)
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