rkhachatryan commented on a change in pull request #12478:
URL: https://github.com/apache/flink/pull/12478#discussion_r435266519
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/tasks/SubtaskCheckpointCoordinatorImpl.java
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@@ -158,6 +159,16 @@ private ChannelStateWriter openChannelStateWriter() {
@Override
public void abortCheckpointOnBarrier(long checkpointId, Throwable
cause, OperatorChain<?, ?> operatorChain) throws IOException {
LOG.debug("Aborting checkpoint via cancel-barrier {} for task
{}", checkpointId, taskName);
+ lastCheckpointId = Math.max(lastCheckpointId, checkpointId);
+ Iterator<Long> iterator = abortedCheckpointIds.iterator();
+ while (iterator.hasNext()) {
+ long next = iterator.next();
+ if (next < lastCheckpointId) {
+ iterator.remove();
+ } else {
+ break;
+ }
+ }
Review comment:
This is just an optimization.
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