pnowojski commented on a change in pull request #12173:
URL: https://github.com/apache/flink/pull/12173#discussion_r425849216
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/checkpoint/channel/ChannelStateCheckpointWriter.java
##########
@@ -150,6 +151,12 @@ private void complete(boolean precondition,
RunnableWithException complete) thro
}
private void finishWriteAndResult() throws IOException {
+ if (inputChannelOffsets.isEmpty() &&
resultSubpartitionOffsets.isEmpty()) {
+ dataStream.close();
+ result.inputChannelStateHandles.complete(emptyList());
+
result.resultSubpartitionStateHandles.complete(emptyList());
+ return;
+ }
Review comment:
Don't we have to clean up/remove some empty file? I guess in this
branch, `dataStream` will be empty and we have already created some file for
it? In other words, won't this code leave a lingering empty files somewhere?
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