guozhangwang commented on a change in pull request #11151:
URL: https://github.com/apache/kafka/pull/11151#discussion_r682935981
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File path:
streams/src/main/java/org/apache/kafka/streams/processor/internals/StreamTask.java
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@@ -1158,7 +1158,38 @@ public String toString(final String indent) {
@Override
public boolean commitNeeded() {
- return commitNeeded;
+ // we need to do an extra check if the flag was false, that
+ // if the consumer position has been updated; this is because
+ // there may be non data records such as control markers bypassed
+ if (commitNeeded) {
+ return true;
+ } else {
+ for (final Map.Entry<TopicPartition, Long> entry :
consumedOffsets.entrySet()) {
+ final TopicPartition partition = entry.getKey();
+ try {
+ final long offset = mainConsumer.position(partition);
+
+ // note the position in consumer is the "next" record to
fetch,
+ // so it should be larger than the consumed offset by 1;
if it is
+ // more than 1 it means there are skipped offsets
Review comment:
ack
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