Github user hmcl commented on a diff in the pull request:
https://github.com/apache/storm/pull/1924#discussion_r99641026
--- Diff:
external/storm-kafka-client/src/main/java/org/apache/storm/kafka/spout/KafkaSpout.java
---
@@ -289,6 +293,13 @@ private void doSeekRetriableTopicPartitions() {
kafkaConsumer.seek(rtp,
acked.get(rtp).getCommittedOffset() + 1); // Seek to last committed offset
}
}
+
+ if(!retriableTopicPartitions.isEmpty()) {
+ //Pause other partitions for this poll so
maxUncommittedPartitions isn't exceeded by too much
--- End diff --
I am a bit confused about this. When can it be exceeded? By how much? This
should be a deterministic number.
I read your comment in the email thread about maxSpoutPending. Is this
related to that ?
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