hachikuji commented on a change in pull request #9732:
URL: https://github.com/apache/kafka/pull/9732#discussion_r543588101
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File path:
core/src/main/scala/kafka/server/BrokerToControllerChannelManager.scala
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@@ -221,7 +216,7 @@ class BrokerToControllerRequestThread(networkClient:
KafkaClient,
} else {
// need to backoff to avoid tight loops
debug("No controller defined in metadata cache, retrying after
backoff")
- backoff()
Review comment:
While addressing this issue, I realized the current timeout logic does
not handle the case when the controller is not known. This will cause the
requests to keep piling up until we find the controller.
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