showuon commented on a change in pull request #11923:
URL: https://github.com/apache/kafka/pull/11923#discussion_r831722091
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File path: docs/streams/architecture.html
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@@ -161,6 +161,12 @@ <h3 class="anchor-heading"><a
id="streams_architecture_recovery" class="anchor-l
Starting in 2.6, Kafka Streams will guarantee that a task is only ever
assigned to an instance with a fully caught-up local copy of the state, if such
an instance
exists. Standby tasks will increase the likelihood that a caught-up
instance exists in the case of a failure.
</p>
+ <p>
+ You can also configure standby replicas with rack awareness. When
configured, Kafka Streams will attempt to
+ create a standby task on a different "rack" than the active one, thus
having a faster recovery time when the
Review comment:
nit: Kafka Streams will attempt to [distribute] a standby task on a
different "rack" than the active one,
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