lihaosky commented on code in PR #14139:
URL: https://github.com/apache/kafka/pull/14139#discussion_r1284910181
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streams/src/main/java/org/apache/kafka/streams/processor/internals/assignment/HighAvailabilityTaskAssignor.java:
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@@ -43,21 +43,27 @@
public class HighAvailabilityTaskAssignor implements TaskAssignor {
private static final Logger log =
LoggerFactory.getLogger(HighAvailabilityTaskAssignor.class);
+ private static final int DEFAULT_STATEFUL_TRAFFIC_COST = 10;
+ private static final int DEFAULT_STATEFUL_NON_OVERLAP_COST = 1;
+ private static final int DEFAULT_STATELESS_TRAFFIC_COST = 1;
+ private static final int DEFAULT_STATELESS_NON_OVERLAP_COST = 1;
Review Comment:
Yeah. The only stateful cost is configurable. The default is not set in
`StreamsConfig` because it will be different for `HAAssignor` and
`StickyAssignor`. So the default in `StreamsConfig` is null which means use
assignor's default.
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