pgaref commented on code in PR #22520:
URL: https://github.com/apache/flink/pull/22520#discussion_r1187021736
##########
flink-core/src/main/java/org/apache/flink/configuration/PipelineOptions.java:
##########
@@ -243,13 +243,22 @@ public class PipelineOptions {
.build());
public static final ConfigOption<Boolean> OPERATOR_CHAINING =
- key("pipeline.operator-chaining")
+ key("pipeline.operator-chaining.enabled")
.booleanType()
.defaultValue(true)
+ .withDeprecatedKeys("pipeline.operator-chaining")
.withDescription(
"Operator chaining allows non-shuffle operations
to be co-located in the same thread "
+ "fully avoiding serialization and
de-serialization.");
+ public static final ConfigOption<Boolean>
+ OPERATOR_CHAINING_CHAIN_OPERATORS_WITH_DIFFERENT_MAX_PARALLELISM =
+
key("pipeline.operator-chaining.chain-operators-with-different-max-parallelism")
+ .booleanType()
+ .defaultValue(true)
+ .withDescription(
+ "Operators with different max parallelism
can be chained together.");
Review Comment:
Shall we add a note here like: `Default behavior may prevent rescaling when
the AdaptiveScheduler is used` ?
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