reswqa commented on code in PR #21560:
URL: https://github.com/apache/flink/pull/21560#discussion_r1060429247
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flink-runtime/src/main/java/org/apache/flink/runtime/deployment/InputGateDeploymentDescriptor.java:
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@@ -75,7 +77,7 @@ public class InputGateDeploymentDescriptor implements
Serializable {
private transient ShuffleDescriptor[] inputChannels;
/** Serialized value of shuffle descriptors. */
- private MaybeOffloaded<ShuffleDescriptor[]> serializedInputChannels;
+ private final List<MaybeOffloaded<ShuffleDescriptor>>
serializedInputChannels;
Review Comment:
This is indeed a reasonable concerns. I changed this logical to serialize
`shuffleDescriptors` in batch, and the `IGDD(InputGateDeploymentDescriptor)`
stores `List<MaybeOffloaded<ShuffleDescriptorAndIndex[]>>`, we can calculates
all producer's `shuffleDescriptor` from this list.
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