zentol commented on code in PR #21908:
URL: https://github.com/apache/flink/pull/21908#discussion_r1105835738
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flink-runtime/src/main/java/org/apache/flink/runtime/scheduler/adaptive/allocator/SlotSharingSlotAllocator.java:
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@@ -133,7 +138,56 @@ public Optional<VertexParallelismWithSlotSharing>
determineParallelism(
return Optional.of(new
VertexParallelismWithSlotSharing(allVertexParallelism, assignments));
}
- private static Map<JobVertexID, Integer> determineParallelism(
+ /**
+ * Distributes free slots across the slot-sharing groups of the job. Slots
are distributed as
+ * evenly as possible while taking the minimum parallelism of contained
vertices into account.
Review Comment:
> (maximum out of explicitly configured parallelisms)
will rephrase the related sentence because it will become difficult to wrap
your head around it.
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