reswqa commented on code in PR #22864:
URL: https://github.com/apache/flink/pull/22864#discussion_r1242154520
##########
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/graph/StreamingJobGraphGenerator.java:
##########
@@ -1008,6 +1008,23 @@ private StreamConfig createJobVertex(Integer
streamNodeId, OperatorChainInfo cha
jobVertex.setInvokableClass(streamNode.getJobVertexClass());
+ // Find the minimal max parallelism in the chain for operators that
have a configured max
+ // parallelism (>0). If no operator has max parallelism configured,
returns the default -1.
+ int chainMinimalMaxParallelism =
+ chainInfo.getAllChainedNodes().stream()
+ .mapToInt(StreamNode::getMaxParallelism)
+ .filter(maxParallelism -> maxParallelism > 0)
+ .min()
+ .orElse(-1);
+
+ jobVertex.setMaxParallelism(chainMinimalMaxParallelism);
+
+ boolean anyParallelismInChainConfigured =
+ chainInfo.getAllChainedNodes().stream()
+ .anyMatch(StreamNode::isParallelismConfigured);
+
+ jobVertex.setParallelismConfigured(anyParallelismInChainConfigured);
Review Comment:
IIRC, `createJobVertex` was only called when a chain has been fully
traversed(established).
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
