[GitHub] [flink] zentol commented on a diff in pull request #22169: [FLINK-31399] AdaptiveScheduler is able to handle changes in job resource requirements.

[via GitHub]

zentol commented on code in PR #22169:
URL: https://github.com/apache/flink/pull/22169#discussion_r1146173850


##########
flink-runtime/src/main/java/org/apache/flink/runtime/scheduler/adaptive/Executing.java:
##########
@@ -123,9 +123,18 @@ private void handleDeploymentFailure(ExecutionVertex 
executionVertex, JobExcepti
     }
 
     @Override
-    public void notifyNewResourcesAvailable() {
-        if (context.canScaleUp(getExecutionGraph())) {
-            getLogger().info("New resources are available. Restarting job to 
scale up.");
+    public void onNewResourcesAvailable() {
+        maybeRescale();
+    }
+
+    @Override
+    public void onNewResourceRequirements() {
+        maybeRescale();
+    }

Review Comment:
   > Should there be a timeout to eventually satisfy the requirements?
   
   Yes. I'd revisit this along with `minParallelismIncrease` because it's all 
about configuring the scaling behavior in certain edge-cases.



-- 
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: issues-unsubscr...@flink.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org