jiangxb1987 commented on a change in pull request #28742:
URL: https://github.com/apache/spark/pull/28742#discussion_r436495954



##########
File path: core/src/main/scala/org/apache/spark/deploy/master/Master.scala
##########
@@ -715,7 +715,9 @@ private[deploy] class Master(
         val usableWorkers = workers.toArray.filter(_.state == 
WorkerState.ALIVE)
           .filter(canLaunchExecutor(_, app.desc))
           .sortBy(_.coresFree).reverse
-        if (waitingApps.length == 1 && usableWorkers.isEmpty) {
+        val appMayHang = waitingApps.length == 1 &&

Review comment:
       I'm not sure how useful is this warning message, this just reflects the 
current status within one round of scheduling, we can tolerant the behavior to 
not launch a new executor on currently available workers.




----------------------------------------------------------------
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.

For queries about this service, please contact Infrastructure at:
[email protected]



---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to