Github user mxm commented on a diff in the pull request:
https://github.com/apache/flink/pull/2085#discussion_r66805479
--- Diff:
flink-yarn/src/main/java/org/apache/flink/yarn/YarnClusterClient.java ---
@@ -211,18 +185,45 @@ public void run() {
Runtime.getRuntime().addShutdownHook(clientShutdownHook);
isConnected = true;
+
+ logAndSysout("Waiting until all TaskManagers have connected");
+
+ while(true) {
--- End diff --
Yes, I wanted to bring up the Yarn session only once the cluster is ready.
It is a semantic change but IMHO transparent to the user. There is not
disadvantage from waiting until the cluster is ready. Ultimately, it would be
nice to get rid of all waiting but we're not quite there yet.
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