Github user zhangminglei commented on a diff in the pull request:
https://github.com/apache/flink/pull/3710#discussion_r111666373
--- Diff:
flink-clients/src/main/java/org/apache/flink/client/LocalExecutor.java ---
@@ -59,7 +59,7 @@
private final Object lock = new Object();
/** The mini cluster on which to execute the local programs */
- private LocalFlinkMiniCluster flink;
+ private volatile LocalFlinkMiniCluster flink;
--- End diff --
Thanks for telling me so useful message. Appreciate it.
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