GJL commented on a change in pull request #9271: [FLINK-13384][runtime] Fix
back pressure sampling for SourceStreamTask
URL: https://github.com/apache/flink/pull/9271#discussion_r308800773
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/jobgraph/tasks/AbstractInvokable.java
##########
@@ -123,6 +126,17 @@ public boolean shouldInterruptOnCancel() {
return shouldInterruptOnCancel;
}
+ /**
+ * If the invokable implementation executes user code in a thread other
than,
+ * {@link Task#getExecutingThread()}, this method returns the stack
trace of that executing
+ * thread.
+ *
+ * @see Task#getStackTraceOfExecutingThread()
+ */
+ public Optional<StackTraceElement[]> getStackTraceOfExecutingThread() {
Review comment:
Done.
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