zhijiangW commented on a change in pull request #10083:
[FLINK-14472][runtime]Implement back-pressure monitor with non-blocking outputs.
URL: https://github.com/apache/flink/pull/10083#discussion_r342988898
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/taskmanager/Task.java
##########
@@ -461,16 +461,15 @@ AbstractInvokable getInvokable() {
return invokable;
}
- public StackTraceElement[] getStackTraceOfExecutingThread() {
- final AbstractInvokable invokable = this.invokable;
-
- if (invokable == null) {
- return new StackTraceElement[0];
+ public boolean isAvailableForOutput() {
+ if (invokable == null ||
consumableNotifyingPartitionWriters.length == 0) {
+ return true;
}
-
- return invokable.getExecutingThread()
- .orElse(executingThread)
- .getStackTrace();
+ final CompletableFuture<?>[] outputFutures = new
CompletableFuture[consumableNotifyingPartitionWriters.length];
+ for(int i = 0; i < outputFutures.length; ++i) {
Review comment:
whitespace after `for`
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