Github user vrozov commented on a diff in the pull request:
https://github.com/apache/incubator-apex-core/pull/271#discussion_r56447191
--- Diff:
engine/src/main/java/com/datatorrent/stram/engine/GenericNode.java ---
@@ -608,9 +610,9 @@ else if (tracker.ports[trackerIndex] == null) {
if (need2sleep) {
if (handleIdleTime && insideWindow) {
((IdleTimeHandler) operator).handleIdleTime();
- }
- else {
+ } else {
Thread.sleep(spinMillis);
+ spinMillis = Math.min(maxSpinMillis, spinMillis + 1);
--- End diff --
I also thought about such approach with a variation of providing a
configuration setting for a number of iterations instead of a timeout as
getting current time on each iteration may be way too costly.
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