afchung commented on a change in pull request #3779:
URL: https://github.com/apache/hadoop/pull/3779#discussion_r768062752
##########
File path:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/scheduler/ContainerScheduler.java
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@@ -429,6 +482,21 @@ private boolean
resourceAvailableToStartContainer(Container container) {
return this.utilizationTracker.hasResourcesAvailable(container);
}
+ private boolean resourceAvailableToQueueOppContainer(
+ Container newOppContainer) {
+ final Resource cumulativeResource = Resource.newInstance(Resources.none());
+ for (final Container container : queuedGuaranteedContainers.values()) {
+ Resources.addTo(cumulativeResource, container.getResource());
+ }
+
+ for (final Container container : queuedOpportunisticContainers.values()) {
+ Resources.addTo(cumulativeResource, container.getResource());
+ }
+
+ Resources.addTo(cumulativeResource, newOppContainer.getResource());
+ return this.utilizationTracker.hasResourcesAvailable(cumulativeResource);
Review comment:
Nope, `utilizationTracker` is initialized in the constructor.
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