xintongsong commented on a change in pull request #11323: [FLINK-16439][k8s]
Make KubernetesResourceManager starts workers using WorkerResourceSpec
requested by SlotManager
URL: https://github.com/apache/flink/pull/11323#discussion_r388775971
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/resourcemanager/ActiveResourceManager.java
##########
@@ -114,4 +121,42 @@ public ActiveResourceManager(
protected abstract Configuration loadClientConfiguration();
protected abstract double getCpuCores(final Configuration
configuration);
+
+ /**
+ * Utility class for counting pending workers per {@link
WorkerResourceSpec}.
+ */
+ @VisibleForTesting
+ static class PendingWorkerCounter {
+ private final Map<WorkerResourceSpec, Integer>
pendingWorkerNums;
+
+ @VisibleForTesting
+ PendingWorkerCounter() {
+ pendingWorkerNums = new HashMap<>();
+ }
+
+ public int getTotalNum() {
+ return pendingWorkerNums.values().stream().reduce(0,
Integer::sum);
+ }
+
+ public int getNum(final WorkerResourceSpec workerResourceSpec) {
+ return
pendingWorkerNums.getOrDefault(Preconditions.checkNotNull(workerResourceSpec),
0);
+ }
+
+ public int increateAndGet(final WorkerResourceSpec
workerResourceSpec) {
+ return pendingWorkerNums.compute(
+ Preconditions.checkNotNull(workerResourceSpec),
Review comment:
Not sure what is the problem.
The argument is checked before used, and before any changes or calculations
this method performs.
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