9uapaw commented on a change in pull request #3470: URL: https://github.com/apache/hadoop/pull/3470#discussion_r797353370
########## File path: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/DefaultQueueResourceRoundingStrategy.java ########## @@ -0,0 +1,53 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * <p> + * http://www.apache.org/licenses/LICENSE-2.0 + * <p> + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity; + +import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.QueueCapacityVector.QueueCapacityVectorEntry; +import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.QueueCapacityVector.ResourceUnitCapacityType; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.LinkedHashSet; +import java.util.Set; +import java.util.SortedSet; + +import static org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.QueueCapacityVector.ResourceUnitCapacityType.WEIGHT; + +/** + * The default rounding strategy for resource calculation. Uses floor for all types except WEIGHT, + * which is always the last type to consider, therefore it is safe to round up. + */ +public class DefaultQueueResourceRoundingStrategy implements QueueResourceRoundingStrategy { + private final ResourceUnitCapacityType lastCapacityType; + + public DefaultQueueResourceRoundingStrategy( + Set<ResourceUnitCapacityType> capacityTypePrecedence) { Review comment: Replaced it with an array to better reflect the ordered nature of the precedence list. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
