| /** |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.monitor.capacity; |
| |
| import org.apache.hadoop.yarn.api.records.ApplicationId; |
| import org.apache.hadoop.yarn.api.records.Resource; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerApp; |
| import org.apache.hadoop.yarn.util.resource.ResourceCalculator; |
| import org.apache.hadoop.yarn.util.resource.Resources; |
| |
| |
| /** |
| * Temporary data-structure tracking resource availability, pending resource |
| * need, current utilization for an application. |
| */ |
| public class TempAppPerPartition extends AbstractPreemptionEntity { |
| |
| // Following fields are settled and used by candidate selection policies |
| private final int priority; |
| private final ApplicationId applicationId; |
| private TempUserPerPartition tempUser; |
| |
| FiCaSchedulerApp app; |
| |
| TempAppPerPartition(FiCaSchedulerApp app, Resource usedPerPartition, |
| Resource amUsedPerPartition, Resource reserved, |
| Resource pendingPerPartition) { |
| super(app.getQueueName(), usedPerPartition, amUsedPerPartition, reserved, |
| pendingPerPartition); |
| |
| this.priority = app.getPriority().getPriority(); |
| this.applicationId = app.getApplicationId(); |
| this.app = app; |
| } |
| |
| public FiCaSchedulerApp getFiCaSchedulerApp() { |
| return app; |
| } |
| |
| public void assignPreemption(Resource killable) { |
| Resources.addTo(toBePreempted, killable); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(" NAME: " + getApplicationId()).append(" PRIO: ").append(priority) |
| .append(" CUR: ").append(getUsed()).append(" PEN: ").append(pending) |
| .append(" RESERVED: ").append(reserved).append(" IDEAL_ASSIGNED: ") |
| .append(idealAssigned).append(" PREEMPT_OTHER: ") |
| .append(getToBePreemptFromOther()).append(" IDEAL_PREEMPT: ") |
| .append(toBePreempted).append(" ACTUAL_PREEMPT: ") |
| .append(getActuallyToBePreempted()).append("\n"); |
| |
| return sb.toString(); |
| } |
| |
| void appendLogString(StringBuilder sb) { |
| sb.append(queueName).append(", ").append(getUsed().getMemorySize()) |
| .append(", ").append(getUsed().getVirtualCores()).append(", ") |
| .append(pending.getMemorySize()).append(", ") |
| .append(pending.getVirtualCores()).append(", ") |
| .append(idealAssigned.getMemorySize()).append(", ") |
| .append(idealAssigned.getVirtualCores()).append(", ") |
| .append(toBePreempted.getMemorySize()).append(", ") |
| .append(toBePreempted.getVirtualCores()).append(", ") |
| .append(getActuallyToBePreempted().getMemorySize()).append(", ") |
| .append(getActuallyToBePreempted().getVirtualCores()); |
| } |
| |
| public int getPriority() { |
| return priority; |
| } |
| |
| public ApplicationId getApplicationId() { |
| return applicationId; |
| } |
| |
| public String getUser() { |
| return this.app.getUser(); |
| } |
| |
| public void deductActuallyToBePreempted(ResourceCalculator resourceCalculator, |
| Resource cluster, Resource toBeDeduct) { |
| if (Resources.greaterThan(resourceCalculator, cluster, |
| getActuallyToBePreempted(), toBeDeduct)) { |
| Resources.subtractFrom(getActuallyToBePreempted(), toBeDeduct); |
| } |
| } |
| |
| public void setTempUserPerPartition(TempUserPerPartition tu) { |
| tempUser = tu; |
| } |
| |
| public TempUserPerPartition getTempUserPerPartition() { |
| return tempUser; |
| } |
| } |