| /* |
| * 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.drill.exec.ops; |
| |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| |
| import org.apache.commons.lang3.tuple.ImmutablePair; |
| import org.apache.drill.exec.memory.BufferAllocator; |
| import org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint; |
| import org.apache.drill.exec.proto.UserBitShared.MinorFragmentProfile; |
| |
| /** |
| * Holds statistics of a particular (minor) fragment. |
| */ |
| public class FragmentStats { |
| // private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(FragmentStats.class); |
| |
| private Map<ImmutablePair<Integer, Integer>, OperatorStats> operators = new LinkedHashMap<>(); |
| private final long startTime; |
| private final DrillbitEndpoint endpoint; |
| private final BufferAllocator allocator; |
| |
| public FragmentStats(BufferAllocator allocator, DrillbitEndpoint endpoint) { |
| this.startTime = System.currentTimeMillis(); |
| this.endpoint = endpoint; |
| this.allocator = allocator; |
| } |
| |
| public void addMetricsToStatus(MinorFragmentProfile.Builder prfB) { |
| prfB.setStartTime(startTime); |
| prfB.setMaxMemoryUsed(allocator.getPeakMemoryAllocation()); |
| prfB.setEndTime(System.currentTimeMillis()); |
| prfB.setEndpoint(endpoint); |
| for(Entry<ImmutablePair<Integer, Integer>, OperatorStats> o : operators.entrySet()){ |
| prfB.addOperatorProfile(o.getValue().getProfile()); |
| } |
| } |
| |
| /** |
| * Creates a new holder for operator statistics within this holder for fragment statistics. |
| * |
| * @param profileDef operator profile definition |
| * @param allocator the allocator being used |
| * @return a new operator statistics holder |
| */ |
| public OperatorStats newOperatorStats(final OpProfileDef profileDef, final BufferAllocator allocator) { |
| final OperatorStats stats = new OperatorStats(profileDef, allocator); |
| if(profileDef.operatorType != -1) { |
| @SuppressWarnings("unused") |
| OperatorStats existingStatsHolder = addOperatorStats(stats); |
| } |
| return stats; |
| } |
| |
| public OperatorStats addOperatorStats(OperatorStats stats) { |
| return operators.put(new ImmutablePair<>(stats.operatorId, stats.operatorType), stats); |
| } |
| |
| } |