| /* |
| * 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.giraph.graph; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import org.apache.giraph.bsp.checkpoints.CheckpointStatus; |
| import org.apache.giraph.partition.PartitionStats; |
| import org.apache.hadoop.io.Writable; |
| |
| /** |
| * Aggregated stats by the master. |
| */ |
| public class GlobalStats implements Writable { |
| /** All vertices in the application */ |
| private long vertexCount = 0; |
| /** All finished vertices in the last superstep */ |
| private long finishedVertexCount = 0; |
| /** All edges in the last superstep */ |
| private long edgeCount = 0; |
| /** All messages sent in the last superstep */ |
| private long messageCount = 0; |
| /** All message bytes sent in the last superstep */ |
| private long messageBytesCount = 0; |
| /** Whether the computation should be halted */ |
| private boolean haltComputation = false; |
| /** Bytes of data stored to disk in the last superstep */ |
| private long oocStoreBytesCount = 0; |
| /** Bytes of data loaded to disk in the last superstep */ |
| private long oocLoadBytesCount = 0; |
| /** Lowest percentage of graph in memory throughout the execution */ |
| private int lowestGraphPercentageInMemory = 100; |
| /** |
| * Master's decision on whether we should checkpoint and |
| * what to do next. |
| */ |
| private CheckpointStatus checkpointStatus = |
| CheckpointStatus.NONE; |
| |
| /** |
| * Add the stats of a partition to the global stats. |
| * |
| * @param partitionStats Partition stats to be added. |
| */ |
| public void addPartitionStats(PartitionStats partitionStats) { |
| this.vertexCount += partitionStats.getVertexCount(); |
| this.finishedVertexCount += partitionStats.getFinishedVertexCount(); |
| this.edgeCount += partitionStats.getEdgeCount(); |
| } |
| |
| public long getVertexCount() { |
| return vertexCount; |
| } |
| |
| public long getFinishedVertexCount() { |
| return finishedVertexCount; |
| } |
| |
| public long getEdgeCount() { |
| return edgeCount; |
| } |
| |
| public long getMessageCount() { |
| return messageCount; |
| } |
| |
| public long getMessageBytesCount() { |
| return messageBytesCount; |
| } |
| |
| public boolean getHaltComputation() { |
| return haltComputation; |
| } |
| |
| public void setHaltComputation(boolean value) { |
| haltComputation = value; |
| } |
| |
| public long getOocStoreBytesCount() { |
| return oocStoreBytesCount; |
| } |
| |
| public long getOocLoadBytesCount() { |
| return oocLoadBytesCount; |
| } |
| |
| public CheckpointStatus getCheckpointStatus() { |
| return checkpointStatus; |
| } |
| |
| public void setCheckpointStatus(CheckpointStatus checkpointStatus) { |
| this.checkpointStatus = checkpointStatus; |
| } |
| |
| public int getLowestGraphPercentageInMemory() { |
| return lowestGraphPercentageInMemory; |
| } |
| |
| public void setLowestGraphPercentageInMemory( |
| int lowestGraphPercentageInMemory) { |
| this.lowestGraphPercentageInMemory = lowestGraphPercentageInMemory; |
| } |
| |
| /** |
| * Add bytes loaded to the global stats. |
| * |
| * @param oocLoadBytesCount number of bytes to be added |
| */ |
| public void addOocLoadBytesCount(long oocLoadBytesCount) { |
| this.oocLoadBytesCount += oocLoadBytesCount; |
| } |
| |
| /** |
| * Add bytes stored to the global stats. |
| * |
| * @param oocStoreBytesCount number of bytes to be added |
| */ |
| public void addOocStoreBytesCount(long oocStoreBytesCount) { |
| this.oocStoreBytesCount += oocStoreBytesCount; |
| } |
| |
| /** |
| * Add messages to the global stats. |
| * |
| * @param messageCount Number of messages to be added. |
| */ |
| public void addMessageCount(long messageCount) { |
| this.messageCount += messageCount; |
| } |
| |
| /** |
| * Add messages to the global stats. |
| * |
| * @param msgBytesCount Number of message bytes to be added. |
| */ |
| public void addMessageBytesCount(long msgBytesCount) { |
| this.messageBytesCount += msgBytesCount; |
| } |
| |
| @Override |
| public void readFields(DataInput input) throws IOException { |
| vertexCount = input.readLong(); |
| finishedVertexCount = input.readLong(); |
| edgeCount = input.readLong(); |
| messageCount = input.readLong(); |
| messageBytesCount = input.readLong(); |
| oocLoadBytesCount = input.readLong(); |
| oocStoreBytesCount = input.readLong(); |
| lowestGraphPercentageInMemory = input.readInt(); |
| haltComputation = input.readBoolean(); |
| if (input.readBoolean()) { |
| checkpointStatus = CheckpointStatus.values()[input.readInt()]; |
| } else { |
| checkpointStatus = null; |
| } |
| } |
| |
| @Override |
| public void write(DataOutput output) throws IOException { |
| output.writeLong(vertexCount); |
| output.writeLong(finishedVertexCount); |
| output.writeLong(edgeCount); |
| output.writeLong(messageCount); |
| output.writeLong(messageBytesCount); |
| output.writeLong(oocLoadBytesCount); |
| output.writeLong(oocStoreBytesCount); |
| output.writeInt(lowestGraphPercentageInMemory); |
| output.writeBoolean(haltComputation); |
| output.writeBoolean(checkpointStatus != null); |
| if (checkpointStatus != null) { |
| output.writeInt(checkpointStatus.ordinal()); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "(vtx=" + vertexCount + ",finVtx=" + |
| finishedVertexCount + ",edges=" + edgeCount + ",msgCount=" + |
| messageCount + ",msgBytesCount=" + |
| messageBytesCount + ",haltComputation=" + haltComputation + |
| ", checkpointStatus=" + checkpointStatus + ')'; |
| } |
| } |