/*
* 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.accumulo.server.test.scalability;
import java.util.Random;
import java.util.UUID;
import org.apache.accumulo.core.client.BatchWriter;
import org.apache.accumulo.core.client.Connector;
import org.apache.accumulo.core.client.MutationsRejectedException;
import org.apache.accumulo.core.client.TableNotFoundException;
import org.apache.accumulo.core.data.Mutation;
import org.apache.accumulo.server.test.continuous.ContinuousIngest;
public class Ingest extends ScaleTest {
@Override
public void setup() {
Connector conn = getConnector();
String tableName = getTestProperty("TABLE");
// delete existing table
if (conn.tableOperations().exists(tableName)) {
System.out.println("Deleting existing table: " + tableName);
try {
conn.tableOperations().delete(tableName);
} catch (Exception e) {
System.out.println("Failed to delete table: " + tableName);
e.printStackTrace();
}
}
// create table
try {
conn.tableOperations().create(tableName);
conn.tableOperations().addSplits(tableName, calculateSplits());
conn.tableOperations().setProperty(tableName, "table.split.threshold", "256M");
} catch (Exception e) {
System.out.println("Failed to create table: " + tableName);
e.printStackTrace();
}
}
@Override
public void client() {
Connector conn = getConnector();
String tableName = getTestProperty("TABLE");
// get batch writer configuration
long maxMemory = Long.parseLong(getTestProperty("MAX_MEMORY"));
long maxLatency = Long.parseLong(getTestProperty("MAX_LATENCY"));
int maxWriteThreads = Integer.parseInt(getTestProperty("NUM_THREADS"));
// create batch writer
BatchWriter bw = null;
try {
bw = conn.createBatchWriter(tableName, maxMemory, maxLatency, maxWriteThreads);
} catch (TableNotFoundException e) {
System.out.println("Table not found: " + tableName);
e.printStackTrace();
}
// configure writing
Random r = new Random();
String ingestInstanceId = UUID.randomUUID().toString();
long numIngestEntries = Long.parseLong(getTestProperty("NUM_ENTRIES"));
long minRow = 0L;
long maxRow = 9223372036854775807L;
int maxColF = 32767;
int maxColQ = 32767;
long count = 0;
long totalBytes = 0;
// start timer
startTimer();
// write specified number of entries
while (count < numIngestEntries) {
count++;
long rowId = ContinuousIngest.genLong(minRow, maxRow, r);
Mutation m = ContinuousIngest.genMutation(rowId, r.nextInt(maxColF), r.nextInt(maxColQ), ingestInstanceId.getBytes(), count, null, r);
totalBytes += m.numBytes();
try {
bw.addMutation(m);
} catch (MutationsRejectedException e) {
e.printStackTrace();
System.exit(-1);
}
}
// close writer
try {
bw.close();
} catch (MutationsRejectedException e) {
e.printStackTrace();
System.exit(-1);
}
// stop timer
stopTimer(count, totalBytes);
}
@Override
public void teardown() {
Connector conn = getConnector();
String tableName = getTestProperty("TABLE");
try {
conn.tableOperations().delete(tableName);
} catch (Exception e) {
System.out.println("Failed to delete table: " + tableName);
e.printStackTrace();
}
}
}