org.apache.accumulo.test.performance.metadata.FastBulkImportIT.java Source code

Introduction

Here is the source code for org.apache.accumulo.test.performance.metadata.FastBulkImportIT.java

Source

/*
 * 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.test.performance.metadata;

import static org.junit.Assert.assertTrue;
import static org.junit.Assume.assumeFalse;

import java.util.SortedSet;
import java.util.TreeSet;

import org.apache.accumulo.core.client.Connector;
import org.apache.accumulo.core.conf.AccumuloConfiguration;
import org.apache.accumulo.core.conf.Property;
import org.apache.accumulo.core.data.Key;
import org.apache.accumulo.core.data.Value;
import org.apache.accumulo.core.file.FileOperations;
import org.apache.accumulo.core.file.FileSKVWriter;
import org.apache.accumulo.core.file.rfile.RFile;
import org.apache.accumulo.core.util.CachedConfiguration;
import org.apache.accumulo.minicluster.impl.MiniAccumuloConfigImpl;
import org.apache.accumulo.test.functional.ConfigurableMacBase;
import org.apache.accumulo.test.mrit.IntegrationTestMapReduce;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.Text;
import org.junit.BeforeClass;
import org.junit.Test;

// ACCUMULO-3327
public class FastBulkImportIT extends ConfigurableMacBase {

    @BeforeClass
    static public void checkMR() {
        assumeFalse(IntegrationTestMapReduce.isMapReduce());
    }

    @Override
    protected int defaultTimeoutSeconds() {
        return 120;
    }

    @Override
    protected void configure(MiniAccumuloConfigImpl cfg, Configuration hadoopCoreSite) {
        cfg.setNumTservers(3);
        cfg.setProperty(Property.TSERV_BULK_ASSIGNMENT_THREADS, "5");
        cfg.setProperty(Property.TSERV_BULK_PROCESS_THREADS, "5");
        cfg.setProperty(Property.TABLE_MAJC_RATIO, "9999");
        cfg.setProperty(Property.TABLE_FILE_MAX, "9999");
        cfg.setProperty(Property.TABLE_DURABILITY, "none");
    }

    @Test
    public void test() throws Exception {
        log.info("Creating table");
        final String tableName = getUniqueNames(1)[0];
        final Connector c = getConnector();
        c.tableOperations().create(tableName);
        log.info("Adding splits");
        SortedSet<Text> splits = new TreeSet<>();
        for (int i = 1; i < 0xfff; i += 7) {
            splits.add(new Text(Integer.toHexString(i)));
        }
        c.tableOperations().addSplits(tableName, splits);

        log.info("Creating lots of bulk import files");
        FileSystem fs = getCluster().getFileSystem();
        Path basePath = getCluster().getTemporaryPath();
        CachedConfiguration.setInstance(fs.getConf());

        Path base = new Path(basePath, "testBulkFail_" + tableName);
        fs.delete(base, true);
        fs.mkdirs(base);
        Path bulkFailures = new Path(base, "failures");
        Path files = new Path(base, "files");
        fs.mkdirs(bulkFailures);
        fs.mkdirs(files);
        for (int i = 0; i < 100; i++) {
            FileSKVWriter writer = FileOperations.getInstance().newWriterBuilder()
                    .forFile(files.toString() + "/bulk_" + i + "." + RFile.EXTENSION, fs, fs.getConf())
                    .withTableConfiguration(AccumuloConfiguration.getDefaultConfiguration()).build();
            writer.startDefaultLocalityGroup();
            for (int j = 0x100; j < 0xfff; j += 3) {
                writer.append(new Key(Integer.toHexString(j)), new Value(new byte[0]));
            }
            writer.close();
        }
        log.info("Waiting for balance");
        c.instanceOperations().waitForBalance();

        log.info("Bulk importing files");
        long now = System.currentTimeMillis();
        c.tableOperations().importDirectory(tableName, files.toString(), bulkFailures.toString(), true);
        double diffSeconds = (System.currentTimeMillis() - now) / 1000.;
        log.info(String.format("Import took %.2f seconds", diffSeconds));
        assertTrue(diffSeconds < 30);
    }

}