cassandra-trunk/test/microbench/org/apache/cassandra/test/microbench/ReadWriteTest.java
/*
 * 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.cassandra.test.microbench;


import java.io.IOException;
import java.util.concurrent.*;

import org.apache.cassandra.cql3.CQLTester;
import org.apache.cassandra.db.ColumnFamilyStore;
import org.apache.cassandra.db.Keyspace;
import org.openjdk.jmh.annotations.*;

@BenchmarkMode(Mode.Throughput)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Warmup(iterations = 5, time = 1, timeUnit = TimeUnit.SECONDS)
@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
@Fork(value = 1)
@Threads(1)
@State(Scope.Benchmark)
public class ReadWriteTest extends CQLTester
{
    static String keyspace;
    String table;
    String writeStatement;
    String readStatement;
    long numRows = 0;
    ColumnFamilyStore cfs;

    @Setup(Level.Trial)
    public void setup() throws Throwable
    {
        CQLTester.setUpClass();
        keyspace = createKeyspace("CREATE KEYSPACE %s with replication = { 'class' : 'SimpleStrategy', 'replication_factor' : 1 } and durable_writes = false");
        table = createTable(keyspace, "CREATE TABLE %s ( userid bigint, picid bigint, commentid bigint, PRIMARY KEY(userid, picid))");
        execute("use "+keyspace+";");
        writeStatement = "INSERT INTO "+table+"(userid,picid,commentid)VALUES(?,?,?)";
        readStatement = "SELECT * from "+table+" limit 100";

        cfs = Keyspace.open(keyspace).getColumnFamilyStore(table);
        cfs.disableAutoCompaction();

        //Warm up
        System.err.println("Writing 50k");
        for (long i = 0; i < 5000; i++)
            execute(writeStatement, i, i, i );
    }

    @TearDown(Level.Trial)
    public void teardown() throws IOException, ExecutionException, InterruptedException
    {
        CQLTester.cleanup();
    }

    @Benchmark
    public Object write() throws Throwable
    {
        numRows++;
        return execute(writeStatement, numRows, numRows, numRows );
    }


    @Benchmark
    public Object read() throws Throwable
    {
        return execute(readStatement);
    }
}
