modules/core/src/test/java/org/apache/ignite/loadtests/discovery/GridGcTimeoutTest.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.ignite.loadtests.discovery;

import java.util.UUID;
import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteDataStreamer;
import org.apache.ignite.internal.util.typedef.G;
import org.apache.ignite.internal.util.typedef.X;
import org.apache.ignite.internal.util.typedef.internal.U;

/**
 *
 */
public class GridGcTimeoutTest {
    /** */
    public static final String CFG_PATH = "modules/core/src/test/config/discovery-stress.xml";

    /** */
    public static final int VALUE_SIZE = 1024;

    /**
     * @param args Args.
     */
    @SuppressWarnings("InfiniteLoopStatement")
    public static void main(String[] args) {
        Ignite g = G.start(U.resolveIgniteUrl(CFG_PATH));

        IgniteDataStreamer<Long, String> ldr = g.dataStreamer("default");

        ldr.perNodeBufferSize(16 * 1024);

        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < VALUE_SIZE - 42; i++)
            sb.append('a');

        String str = sb.toString();
        long cntr = 0;

        while (true) {
            ldr.addData(cntr++, UUID.randomUUID() + str);

            if (cntr % 1000000 == 0)
                X.println("!!! Entries added: " + cntr);
        }
    }
}