jdk-24/jdk/test/java/lang/Runtime/exec/LotsOfOutput.java

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 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/**
 * @test
 * @bug 4369826
 * @summary Process with lots of output should not crash VM
 * @author kladko
 */

import java.io.File;

public class LotsOfOutput {
    static final String CAT = "/usr/bin/cat";

    public static void main(String[] args) throws Exception{
        if (File.separatorChar == '\\' ||                // Windows
                                !new File(CAT).exists()) // no cat
            return;
        Process p = Runtime.getRuntime().exec(CAT + " /dev/zero");
        long initMemory = Runtime.getRuntime().totalMemory();
        for (int i=1; i< 10; i++) {
            Thread.sleep(100);
            if (Runtime.getRuntime().totalMemory() > initMemory + 1000000)
                throw new Exception("Process consumes memory.");
        }

    }
}