21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8054836
  27  * @summary Test to verify correctness of malloc tracking
  28  * @key nmt jcmd
  29  * @library /testlibrary /../../test/lib
  30  * @modules java.base/sun.misc
  31  *          java.management
  32  * @build MallocTrackingVerify
  33  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  34  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=detail MallocTrackingVerify
  35  *
  36  */
  37 
  38 import java.util.ArrayList;
  39 import java.util.Random;
  40 
  41 import com.oracle.java.testlibrary.*;
  42 
  43 import sun.hotspot.WhiteBox;
  44 
  45 public class MallocTrackingVerify {
  46     private static int MAX_ALLOC = 4 * 1024;
  47 
  48     static ArrayList<MallocMemory> mallocd_memory = new ArrayList<MallocMemory>();
  49     static long mallocd_total = 0;
  50     public static WhiteBox wb = WhiteBox.getWhiteBox();
  51 
  52     public static void main(String args[]) throws Exception {
  53         OutputAnalyzer output;
  54 
  55         // Grab my own PID
  56         String pid = Integer.toString(ProcessTools.getProcessId());
  57         ProcessBuilder pb = new ProcessBuilder();
  58 
  59         Random random = new Random();
  60         // Allocate small amounts of memory with random pseudo call stack
  61         while (mallocd_total < MAX_ALLOC) {

  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8054836
  27  * @summary Test to verify correctness of malloc tracking
  28  * @key nmt jcmd
  29  * @library /testlibrary /../../test/lib
  30  * @modules java.base/sun.misc
  31  *          java.management
  32  * @build MallocTrackingVerify
  33  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  34  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=detail MallocTrackingVerify
  35  *
  36  */
  37 
  38 import java.util.ArrayList;
  39 import java.util.Random;
  40 
  41 import jdk.test.lib.*;
  42 
  43 import sun.hotspot.WhiteBox;
  44 
  45 public class MallocTrackingVerify {
  46     private static int MAX_ALLOC = 4 * 1024;
  47 
  48     static ArrayList<MallocMemory> mallocd_memory = new ArrayList<MallocMemory>();
  49     static long mallocd_total = 0;
  50     public static WhiteBox wb = WhiteBox.getWhiteBox();
  51 
  52     public static void main(String args[]) throws Exception {
  53         OutputAnalyzer output;
  54 
  55         // Grab my own PID
  56         String pid = Integer.toString(ProcessTools.getProcessId());
  57         ProcessBuilder pb = new ProcessBuilder();
  58 
  59         Random random = new Random();
  60         // Allocate small amounts of memory with random pseudo call stack
  61         while (mallocd_total < MAX_ALLOC) {