38
39 public class TestObjItrWithHeapDump {
40 public static void testWith(String... args) throws Exception {
41 String[] cmds = Arrays.copyOf(args, args.length + 2);
42 cmds[args.length] = TestObjItrWithHeapDump.class.getName();
43 cmds[args.length + 1] = "test";
44 OutputAnalyzer output = ProcessTools.executeLimitedTestJava(cmds);
45
46 output.shouldHaveExitValue(0);
47 output.shouldContain("Class Histogram (before full gc)");
48 output.shouldContain("Class Histogram (after full gc)");
49 }
50
51 public static void main(String[] args) throws Exception {
52 if (args.length > 0 && args[0].equals("test")) {
53 System.gc();
54 System.exit(0);
55 }
56
57 String[][][] modeHeuristics = new String[][][] {
58 {{"satb"}, {"adaptive", "compact", "static", "aggressive"}},
59 {{"iu"}, {"adaptive", "aggressive"}},
60 {{"passive"}, {"passive"}}
61 };
62
63 for (String[][] mh : modeHeuristics) {
64 String mode = mh[0][0];
65 String[] heuristics = mh[1];
66 for (String h : heuristics) {
67 testWith("-XX:+UnlockDiagnosticVMOptions",
68 "-XX:+UnlockExperimentalVMOptions",
69 "-XX:+UseShenandoahGC",
70 "-XX:-ShenandoahDegeneratedGC",
71 "-XX:ShenandoahGCMode=" + mode,
72 "-XX:ShenandoahGCHeuristics=" + h,
73 "-Xlog:gc+classhisto=trace",
74 "-XX:-ExplicitGCInvokesConcurrent",
75 "-Xmx512M"
76 );
77 }
78 }
79 }
80 }
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38
39 public class TestObjItrWithHeapDump {
40 public static void testWith(String... args) throws Exception {
41 String[] cmds = Arrays.copyOf(args, args.length + 2);
42 cmds[args.length] = TestObjItrWithHeapDump.class.getName();
43 cmds[args.length + 1] = "test";
44 OutputAnalyzer output = ProcessTools.executeLimitedTestJava(cmds);
45
46 output.shouldHaveExitValue(0);
47 output.shouldContain("Class Histogram (before full gc)");
48 output.shouldContain("Class Histogram (after full gc)");
49 }
50
51 public static void main(String[] args) throws Exception {
52 if (args.length > 0 && args[0].equals("test")) {
53 System.gc();
54 System.exit(0);
55 }
56
57 String[][][] modeHeuristics = new String[][][] {
58 {{"satb"}, {"adaptive", "compact", "static", "aggressive"}},
59 {{"generational"}, {"adaptive"}},
60 {{"passive"}, {"passive"}}
61 };
62
63 for (String[][] mh : modeHeuristics) {
64 String mode = mh[0][0];
65 String[] heuristics = mh[1];
66 for (String h : heuristics) {
67 testWith("-XX:+UnlockDiagnosticVMOptions",
68 "-XX:+UnlockExperimentalVMOptions",
69 "-XX:+UseShenandoahGC",
70 "-XX:-ShenandoahDegeneratedGC",
71 "-XX:ShenandoahGCMode=" + mode,
72 "-XX:ShenandoahGCHeuristics=" + h,
73 "-Xlog:gc+classhisto=trace",
74 "-XX:-ExplicitGCInvokesConcurrent",
75 "-Xmx512M"
76 );
77 }
78 }
79 }
80 }
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