--- a/hotspot/test/TEST.groups Mon Sep 29 10:38:50 2014 +0200
+++ b/hotspot/test/TEST.groups Mon Sep 29 12:05:44 2014 +0000
@@ -134,6 +134,13 @@
gc/metaspace/TestMetaspaceMemoryPool.java \
gc/arguments/TestDynMinHeapFreeRatio.java \
gc/arguments/TestDynMaxHeapFreeRatio.java \
+ gc/g1/TestShrinkAuxiliaryData00.java \
+ gc/g1/TestShrinkAuxiliaryData05.java \
+ gc/g1/TestShrinkAuxiliaryData10.java \
+ gc/g1/TestShrinkAuxiliaryData15.java \
+ gc/g1/TestShrinkAuxiliaryData20.java \
+ gc/g1/TestShrinkAuxiliaryData25.java \
+ gc/g1/TestShrinkAuxiliaryData30.java \
runtime/InternalApi/ThreadCpuTimesDeadlock.java \
serviceability/threads/TestFalseDeadLock.java \
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,286 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import static com.oracle.java.testlibrary.Asserts.assertLessThanOrEqual;
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.Platform;
+import com.oracle.java.testlibrary.ProcessTools;
+import com.oracle.java.testlibrary.Utils;
+import java.io.IOException;
+import java.lang.management.ManagementFactory;
+import java.lang.management.MemoryUsage;
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.LinkedList;
+import java.util.List;
+import sun.misc.Unsafe;
+
+public class TestShrinkAuxiliaryData {
+
+ private final static String[] initialOpts = new String[]{
+ "-XX:MinHeapFreeRatio=10",
+ "-XX:MaxHeapFreeRatio=11",
+ "-XX:+UseG1GC",
+ "-XX:G1HeapRegionSize=1m",
+ "-XX:+PrintGCDetails"
+ };
+
+ private final int RSetCacheSize;
+
+ protected TestShrinkAuxiliaryData(int RSetCacheSize) {
+ this.RSetCacheSize = RSetCacheSize;
+ }
+
+ protected void test() throws Exception {
+ ArrayList<String> vmOpts = new ArrayList();
+ Collections.addAll(vmOpts, initialOpts);
+
+ int maxCacheSize = Math.max(0, Math.min(31, getMaxCacheSize()));
+ if (maxCacheSize < RSetCacheSize) {
+ System.out.format("Skiping test for %d cache size due max cache size %d",
+ RSetCacheSize, maxCacheSize
+ );
+ return;
+ }
+
+ printTestInfo(maxCacheSize);
+
+ vmOpts.add("-XX:G1ConcRSLogCacheSize=" + RSetCacheSize);
+
+ vmOpts.addAll(Arrays.asList(Utils.getFilteredTestJavaOpts(
+ ShrinkAuxiliaryDataTest.prohibitedVmOptions)));
+
+ // for 32 bits ObjectAlignmentInBytes is not a option
+ if (Platform.is32bit()) {
+ ArrayList<String> vmOptsWithoutAlign = new ArrayList(vmOpts);
+ vmOptsWithoutAlign.add(ShrinkAuxiliaryDataTest.class.getName());
+ performTest(vmOptsWithoutAlign);
+ return;
+ }
+
+ for (int alignment = 3; alignment <= 8; alignment++) {
+ ArrayList<String> vmOptsWithAlign = new ArrayList(vmOpts);
+ vmOptsWithAlign.add("-XX:ObjectAlignmentInBytes="
+ + (int) Math.pow(2, alignment));
+ vmOptsWithAlign.add(ShrinkAuxiliaryDataTest.class.getName());
+
+ performTest(vmOptsWithAlign);
+ }
+ }
+
+ private void performTest(List<String> opts) throws Exception {
+ ProcessBuilder pb
+ = ProcessTools.createJavaProcessBuilder(
+ opts.toArray(new String[opts.size()])
+ );
+
+ OutputAnalyzer output = new OutputAnalyzer(pb.start());
+ output.shouldHaveExitValue(0);
+ }
+
+ private void printTestInfo(int maxCacheSize) {
+
+ DecimalFormat grouped = new DecimalFormat("000,000");
+ DecimalFormatSymbols formatSymbols = grouped.getDecimalFormatSymbols();
+ formatSymbols.setGroupingSeparator(' ');
+ grouped.setDecimalFormatSymbols(formatSymbols);
+
+ System.out.format("Test will use %s bytes of memory of %s available%n"
+ + "Available memory is %s with %d bytes pointer size - can save %s pointers%n"
+ + "Max cache size: 2^%d = %s elements%n",
+ grouped.format(ShrinkAuxiliaryDataTest.getMemoryUsedByTest()),
+ grouped.format(Runtime.getRuntime().freeMemory()),
+ grouped.format(Runtime.getRuntime().freeMemory()
+ - ShrinkAuxiliaryDataTest.getMemoryUsedByTest()),
+ Unsafe.ADDRESS_SIZE,
+ grouped.format((Runtime.getRuntime().freeMemory()
+ - ShrinkAuxiliaryDataTest.getMemoryUsedByTest())
+ / Unsafe.ADDRESS_SIZE),
+ maxCacheSize,
+ grouped.format((int) Math.pow(2, maxCacheSize))
+ );
+ }
+
+ /**
+ * Detects maximum possible size of G1ConcRSLogCacheSize available for
+ * current process based on maximum available process memory size
+ *
+ * @return power of two
+ */
+ private static int getMaxCacheSize() {
+ long availableMemory = Runtime.getRuntime().freeMemory()
+ - ShrinkAuxiliaryDataTest.getMemoryUsedByTest() - 1l;
+ if (availableMemory <= 0) {
+ return 0;
+ }
+ long availablePointersCount = availableMemory / Unsafe.ADDRESS_SIZE;
+ return (63 - (int) Long.numberOfLeadingZeros(availablePointersCount));
+ }
+
+ static class ShrinkAuxiliaryDataTest {
+
+ public static void main(String[] args) throws IOException {
+ int iterateCount = DEFAULT_ITERATION_COUNT;
+
+ if (args.length > 0) {
+ try {
+ iterateCount = Integer.parseInt(args[0]);
+ } catch (NumberFormatException e) {
+ //num_iterate remains default
+ }
+ }
+
+ new ShrinkAuxiliaryDataTest().test(iterateCount);
+ }
+
+ class GarbageObject {
+
+ private final List<byte[]> payload = new ArrayList();
+ private final List<GarbageObject> ref = new LinkedList();
+
+ public GarbageObject(int size) {
+ payload.add(new byte[size]);
+ }
+
+ public void addRef(GarbageObject g) {
+ ref.add(g);
+ }
+
+ public void mutate() {
+ if (!payload.isEmpty() && payload.get(0).length > 0) {
+ payload.get(0)[0] = (byte) (Math.random() * Byte.MAX_VALUE);
+ }
+ }
+ }
+
+ private final List<GarbageObject> garbage = new ArrayList();
+
+ public void test(int num_iterate) throws IOException {
+
+ allocate();
+ link();
+ mutate();
+ deallocate();
+
+ MemoryUsage muBeforeHeap
+ = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
+ MemoryUsage muBeforeNonHeap
+ = ManagementFactory.getMemoryMXBean().getNonHeapMemoryUsage();
+
+ for (int i = 0; i < num_iterate; i++) {
+ allocate();
+ link();
+ mutate();
+ deallocate();
+ }
+
+ System.gc();
+ MemoryUsage muAfterHeap
+ = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
+ MemoryUsage muAfterNonHeap
+ = ManagementFactory.getMemoryMXBean().getNonHeapMemoryUsage();
+
+ assertLessThanOrEqual(muAfterHeap.getCommitted(), muBeforeHeap.getCommitted(),
+ String.format("heap decommit failed - after > before: %d > %d",
+ muAfterHeap.getCommitted(), muBeforeHeap.getCommitted()
+ )
+ );
+
+ if (muAfterHeap.getCommitted() < muBeforeHeap.getCommitted()) {
+ assertLessThanOrEqual(muAfterNonHeap.getCommitted(), muBeforeNonHeap.getCommitted(),
+ String.format("non-heap decommit failed - after > before: %d > %d",
+ muAfterNonHeap.getCommitted(), muBeforeNonHeap.getCommitted()
+ )
+ );
+ }
+ }
+
+ private void allocate() {
+ for (int r = 0; r < REGIONS_TO_ALLOCATE; r++) {
+ for (int i = 0; i < NUM_OBJECTS_PER_REGION; i++) {
+ GarbageObject g = new GarbageObject(REGION_SIZE
+ / NUM_OBJECTS_PER_REGION);
+ garbage.add(g);
+ }
+ }
+ }
+
+ /**
+ * Iterate through all allocated objects, and link to objects in another
+ * regions
+ */
+ private void link() {
+ for (int ig = 0; ig < garbage.size(); ig++) {
+ int regionNumber = ig / NUM_OBJECTS_PER_REGION;
+
+ for (int i = 0; i < NUM_LINKS; i++) {
+ int regionToLink;
+ do {
+ regionToLink = (int) (Math.random()
+ * REGIONS_TO_ALLOCATE);
+ } while (regionToLink == regionNumber);
+
+ // get random garbage object from random region
+ garbage.get(ig).addRef(garbage.get(regionToLink
+ * NUM_OBJECTS_PER_REGION + (int) (Math.random()
+ * NUM_OBJECTS_PER_REGION)));
+ }
+ }
+ }
+
+ private void mutate() {
+ for (int ig = 0; ig < garbage.size(); ig++) {
+ garbage.get(ig).mutate();
+ }
+ }
+
+ private void deallocate() {
+ garbage.clear();
+ System.gc();
+ }
+
+ static long getMemoryUsedByTest() {
+ return REGIONS_TO_ALLOCATE * REGION_SIZE;
+ }
+
+ private static final int REGION_SIZE = 1024 * 1024;
+ private static final int DEFAULT_ITERATION_COUNT = 1; // iterate main scenario
+ private static final int REGIONS_TO_ALLOCATE = 5;
+ private static final int NUM_OBJECTS_PER_REGION = 10;
+ private static final int NUM_LINKS = 20; // how many links create for each object
+
+ private static final String[] prohibitedVmOptions = {
+ // remove this when @requires option will be on duty
+ "-XX:\\+UseParallelGC",
+ "-XX:\\+UseSerialGC",
+ "-XX:\\+UseConcMarkSweepGC",
+ "-XX:\\+UseParallelOldGC",
+ "-XX:\\+UseParNewGC",
+ "-Xconcgc",
+ "-Xincgc"
+ };
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData00.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData00
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData00
+ * @run driver/timeout=720 TestShrinkAuxiliaryData00
+ */
+public class TestShrinkAuxiliaryData00 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(0).test();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData05.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData05
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData05
+ * @run driver/timeout=720 TestShrinkAuxiliaryData05
+ */
+public class TestShrinkAuxiliaryData05 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(5).test();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData10.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData10
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData10
+ * @run driver/timeout=720 TestShrinkAuxiliaryData10
+ */
+public class TestShrinkAuxiliaryData10 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(10).test();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData15.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData15
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData15
+ * @run driver/timeout=720 TestShrinkAuxiliaryData15
+ */
+public class TestShrinkAuxiliaryData15 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(15).test();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData20.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData20
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData20
+ * @run driver/timeout=720 TestShrinkAuxiliaryData20
+ */
+public class TestShrinkAuxiliaryData20 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(20).test();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData25.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData25
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData25
+ * @run driver/timeout=720 TestShrinkAuxiliaryData25
+ */
+public class TestShrinkAuxiliaryData25 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(25).test();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData30.java Mon Sep 29 12:05:44 2014 +0000
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestShrinkAuxiliaryData30
+ * @bug 8038423
+ * @summary Checks that decommitment occurs for JVM with different
+ * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @library /testlibrary /testlibrary/whitebox
+ * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData30
+ * @run driver/timeout=720 TestShrinkAuxiliaryData30
+ */
+public class TestShrinkAuxiliaryData30 {
+
+ public static void main(String[] args) throws Exception {
+ new TestShrinkAuxiliaryData(30).test();
+ }
+}