1 /*
2 * Copyright (c) 2016, 2018, Red Hat, Inc. All rights reserved.
3 * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 /*
27 * @test id=passive
28 * @summary Acceptance tests: collector can withstand allocation
29 * @requires vm.gc.Shenandoah
30 *
31 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
32 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
33 * -XX:+ShenandoahDegeneratedGC -XX:+ShenandoahVerify
34 * TestAllocObjects
35 *
36 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
37 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
38 * -XX:-ShenandoahDegeneratedGC -XX:+ShenandoahVerify
39 * TestAllocObjects
40 *
41 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
42 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
43 * -XX:+ShenandoahDegeneratedGC
44 * TestAllocObjects
45 *
46 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
47 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
48 * -XX:-ShenandoahDegeneratedGC
49 * TestAllocObjects
50 */
51
52 /*
53 * @test id=aggressive
54 * @summary Acceptance tests: collector can withstand allocation
55 * @requires vm.gc.Shenandoah
56 *
57 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
58 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
59 * -XX:+ShenandoahOOMDuringEvacALot -XX:+ShenandoahVerify
60 * TestAllocObjects
61 *
62 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
63 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
64 * -XX:+ShenandoahAllocFailureALot -XX:+ShenandoahVerify
65 * TestAllocObjects
66 *
67 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
68 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
69 * -XX:+ShenandoahOOMDuringEvacALot
70 * TestAllocObjects
71 *
72 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
73 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
74 * -XX:+ShenandoahAllocFailureALot
75 * TestAllocObjects
76 *
77 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
78 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
79 * TestAllocObjects
80 */
81
82 /*
83 * @test id=adaptive
84 * @summary Acceptance tests: collector can withstand allocation
85 * @requires vm.gc.Shenandoah
86 *
87 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
88 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive
89 * -XX:+ShenandoahVerify
90 * TestAllocObjects
91 *
92 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
93 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive
94 * TestAllocObjects
95 */
96
97 /*
98 * @test id=generational
99 * @summary Acceptance tests: collector can withstand allocation
100 * @requires vm.gc.Shenandoah
101 *
102 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
103 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive -XX:ShenandoahGCMode=generational
104 * -XX:+ShenandoahVerify
105 * TestAllocObjects
106 *
107 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
108 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive -XX:ShenandoahGCMode=generational
109 * TestAllocObjects
110 */
111
112 /*
113 * @test id=static
114 * @summary Acceptance tests: collector can withstand allocation
115 * @requires vm.gc.Shenandoah
116 *
117 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
118 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=static
119 * TestAllocObjects
120 */
121
122 /*
123 * @test id=compact
124 * @summary Acceptance tests: collector can withstand allocation
125 * @requires vm.gc.Shenandoah
126 *
127 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
128 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
129 * TestAllocObjects
130 */
131
132 /*
133 * @test id=iu-aggressive
134 * @summary Acceptance tests: collector can withstand allocation
135 * @requires vm.gc.Shenandoah
136 *
137 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
138 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
139 * -XX:+ShenandoahOOMDuringEvacALot -XX:+ShenandoahVerify
140 * TestAllocObjects
141 *
142 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
143 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
144 * -XX:+ShenandoahAllocFailureALot -XX:+ShenandoahVerify
145 * TestAllocObjects
146 *
147 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
148 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
149 * -XX:+ShenandoahOOMDuringEvacALot
150 * TestAllocObjects
151 *
152 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
153 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
154 * -XX:+ShenandoahAllocFailureALot
155 * TestAllocObjects
156 *
157 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
158 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
159 * TestAllocObjects
160 */
161
162 /*
163 * @test id=iu
164 * @summary Acceptance tests: collector can withstand allocation
165 * @requires vm.gc.Shenandoah
166 *
167 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
168 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
169 * -XX:+ShenandoahVerify
170 * TestAllocObjects
171 *
172 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
173 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
174 * TestAllocObjects
175 */
176
177 public class TestAllocObjects {
178
179 static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation
180
181 static volatile Object sink;
182
183 public static void main(String[] args) throws Exception {
184 long count = TARGET_MB * 1024 * 1024 / 16;
185 for (long c = 0; c < count; c++) {
186 sink = new Object();
187 }
188 }
189
190 }