1 /*
2 * Copyright (c) 2016, 2018, Red Hat, Inc. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
77 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
78 * TestAllocObjects
79 */
80
81 /*
82 * @test id=adaptive
83 * @summary Acceptance tests: collector can withstand allocation
84 * @requires vm.gc.Shenandoah
85 *
86 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
87 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive
88 * -XX:+ShenandoahVerify
89 * TestAllocObjects
90 *
91 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
92 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive
93 * TestAllocObjects
94 */
95
96 /*
97 * @test id=static
98 * @summary Acceptance tests: collector can withstand allocation
99 * @requires vm.gc.Shenandoah
100 *
101 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
102 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=static
103 * TestAllocObjects
104 */
105
106 /*
107 * @test id=compact
108 * @summary Acceptance tests: collector can withstand allocation
109 * @requires vm.gc.Shenandoah
110 *
111 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
112 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
113 * TestAllocObjects
114 */
115
116 /*
117 * @test id=iu-aggressive
118 * @summary Acceptance tests: collector can withstand allocation
119 * @requires vm.gc.Shenandoah
120 *
121 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
122 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
123 * -XX:+ShenandoahOOMDuringEvacALot -XX:+ShenandoahVerify
124 * TestAllocObjects
125 *
126 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
127 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
128 * -XX:+ShenandoahAllocFailureALot -XX:+ShenandoahVerify
129 * TestAllocObjects
130 *
131 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
132 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
133 * -XX:+ShenandoahOOMDuringEvacALot
134 * TestAllocObjects
135 *
136 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
137 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
138 * -XX:+ShenandoahAllocFailureALot
139 * TestAllocObjects
140 *
141 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
142 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
143 * TestAllocObjects
144 */
145
146 /*
147 * @test id=iu
148 * @summary Acceptance tests: collector can withstand allocation
149 * @requires vm.gc.Shenandoah
150 *
151 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
152 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
153 * -XX:+ShenandoahVerify
154 * TestAllocObjects
155 *
156 * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
157 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
158 * TestAllocObjects
159 */
160
161 public class TestAllocObjects {
162
163 static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation
164
165 static volatile Object sink;
166
167 public static void main(String[] args) throws Exception {
168 long count = TARGET_MB * 1024 * 1024 / 16;
169 for (long c = 0; c < count; c++) {
170 sink = new Object();
171 }
172 }
173
174 }
|
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 *
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 public class TestAllocObjects {
132
133 static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation
134
135 static volatile Object sink;
136
137 public static void main(String[] args) throws Exception {
138 long count = TARGET_MB * 1024 * 1024 / 16;
139 for (long c = 0; c < count; c++) {
140 sink = new Object();
141 }
142 }
143
144 }
|