Mercurial > hg > truffle
comparison test/gc/survivorAlignment/TestPromotionFromSurvivorToTenuredAfterFullGC.java @ 20717:4b7c96fba3d8
8037968: Add tests on alignment of objects copied to survivor space
Reviewed-by: jmasa, dfazunen
author | fzhinkin |
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date | Wed, 26 Nov 2014 14:17:06 +0400 |
parents | |
children | 75d8afb5d37a |
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20716:7e70976b4d0f | 20717:4b7c96fba3d8 |
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1 /* | |
2 * Copyright (c) 2014, Oracle and/or its affiliates. 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 */ | |
23 | |
24 /** | |
25 * @test | |
26 * @bug 8031323 | |
27 * @summary Verify that objects promoted from survivor space to tenured space | |
28 * during full GC are not aligned to SurvivorAlignmentInBytes value. | |
29 * @library /testlibrary /testlibrary/whitebox | |
30 * @build TestPromotionFromSurvivorToTenuredAfterFullGC | |
31 * SurvivorAlignmentTestMain AlignmentHelper | |
32 * @run main ClassFileInstaller sun.hotspot.WhiteBox | |
33 * sun.hotspot.WhiteBox$WhiteBoxPermission | |
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
35 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
36 * -XX:OldSize=32m -XX:SurvivorRatio=1 | |
37 * -XX:-ExplicitGCInvokesConcurrent | |
38 * -XX:+UnlockExperimentalVMOptions | |
39 * -XX:SurvivorAlignmentInBytes=32 | |
40 * TestPromotionFromSurvivorToTenuredAfterFullGC 10m 9 TENURED | |
41 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
42 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
43 * -XX:OldSize=32m -XX:SurvivorRatio=1 | |
44 * -XX:-ExplicitGCInvokesConcurrent | |
45 * -XX:+UnlockExperimentalVMOptions | |
46 * -XX:SurvivorAlignmentInBytes=32 | |
47 * TestPromotionFromSurvivorToTenuredAfterFullGC 20m 47 | |
48 * TENURED | |
49 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
50 * -XX:+WhiteBoxAPI -XX:NewSize=200m -XX:MaxNewSize=200m | |
51 * -XX:OldSize=32m -XX:InitialHeapSize=232m | |
52 * -XX:SurvivorRatio=1 -XX:-ExplicitGCInvokesConcurrent | |
53 * -XX:+UnlockExperimentalVMOptions | |
54 * -XX:SurvivorAlignmentInBytes=64 | |
55 * TestPromotionFromSurvivorToTenuredAfterFullGC 10m 9 TENURED | |
56 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
57 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
58 * -XX:OldSize=32m -XX:SurvivorRatio=1 | |
59 * -XX:-ExplicitGCInvokesConcurrent | |
60 * -XX:+UnlockExperimentalVMOptions | |
61 * -XX:SurvivorAlignmentInBytes=64 | |
62 * TestPromotionFromSurvivorToTenuredAfterFullGC 20m 87 | |
63 * TENURED | |
64 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
65 * -XX:+WhiteBoxAPI -XX:NewSize=256m -XX:MaxNewSize=256m | |
66 * -XX:OldSize=32M -XX:InitialHeapSize=288m | |
67 * -XX:SurvivorRatio=1 -XX:-ExplicitGCInvokesConcurrent | |
68 * -XX:+UnlockExperimentalVMOptions | |
69 * -XX:SurvivorAlignmentInBytes=128 | |
70 * TestPromotionFromSurvivorToTenuredAfterFullGC 10m 9 | |
71 * TENURED | |
72 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
73 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
74 * -XX:OldSize=32m -XX:SurvivorRatio=1 | |
75 * -XX:-ExplicitGCInvokesConcurrent | |
76 * -XX:+UnlockExperimentalVMOptions | |
77 * -XX:SurvivorAlignmentInBytes=128 | |
78 * TestPromotionFromSurvivorToTenuredAfterFullGC 20m 147 | |
79 * TENURED | |
80 */ | |
81 public class TestPromotionFromSurvivorToTenuredAfterFullGC { | |
82 public static void main(String args[]) { | |
83 SurvivorAlignmentTestMain test | |
84 = SurvivorAlignmentTestMain.fromArgs(args); | |
85 System.out.println(test); | |
86 | |
87 long expectedMemoryUsage = test.getExpectedMemoryUsage(); | |
88 test.baselineMemoryAllocation(); | |
89 System.gc(); | |
90 // increase expected usage by current old gen usage | |
91 expectedMemoryUsage += SurvivorAlignmentTestMain.getAlignmentHelper( | |
92 SurvivorAlignmentTestMain.HeapSpace.TENURED) | |
93 .getActualMemoryUsage(); | |
94 | |
95 test.allocate(); | |
96 SurvivorAlignmentTestMain.WHITE_BOX.youngGC(); | |
97 System.gc(); | |
98 | |
99 test.verifyMemoryUsage(expectedMemoryUsage); | |
100 } | |
101 } |