test/hotspot/jtreg/runtime/appcds/cacheObject/DifferentHeapSizes.java
branchJDK-8200758-branch
changeset 57588 dac8f245de8e
parent 57587 16c4975e9e09
parent 57586 f459f98aa30d
child 57591 6805e0ef7453
equal deleted inserted replaced
57587:16c4975e9e09 57588:dac8f245de8e
     1 /*
       
     2  * Copyright (c) 2018, 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 /*
       
    26  * @test
       
    27  * @summary Test automatic relocation of archive heap regions dur to heap size changes.
       
    28  * @requires vm.cds.archived.java.heap
       
    29  * @library /test/lib /test/hotspot/jtreg/runtime/appcds
       
    30  * @modules jdk.jartool/sun.tools.jar
       
    31  * @compile ../test-classes/Hello.java
       
    32  * @build sun.hotspot.WhiteBox
       
    33  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
       
    34  * @run main/othervm/timeout=160 -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DifferentHeapSizes
       
    35  */
       
    36 
       
    37 import jdk.test.lib.process.OutputAnalyzer;
       
    38 import sun.hotspot.WhiteBox;
       
    39 import jdk.test.lib.cds.CDSTestUtils;
       
    40 
       
    41 public class DifferentHeapSizes {
       
    42     static final String DEDUP = "-XX:+UseStringDeduplication"; // This increases code coverage.
       
    43 
       
    44     static class Scenario {
       
    45         int dumpSize;   // in MB
       
    46         int runSizes[]; // in MB
       
    47         Scenario(int ds, int... rs) {
       
    48             dumpSize = ds;
       
    49             runSizes = rs;
       
    50         }
       
    51     }
       
    52 
       
    53     static Scenario[] scenarios = {
       
    54         //           dump -Xmx ,         run -Xmx
       
    55         new Scenario(        32,         32, 64, 512, 2048, 4097, 16374, 31000),
       
    56         new Scenario(       128,         32, 64, 512, 2048, 4097, 16374, 31000, 40000),
       
    57         new Scenario(      2048,         32, 512, 2600, 4097, 8500, 31000,      40000),
       
    58         new Scenario(     17000,         32, 512, 2048, 4097, 8500, 31000,      40000),
       
    59         new Scenario(     31000,         32, 512, 2048, 4097, 8500, 17000,      40000)
       
    60     };
       
    61 
       
    62     public static void main(String[] args) throws Exception {
       
    63         JarBuilder.getOrCreateHelloJar();
       
    64         String appJar = TestCommon.getTestJar("hello.jar");
       
    65         String appClasses[] = TestCommon.list("Hello");
       
    66 
       
    67         for (Scenario s : scenarios) {
       
    68             String dumpXmx = "-Xmx" + s.dumpSize + "m";
       
    69             OutputAnalyzer output = TestCommon.dump(appJar, appClasses, dumpXmx);
       
    70 
       
    71             for (int runSize : s.runSizes) {
       
    72                 String runXmx = "-Xmx" + runSize + "m";
       
    73                 CDSTestUtils.Result result = TestCommon.run("-cp", appJar, "-showversion",
       
    74                         "-Xlog:cds", runXmx, DEDUP, "Hello");
       
    75                 if (runSize < 32768) {
       
    76                     result
       
    77                         .assertNormalExit("Hello World")
       
    78                         .assertNormalExit(out -> {
       
    79                             out.shouldNotContain(CDSTestUtils.MSG_RANGE_NOT_WITHIN_HEAP);
       
    80                             out.shouldNotContain(CDSTestUtils.MSG_RANGE_ALREADT_IN_USE);
       
    81                         });
       
    82                 } else {
       
    83                     result.assertAbnormalExit(CDSTestUtils.MSG_COMPRESSION_MUST_BE_USED);
       
    84                 }
       
    85             }
       
    86         }
       
    87 
       
    88         // Test various settings of -XX:HeapBaseMinAddress that would trigger
       
    89         // "CDS heap data need to be relocated because the desired range ... is outside of the heap"
       
    90         long default_base = WhiteBox.getWhiteBox().getSizeTVMFlag("HeapBaseMinAddress").longValue();
       
    91         long M = 1024 * 1024;
       
    92         long bases[] = new long[] {
       
    93             /* dump xmx */   /* run xmx */   /* dump base */             /* run base */
       
    94             128 * M,         128 * M,        default_base,               default_base + 256L * 1024 * 1024,
       
    95             128 * M,         16376 * M,      0x0000000119200000L,        -1,
       
    96         };
       
    97 
       
    98         for (int i = 0; i < bases.length; i += 4) {
       
    99             String dump_xmx  = getXmx(bases[i+0]);
       
   100             String run_xmx   = getXmx(bases[i+1]);
       
   101             String dump_base = getHeapBaseMinAddress(bases[i+2]);
       
   102             String run_base  = getHeapBaseMinAddress(bases[i+3]);
       
   103 
       
   104             TestCommon.dump(appJar, appClasses, dump_xmx, dump_base);
       
   105             TestCommon.run("-cp", appJar, "-showversion", "-Xlog:cds", run_xmx, run_base, DEDUP, "Hello")
       
   106                 .assertNormalExit("Hello World")
       
   107                 .assertNormalExit(out -> {
       
   108                         out.shouldNotContain(CDSTestUtils.MSG_RANGE_NOT_WITHIN_HEAP);
       
   109                         out.shouldNotContain(CDSTestUtils.MSG_RANGE_ALREADT_IN_USE);
       
   110                     });
       
   111         }
       
   112     }
       
   113 
       
   114     static String getXmx(long value) {
       
   115         if (value < 0) {
       
   116             return "-showversion"; // This is a harmless command line arg
       
   117         } else {
       
   118             return "-Xmx" + (value / 1024 / 1024) + "m";
       
   119         }
       
   120     }
       
   121     static String getHeapBaseMinAddress(long value) {
       
   122         if (value < 0) {
       
   123             return "-showversion"; // This is a harmless command line arg
       
   124         } else {
       
   125             return "-XX:HeapBaseMinAddress=0x" + Long.toHexString(value);
       
   126         }
       
   127     }
       
   128 }