1 /* 2 * Copyright (c) 2017, 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 Shared classes can still be used when archived heap regions cannot be 28 * mapped due to out of range, and -Xshare:on should not fail. Test on 29 * linux 64-bit only since the HeapBaseMinAddress value is platform specific. 30 * The value used in the test may cause different behavior on other platforms. 31 * @requires vm.cds.archived.java.heap 32 * @requires os.family == "linux" 33 * @library /test/lib /test/hotspot/jtreg/runtime/appcds 34 * @modules java.base/jdk.internal.misc 35 * @modules java.management 36 * jdk.jartool/sun.tools.jar 37 * @compile ../test-classes/Hello.java 38 * @run main RangeNotWithinHeap 39 */ 40 41 import jdk.test.lib.process.OutputAnalyzer; 42 43 public class RangeNotWithinHeap { 44 public static void main(String[] args) throws Exception { 45 JarBuilder.getOrCreateHelloJar(); 46 String appJar = TestCommon.getTestJar("hello.jar"); 47 String appClasses[] = TestCommon.list("Hello"); 48 49 OutputAnalyzer output = TestCommon.dump(appJar, appClasses, 50 "-XX:HeapBaseMinAddress=0x600000000", "-Xmx6G", "-Xlog:gc+heap=trace"); 51 TestCommon.checkDump(output, "oa0 space:"); 52 53 // Force archive region out of runtime java heap 54 output = TestCommon.exec(appJar, "Hello"); 55 TestCommon.checkExec(output, "Hello World"); 56 output = TestCommon.exec(appJar, 57 "-XX:HeapBaseMinAddress=0x600000000", "-Xmx2G", "-Xlog:gc+heap=trace,cds", "Hello"); 58 TestCommon.checkExec(output, "Hello World"); 59 try { 60 output.shouldContain( 61 "UseSharedSpaces: Unable to allocate region, range is not within java heap."); 62 } catch (Exception e) { 63 // In rare case the heap data is not used. 64 if (output.getOutput().contains("Cached heap data from the CDS archive is being ignored")) { 65 return; 66 } 67 // Check for common shared class data mapping failures. 68 TestCommon.checkCommonExecExceptions(output, e); 69 } 70 } 71 }