28f71c2c72
8202286: Allocation of old generation of Java heap on alternate memory devices Enable an experimental feature in HotSpot JVM to allocate old generation of Parallel GC on an alternative memory device, such as NV-DIMMs. Reviewed-by: sangheki, sjohanss
109 lines
4.1 KiB
Java
109 lines
4.1 KiB
Java
/*
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* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test TestAllocateOldGenAtError.java
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* @key gc
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* @summary Test to check correct handling of non-existent directory passed to AllocateOldGenAt option
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* @requires vm.gc=="null"
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* @library /test/lib
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* @modules java.base/jdk.internal.misc
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*/
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import java.io.File;
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import jdk.test.lib.JDKToolFinder;
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.process.OutputAnalyzer;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.UUID;
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public class TestAllocateOldGenAtError {
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private static ArrayList<String> commonOpts;
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public static void main(String args[]) throws Exception {
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commonOpts = new ArrayList();
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String testVmOptsStr = System.getProperty("test.java.opts");
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if (!testVmOptsStr.isEmpty()) {
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String[] testVmOpts = testVmOptsStr.split(" ");
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Collections.addAll(commonOpts, testVmOpts);
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}
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String test_dir = System.getProperty("test.dir", ".");
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File f = null;
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do {
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f = new File(test_dir, UUID.randomUUID().toString());
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} while(f.exists());
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Collections.addAll(commonOpts, new String[] {"-XX:+UnlockExperimentalVMOptions",
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"-XX:AllocateOldGenAt=" + f.getName(),
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"-Xlog:gc+heap=info",
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"-Xmx32m",
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"-Xms32m",
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"-version"});
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testG1();
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testParallelOld();
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}
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private static void testG1() throws Exception {
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System.out.println("Testing G1 GC");
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OutputAnalyzer output = runTest("-XX:+UseG1GC");
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output.shouldContain("Could not initialize G1 heap");
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output.shouldContain("Error occurred during initialization of VM");
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output.shouldNotHaveExitValue(0);
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}
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private static void testParallelOld() throws Exception {
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System.out.println("Testing ParallelOld GC with UseAdaptiveGCBoundary disabled");
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OutputAnalyzer output = runTest("-XX:+UseParallelOldGC -XX:-UseAdaptiveGCBoundary");
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output.shouldContain("Error occurred during initialization of VM");
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output.shouldNotHaveExitValue(0);
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System.out.println("Testing ParallelOld GC with UseAdaptiveGCBoundary enabled");
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output = runTest("-XX:+UseParallelOldGC -XX:+UseAdaptiveGCBoundary");
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output.shouldContain("Error occurred during initialization of VM");
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output.shouldNotHaveExitValue(0);
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}
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private static OutputAnalyzer runTest(String... extraFlags) throws Exception {
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ArrayList<String> testOpts = new ArrayList();
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Collections.addAll(testOpts, commonOpts.toArray(new String[commonOpts.size()]));
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Collections.addAll(testOpts, extraFlags);
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System.out.print("Testing:\n" + JDKToolFinder.getJDKTool("java"));
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for (int i = 0; i < testOpts.size(); i += 1) {
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System.out.print(" " + testOpts.get(i));
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}
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System.out.println();
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ProcessBuilder pb =
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ProcessTools.createJavaProcessBuilder(testOpts.toArray(new String[testOpts.size()]));
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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return output;
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}
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}
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