94 lines
3.8 KiB
Java
94 lines
3.8 KiB
Java
/*
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* Copyright (c) 2018, 2020, 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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/**
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* @test
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* @bug 8175312
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* @summary Test clhsdb 'g1regiondetails' and 'scanoops' commands for G1GC
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* @requires vm.gc.G1
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* @requires vm.hasSA & (vm.bits == "64" & os.maxMemory > 8g)
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* @library /test/lib /test/hotspot/jtreg/serviceability/sa
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* @run main/othervm/timeout=2400 ClhsdbRegionDetailsScanOopsForG1
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*/
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import java.util.HashMap;
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import java.util.List;
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import java.util.ArrayList;
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import java.util.Map;
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import jdk.test.lib.apps.LingeredApp;
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import jtreg.SkippedException;
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public class ClhsdbRegionDetailsScanOopsForG1 {
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public static void main(String[] args) throws Exception {
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System.out.println("Starting ClhsdbRegionDetailsScanOopsForG1 test");
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LingeredAppWithLargeStringArray theApp = null;
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try {
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ClhsdbLauncher test = new ClhsdbLauncher();
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theApp = new LingeredAppWithLargeStringArray();
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LingeredApp.startApp(theApp,
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"-XX:+UseG1GC",
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"-Xmx8g",
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"-XX:G1HeapRegionSize=2m");
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System.out.println("Started LingeredAppWithLargeStringArray with pid " + theApp.getPid());
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List<String> cmds = List.of("g1regiondetails");
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Map<String, List<String>> expStrMap = new HashMap<>();
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Map<String, List<String>> unExpStrMap = new HashMap<>();
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// Test that the various types of regions are listed with the
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// 'g1regiondetails' command
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expStrMap.put("g1regiondetails", List.of(
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"Region",
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"Eden",
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"Survivor",
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"StartsHumongous",
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"ContinuesHumongous",
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"Free"));
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unExpStrMap.put("g1regiondetails", List.of("Unknown Region Type"));
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String regionDetailsOutput = test.run(theApp.getPid(), cmds,
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expStrMap, unExpStrMap);
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// Test the output of 'scanoops' -- get the start and end addresses
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// from the StartsHumongous region. Ensure that it contains an
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// array of Strings.
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String[] snippets = regionDetailsOutput.split(":StartsHumongous");
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snippets = snippets[0].split("Region: ");
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String[] words = snippets[snippets.length - 1].split(",");
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// words[0] and words[1] represent the start and end addresses
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String cmd = "scanoops " + words[0] + " " + words[1];
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expStrMap = new HashMap<>();
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expStrMap.put(cmd, List.of("\\[Ljava/lang/String"));
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test.run(theApp.getPid(), List.of(cmd), expStrMap, null);
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} catch (SkippedException e) {
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throw e;
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} catch (Exception ex) {
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throw new RuntimeException("Test ERROR " + ex, ex);
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} finally {
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LingeredApp.stopApp(theApp);
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}
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System.out.println("Test PASSED");
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}
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}
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