• file
• revisions
• annotate
• diff
• comparison
• raw

test/gc/g1/TestPrintRegionRememberedSetInfo.java@710a3c8b516e (annotated)

test/gc/g1/TestPrintRegionRememberedSetInfo.java

Tue, 08 Aug 2017 15:57:29 +0800

author

aoqi

date

Tue, 08 Aug 2017 15:57:29 +0800

changeset 6876

710a3c8b516e

parent 5458

e3c8767c5cf8

parent 0

f90c822e73f8

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/**
aoqi@0	25	* @test TestPrintRegionRememberedSetInfo
aoqi@0	26	* @key gc
aoqi@0	27	* @bug 8014240
aoqi@0	28	* @summary Test output of G1PrintRegionRememberedSetInfo
aoqi@0	29	* @library /testlibrary
aoqi@0	30	* @run main TestPrintRegionRememberedSetInfo
aoqi@0	31	* @author thomas.schatzl@oracle.com
aoqi@0	32	*/
aoqi@0	33
aoqi@0	34	import com.oracle.java.testlibrary.*;
aoqi@0	35	import java.lang.Thread;
aoqi@0	36	import java.util.ArrayList;
aoqi@0	37	import java.util.Arrays;
aoqi@0	38
aoqi@0	39	class RunAndWaitForMarking {
aoqi@0	40	public static void main(String[] args) {
aoqi@0	41	System.gc();
aoqi@0	42	try {
aoqi@0	43	Thread.sleep(200);
aoqi@0	44	} catch (InterruptedException e) {
aoqi@0	45	}
aoqi@0	46	}
aoqi@0	47	}
aoqi@0	48
aoqi@0	49	public class TestPrintRegionRememberedSetInfo {
aoqi@0	50
aoqi@0	51	public static String runTest(String arg) throws Exception {
aoqi@0	52	ArrayList<String> finalargs = new ArrayList<String>();
aoqi@0	53	String[] defaultArgs = new String[] {
aoqi@0	54	"-XX:+UseG1GC",
aoqi@0	55	"-Xmx10m",
aoqi@0	56	"-XX:+ExplicitGCInvokesConcurrent",
aoqi@0	57	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	58	"-XX:+G1PrintRegionLivenessInfo",
aoqi@0	59	"-XX:G1HeapRegionSize=1M",
aoqi@0	60	"-XX:InitiatingHeapOccupancyPercent=0",
aoqi@0	61	};
aoqi@0	62
aoqi@0	63	finalargs.addAll(Arrays.asList(defaultArgs));
aoqi@0	64	finalargs.add(arg);
aoqi@0	65
aoqi@0	66	finalargs.add(RunAndWaitForMarking.class.getName());
aoqi@0	67
aoqi@0	68	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	69	finalargs.toArray(new String[0]));
aoqi@0	70	OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0	71	output.shouldHaveExitValue(0);
aoqi@0	72
aoqi@0	73	String result = output.getStdout();
aoqi@0	74	return result;
aoqi@0	75	}
aoqi@0	76
aoqi@0	77	public static void main(String[] args) throws Exception {
aoqi@0	78	String result;
aoqi@0	79
aoqi@0	80	result = runTest("-XX:+G1PrintRegionLivenessInfo");
aoqi@0	81	// check that we got region statistics output
aoqi@0	82	if (result.indexOf("PHASE") == -1) {
aoqi@0	83	throw new RuntimeException("Unexpected output from -XX:+PrintRegionLivenessInfo found.");
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	result = runTest("-XX:-G1PrintRegionLivenessInfo");
aoqi@0	87	if (result.indexOf("remset") != -1) {
aoqi@0	88	throw new RuntimeException("Should find remembered set information in output.");
aoqi@0	89	}
aoqi@0	90	}
aoqi@0	91	}
aoqi@0	92