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test/runtime/NMT/PrintNMTStatistics.java@ac12996df59b (annotated)

test/runtime/NMT/PrintNMTStatistics.java

Wed, 27 Aug 2014 08:35:03 -0400

author

zgu

date

Wed, 27 Aug 2014 08:35:03 -0400

changeset 7075

ac12996df59b

parent 6272

e56d11f8cc21

child 7110

6640f982c1be

permissions

-rw-r--r--

8044140: Create NMT (Native Memory Tracking) tests for NMT2
Summary: Create new/modify existing tests for NMT2, which is an internal redesign to address scalability issues in the first implementation.
Reviewed-by: ctornqvi, zgu
Contributed-by: George Triantafillou <george.triantafillou@oracle.com>

ctornqvi@4518	1	/*
gtriantafill@6272	2	* Copyright (c) 2013, 2014 Oracle and/or its affiliates. All rights reserved.
ctornqvi@4518	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ctornqvi@4518	4	*
ctornqvi@4518	5	* This code is free software; you can redistribute it and/or modify it
ctornqvi@4518	6	* under the terms of the GNU General Public License version 2 only, as
ctornqvi@4518	7	* published by the Free Software Foundation.
ctornqvi@4518	8	*
ctornqvi@4518	9	* This code is distributed in the hope that it will be useful, but WITHOUT
ctornqvi@4518	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ctornqvi@4518	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ctornqvi@4518	12	* version 2 for more details (a copy is included in the LICENSE file that
ctornqvi@4518	13	* accompanied this code).
ctornqvi@4518	14	*
ctornqvi@4518	15	* You should have received a copy of the GNU General Public License version
ctornqvi@4518	16	* 2 along with this work; if not, write to the Free Software Foundation,
ctornqvi@4518	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ctornqvi@4518	18	*
ctornqvi@4518	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ctornqvi@4518	20	* or visit www.oracle.com if you need additional information or have any
ctornqvi@4518	21	* questions.
ctornqvi@4518	22	*/
ctornqvi@4518	23
ctornqvi@4518	24	/*
ctornqvi@4518	25	* @test
ctornqvi@4518	26	* @key nmt regression
ctornqvi@4518	27	* @bug 8005936
ctornqvi@4518	28	* @summary Make sure PrintNMTStatistics works on normal JVM exit
mgerdin@4637	29	* @library /testlibrary /testlibrary/whitebox
ctornqvi@4814	30	* @build PrintNMTStatistics
zgu@7075	31	* @ignore
ctornqvi@4814	32	* @run main ClassFileInstaller sun.hotspot.WhiteBox
ctornqvi@4814	33	* @run main PrintNMTStatistics
ctornqvi@4518	34	*/
ctornqvi@4518	35
ctornqvi@4518	36	import com.oracle.java.testlibrary.*;
ctornqvi@4518	37
ctornqvi@4518	38	import java.util.regex.Matcher;
ctornqvi@4518	39	import java.util.regex.Pattern;
ctornqvi@4518	40	import sun.hotspot.WhiteBox;
ctornqvi@4518	41
ctornqvi@4518	42	public class PrintNMTStatistics {
ctornqvi@4518	43
ctornqvi@4518	44	public static void main(String args[]) throws Exception {
ctornqvi@4518	45
ctornqvi@4518	46	// We start a new java process running with an argument and use WB API to ensure
ctornqvi@4518	47	// we have data for NMT on VM exit
ctornqvi@4518	48	if (args.length > 0) {
ctornqvi@4518	49	return;
ctornqvi@4518	50	}
ctornqvi@4518	51
ctornqvi@4518	52	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
ctornqvi@4518	53	"-XX:+UnlockDiagnosticVMOptions",
ctornqvi@4814	54	"-Xbootclasspath/a:.",
ctornqvi@4814	55	"-XX:+WhiteBoxAPI",
ctornqvi@4518	56	"-XX:NativeMemoryTracking=summary",
ctornqvi@4814	57	"-XX:+PrintNMTStatistics",
ctornqvi@4518	58	"PrintNMTStatistics",
ctornqvi@4518	59	"test");
ctornqvi@4518	60
ctornqvi@4518	61	OutputAnalyzer output = new OutputAnalyzer(pb.start());
ctornqvi@4814	62	output.shouldContain("Java Heap (reserved=");
ctornqvi@4518	63	output.shouldNotContain("error");
ctornqvi@4518	64	output.shouldHaveExitValue(0);
ctornqvi@4518	65	}
ctornqvi@4518	66	}