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test/runtime/NMT/PrintNMTStatistics.java@879c6de913d6 (annotated)

test/runtime/NMT/PrintNMTStatistics.java

Sat, 02 Feb 2013 16:34:10 +0100

author

ctornqvi

date

Sat, 02 Feb 2013 16:34:10 +0100

changeset 4518

879c6de913d6

child 4637

1b0dc9f87e75

permissions

-rw-r--r--

8005013: Add NMT tests
Summary: Add tests for the Native Memory Tracking feature, includes regression tests for 8005936 and 8004802
Reviewed-by: zgu, coleenp

ctornqvi@4518	1	/*
ctornqvi@4518	2	* Copyright (c) 2013, 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
ctornqvi@4518	29	* @library /testlibrary
ctornqvi@4518	30	* @run compile -J-XX:+UnlockDiagnosticVMOptions -J-XX:+WhiteBoxAPI PrintNMTStatistics.java
ctornqvi@4518	31	*/
ctornqvi@4518	32
ctornqvi@4518	33	import com.oracle.java.testlibrary.*;
ctornqvi@4518	34
ctornqvi@4518	35	import java.util.regex.Matcher;
ctornqvi@4518	36	import java.util.regex.Pattern;
ctornqvi@4518	37	import sun.hotspot.WhiteBox;
ctornqvi@4518	38
ctornqvi@4518	39	public class PrintNMTStatistics {
ctornqvi@4518	40
ctornqvi@4518	41	public static void main(String args[]) throws Exception {
ctornqvi@4518	42
ctornqvi@4518	43	// We start a new java process running with an argument and use WB API to ensure
ctornqvi@4518	44	// we have data for NMT on VM exit
ctornqvi@4518	45	if (args.length > 0) {
ctornqvi@4518	46	// Use WB API to ensure that all data has been merged before we continue
ctornqvi@4518	47	if (!WhiteBox.getWhiteBox().NMTWaitForDataMerge()) {
ctornqvi@4518	48	throw new Exception("Call to WB API NMTWaitForDataMerge() failed");
ctornqvi@4518	49	}
ctornqvi@4518	50	return;
ctornqvi@4518	51	}
ctornqvi@4518	52
ctornqvi@4518	53	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
ctornqvi@4518	54	"-XX:+UnlockDiagnosticVMOptions",
ctornqvi@4518	55	"-XX:NativeMemoryTracking=summary",
ctornqvi@4518	56	"+XX:+PrintNMTStatistics",
ctornqvi@4518	57	"PrintNMTStatistics",
ctornqvi@4518	58	"test");
ctornqvi@4518	59
ctornqvi@4518	60	OutputAnalyzer output = new OutputAnalyzer(pb.start());
ctornqvi@4518	61	output.shouldContain("Java Heap (reserved=");
ctornqvi@4518	62	output.shouldNotContain("error");
ctornqvi@4518	63	output.shouldNotContain("warning");
ctornqvi@4518	64	output.shouldHaveExitValue(0);
ctornqvi@4518	65	}
ctornqvi@4518	66	}