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70 lines
2.8 KiB
Java
70 lines
2.8 KiB
Java
/*
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* Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2025, Red Hat Inc.
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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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* @summary Test PrintVMInfoAtExit
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* @library /test/lib
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* @requires vm.flagless
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* @requires vm.bits == "64"
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* @run driver PrintVMInfoAtExitTest
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*/
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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public class PrintVMInfoAtExitTest {
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public static void main(String[] args) throws Exception {
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ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder(
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"-Xmx64M", "-Xms64M",
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"-XX:-CreateCoredumpOnCrash",
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"-XX:+UnlockDiagnosticVMOptions",
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"-XX:+PrintVMInfoAtExit",
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"-XX:NativeMemoryTracking=summary",
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"-XX:CompressedClassSpaceSize=256m",
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"-version");
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// How many kb of committed memory we expect in the NMT summary.
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int committed_kb = 65536;
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OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
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output_detail.shouldContain("# JRE version:");
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output_detail.shouldContain("-- S U M M A R Y --");
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output_detail.shouldContain("Command Line: -Xmx64M -Xms64M -XX:-CreateCoredumpOnCrash -XX:+UnlockDiagnosticVMOptions -XX:+PrintVMInfoAtExit -XX:NativeMemoryTracking=summary -XX:CompressedClassSpaceSize=256m");
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output_detail.shouldContain("Native Memory Tracking:");
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// Make sure the heap summary is present.
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output_detail.shouldMatch("Java Heap \\(reserved=[0-9]+KB, committed=" + committed_kb + "KB\\)");
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// Check reserved >= committed.
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String reserved_kb_string = output_detail.firstMatch("Java Heap \\(reserved=([0-9]+)KB, committed=" + committed_kb + "KB\\)", 1);
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int reserved_kb = Integer.parseInt(reserved_kb_string);
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if (reserved_kb < committed_kb) {
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throw new RuntimeException("committed more memory than reserved");
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}
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}
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}
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