71 lines
3.2 KiB
Java
71 lines
3.2 KiB
Java
/*
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* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2023 Red Hat, Inc. 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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import jdk.test.lib.JDKToolFinder;
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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 NMTTestUtils {
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public static OutputAnalyzer startJcmdVMNativeMemory(String... additional_args) throws Exception {
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if (additional_args == null) {
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additional_args = new String[] {};
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}
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String fullargs[] = new String[3 + additional_args.length];
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fullargs[0] = JDKToolFinder.getJDKTool("jcmd");
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fullargs[1] = Long.toString(ProcessTools.getProcessId());
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fullargs[2] = "VM.native_memory";
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System.arraycopy(additional_args, 0, fullargs, 3, additional_args.length);
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ProcessBuilder pb = new ProcessBuilder();
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pb.command(fullargs);
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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return output;
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}
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public static OutputAnalyzer startJcmdVMNativeMemoryDetail(String... additional_args) throws Exception {
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return startJcmdVMNativeMemory("detail");
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}
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public static void runJcmdSummaryReportAndCheckOutput(String[] additional_args, String[] pattern, boolean verbose) throws Exception {
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OutputAnalyzer output = startJcmdVMNativeMemory(additional_args);
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output.stdoutShouldContainMultiLinePattern(pattern, true);
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}
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public static void runJcmdSummaryReportAndCheckOutput(String[] additional_args, String[] pattern) throws Exception {
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runJcmdSummaryReportAndCheckOutput(additional_args, pattern, true);
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}
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public static void runJcmdSummaryReportAndCheckOutput(String... pattern) throws Exception {
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runJcmdSummaryReportAndCheckOutput(null, pattern, true);
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}
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public static void checkReservedCommittedSummary(OutputAnalyzer output, long reservedKB, long committedKB, long peakKB) {
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String peakString = (committedKB == peakKB) ? "at peak" : "peak=" + peakKB + "KB";
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output.stdoutShouldContainMultiLinePattern(
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"Test (reserved=" + reservedKB + "KB, committed=" + committedKB + "KB)",
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"(mmap: reserved=" + reservedKB + "KB, committed=" + committedKB + "KB, " + peakString + ")"
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);
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}
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}
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