Mercurial > hg > graal-compiler
view test/runtime/NMT/ReleaseNoCommit.java @ 21009:0fe8b02e5cb6
moved MethodsElidedInSnippets mechanism
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 17 Apr 2015 22:15:24 +0200 |
parents | 6640f982c1be |
children |
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/* * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @test * @summary Release uncommitted memory and make sure NMT handles it correctly * @key nmt regression * @library /testlibrary /testlibrary/whitebox * @build ReleaseNoCommit * @run main ClassFileInstaller sun.hotspot.WhiteBox * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=summary ReleaseNoCommit */ import com.oracle.java.testlibrary.JDKToolFinder; import com.oracle.java.testlibrary.OutputAnalyzer; import com.oracle.java.testlibrary.ProcessTools; import sun.hotspot.WhiteBox; public class ReleaseNoCommit { public static void main(String args[]) throws Exception { WhiteBox wb = WhiteBox.getWhiteBox(); long reserveSize = 256 * 1024; long addr; ProcessBuilder pb = new ProcessBuilder(); OutputAnalyzer output; // Grab my own PID String pid = Integer.toString(ProcessTools.getProcessId()); addr = wb.NMTReserveMemory(reserveSize); // Check for reserved pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", "scale=KB"}); output = new OutputAnalyzer(pb.start()); output.shouldContain(" Test (reserved=256KB, committed=0KB)"); wb.NMTReleaseMemory(addr, reserveSize); pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", "scale=KB"}); output = new OutputAnalyzer(pb.start()); output.shouldNotContain("Test (reserved="); } }