Mercurial > hg > truffle
annotate test/runtime/NMT/VirtualAllocTestType.java @ 20804:7848fc12602b
Merge with jdk8u40-b25
| author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
|---|---|
| date | Tue, 07 Apr 2015 14:58:49 +0200 |
| parents | 6640f982c1be |
| children |
| rev | line source |
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| 9056 | 1 /* |
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2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. |
| 9056 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
| 23 | |
| 24 /* | |
| 25 * @test | |
| 26 * @summary Test Reserve/Commit/Uncommit/Release of virtual memory and that we track it correctly | |
| 27 * @key nmt jcmd | |
| 28 * @library /testlibrary /testlibrary/whitebox | |
| 29 * @build VirtualAllocTestType | |
| 30 * @run main ClassFileInstaller sun.hotspot.WhiteBox | |
| 31 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=detail VirtualAllocTestType | |
| 32 */ | |
| 33 | |
| 34 import com.oracle.java.testlibrary.*; | |
| 35 import sun.hotspot.WhiteBox; | |
| 36 | |
| 37 public class VirtualAllocTestType { | |
| 38 | |
| 39 public static WhiteBox wb = WhiteBox.getWhiteBox(); | |
| 40 public static void main(String args[]) throws Exception { | |
| 41 OutputAnalyzer output; | |
| 42 long commitSize = 128 * 1024; | |
| 43 long reserveSize = 256 * 1024; | |
| 44 long addr; | |
| 45 | |
| 46 String pid = Integer.toString(ProcessTools.getProcessId()); | |
| 47 ProcessBuilder pb = new ProcessBuilder(); | |
| 48 | |
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49 boolean has_nmt_detail = wb.NMTIsDetailSupported(); |
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50 if (has_nmt_detail) { |
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51 System.out.println("NMT detail support detected."); |
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52 } else { |
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53 System.out.println("NMT detail support not detected."); |
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54 } |
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55 |
| 9056 | 56 addr = wb.NMTReserveMemory(reserveSize); |
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57 pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", "detail"}); |
| 9056 | 58 |
| 59 output = new OutputAnalyzer(pb.start()); | |
| 60 output.shouldContain("Test (reserved=256KB, committed=0KB)"); | |
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61 if (has_nmt_detail) { |
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62 output.shouldMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + reserveSize) + "\\] reserved 256KB for Test"); |
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63 } |
| 9056 | 64 |
| 65 wb.NMTCommitMemory(addr, commitSize); | |
| 66 | |
| 67 | |
| 68 output = new OutputAnalyzer(pb.start()); | |
| 69 output.shouldContain("Test (reserved=256KB, committed=128KB)"); | |
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70 if (has_nmt_detail) { |
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71 output.shouldMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + commitSize) + "\\] committed 128KB"); |
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72 } |
| 9056 | 73 |
| 74 wb.NMTUncommitMemory(addr, commitSize); | |
| 75 | |
| 76 | |
| 77 output = new OutputAnalyzer(pb.start()); | |
| 78 output.shouldContain("Test (reserved=256KB, committed=0KB)"); | |
| 79 output.shouldNotMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + commitSize) + "\\] committed"); | |
| 80 | |
| 81 wb.NMTReleaseMemory(addr, reserveSize); | |
| 82 | |
| 83 output = new OutputAnalyzer(pb.start()); | |
| 84 output.shouldNotContain("Test (reserved="); | |
| 85 output.shouldNotMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + reserveSize) + "\\] reserved"); | |
| 86 } | |
| 87 } |