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annotate src/os/windows/vm/globals_windows.hpp @ 389:ee21eaa8ffe1

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6660681: Incrementally reserve pages on win server 2003 for better large page affinity Summary: For windows server 2003 added option to reserve large pages individually. Reviewed-by: alanb, jcoomes, tonyp, apetrusenko
author jmasa
date Thu, 02 Oct 2008 12:01:08 -0700
parents a61af66fc99e
children ad8c8ca4ab0f
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1 /*
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2 * Copyright 2005-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 //
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26 // Defines Windows specific flags. They are not available on other platforms.
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27 //
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28 #define RUNTIME_OS_FLAGS(develop, develop_pd, product, product_pd, \
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29 diagnostic, notproduct) \
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30 \
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31 product(bool, UseUTCFileTimestamp, true, \
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32 "Adjust the timestamp returned from stat() to be UTC")
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33
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34
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35 //
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36 // Defines Windows-specific default values. The flags are available on all
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37 // platforms, but they may have different default values on other platforms.
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38 //
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39 define_pd_global(bool, UseLargePages, false);
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ee21eaa8ffe1 6660681: Incrementally reserve pages on win server 2003 for better large page affinity
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40 define_pd_global(bool, UseLargePagesIndividualAllocation, true);
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41 define_pd_global(bool, UseOSErrorReporting, false); // for now.
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42 define_pd_global(bool, UseThreadPriorities, true) ;