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annotate src/os_cpu/linux_x86/vm/globals_linux_x86.hpp @ 1064:473cce303f13

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6887571: Increase default heap config sizes Summary: Apply modification of existing server heap size ergo to all collectors except CMS. Reviewed-by: jmasa, ysr, xlu
author phh
date Wed, 28 Oct 2009 16:25:51 -0400
parents bd02caa94611
children 2338d41fbd81
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1 /*
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2 * Copyright 2000-2009 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 // Sets the default values for platform dependent flags used by the runtime system.
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26 // (see globals.hpp)
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27
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28 define_pd_global(bool, DontYieldALot, false);
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29 #ifdef AMD64
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30 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default
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31 define_pd_global(intx, VMThreadStackSize, 1024);
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32 #else
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33 // ThreadStackSize 320 allows TaggedStackInterpreter and a couple of test cases
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34 // to run while keeping the number of threads that can be created high.
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35 // System default ThreadStackSize appears to be 512 which is too big.
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36 define_pd_global(intx, ThreadStackSize, 320);
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37 define_pd_global(intx, VMThreadStackSize, 512);
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38 #endif // AMD64
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39
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40 define_pd_global(intx, CompilerThreadStackSize, 0);
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41
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42 define_pd_global(uintx,JVMInvokeMethodSlack, 8192);
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43
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44 // Only used on 64 bit platforms
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45 define_pd_global(uintx,HeapBaseMinAddress, 2*G);
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46 // Only used on 64 bit Windows platforms
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47 define_pd_global(bool, UseVectoredExceptions, false);