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annotate src/os_cpu/bsd_x86/vm/globals_bsd_x86.hpp @ 8804:91bf0bdae37b

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8008217: CDS: Class data sharing limits the malloc heap on Solaris Summary: In 64bit VM move CDS archive address to 32G on all platforms using new flag SharedBaseAddress. In 32bit VM set CDS archive address to 3Gb on Linux and let other OSs pick the address. Reviewed-by: kvn, dcubed, zgu, hseigel
author coleenp
date Wed, 20 Mar 2013 08:04:54 -0400
parents f64ffbf81af5
children
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1 /*
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2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP
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26 #define OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP
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27
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28 //
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29 // Sets the default values for platform dependent flags used by the runtime system.
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30 // (see globals.hpp)
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31 //
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32 define_pd_global(bool, DontYieldALot, false);
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33 #ifdef AMD64
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34 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default
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35 define_pd_global(intx, VMThreadStackSize, 1024);
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36 #else
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37 // ThreadStackSize 320 allows a couple of test cases to run while
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38 // keeping the number of threads that can be created high. System
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39 // default ThreadStackSize appears to be 512 which is too big.
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40 define_pd_global(intx, ThreadStackSize, 320);
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41 define_pd_global(intx, VMThreadStackSize, 512);
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42 #endif // AMD64
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43
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44 define_pd_global(intx, CompilerThreadStackSize, 0);
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45 define_pd_global(uintx, SurvivorRatio, 8);
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46
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47 define_pd_global(uintx, JVMInvokeMethodSlack, 8192);
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48
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49 // Used on 64 bit platforms for UseCompressedOops base address
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50 define_pd_global(uintx, HeapBaseMinAddress, 2*G);
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51
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52 #endif // OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP