hotspot/src/os_cpu/linux_x86/vm/globals_linux_x86.hpp
author martin
Fri, 11 Jun 2010 18:55:45 -0700
changeset 5786 f60ef38202e7
parent 5419 f2e8cc8c12ea
child 5547 f4b087cbb361
permissions -rw-r--r--
6944584: Improvements to subprocess handling on Unix Summary: use thread pool for reaper thread; move most I/O operations out of reaper thread Reviewed-by: michaelm, hiroshi
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/*
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 * Copyright 2000-2010 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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// Sets the default values for platform dependent flags used by the runtime system.
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// (see globals.hpp)
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define_pd_global(bool, DontYieldALot,            false);
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#ifdef AMD64
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define_pd_global(intx, ThreadStackSize,          1024); // 0 => use system default
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define_pd_global(intx, VMThreadStackSize,        1024);
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#else
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// ThreadStackSize 320 allows a couple of test cases to run while
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// keeping the number of threads that can be created high.  System
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// default ThreadStackSize appears to be 512 which is too big.
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define_pd_global(intx, ThreadStackSize,          320);
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define_pd_global(intx, VMThreadStackSize,        512);
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#endif // AMD64
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define_pd_global(intx, CompilerThreadStackSize,  0);
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define_pd_global(uintx,JVMInvokeMethodSlack,     8192);
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// Only used on 64 bit platforms
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define_pd_global(uintx,HeapBaseMinAddress,       2*G);
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// Only used on 64 bit Windows platforms
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define_pd_global(bool, UseVectoredExceptions,    false);