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

/*
 * Copyright 2000-2010 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 */

// Sets the default values for platform dependent flags used by the runtime system.
// (see globals.hpp)

define_pd_global(bool, DontYieldALot,            false);
#ifdef AMD64
define_pd_global(intx, ThreadStackSize,          1024); // 0 => use system default
define_pd_global(intx, VMThreadStackSize,        1024);
#else
// ThreadStackSize 320 allows a couple of test cases to run while
// keeping the number of threads that can be created high.  System
// default ThreadStackSize appears to be 512 which is too big.
define_pd_global(intx, ThreadStackSize,          320);
define_pd_global(intx, VMThreadStackSize,        512);
#endif // AMD64

define_pd_global(intx, CompilerThreadStackSize,  0);

define_pd_global(uintx,JVMInvokeMethodSlack,     8192);

// Only used on 64 bit platforms
define_pd_global(uintx,HeapBaseMinAddress,       2*G);
// Only used on 64 bit Windows platforms
define_pd_global(bool, UseVectoredExceptions,    false);