/*
* Copyright ( c ) 2017 , Oracle and / or its affiliates . 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 Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
#include "precompiled.hpp"
#include "gc/shared/gcLogPrecious.hpp"
#include "gc/z/zLargePages.hpp"
#include "runtime/os.hpp"
ZLargePages::State ZLargePages::_state;
void ZLargePages::initialize() {
pd_initialize();
log_info_p(gc, init)("Memory: " JULONG_FORMAT "M" , os::physical_memory() / M);
log_info_p(gc, init)("Large Page Support: %s" , to_string());
}
const char * ZLargePages::to_string() {
switch (_state) {
case Explicit :
return "Enabled (Explicit)" ;
case Transparent:
return "Enabled (Transparent)" ;
default :
return "Disabled" ;
}
}
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