1 /* 2 * Copyright (c) 2004, 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 #include "incls/_precompiled.incl" 25 #include "incls/_cmsAdaptiveSizePolicy.cpp.incl" 26 27 elapsedTimer CMSAdaptiveSizePolicy::_concurrent_timer; 28 elapsedTimer CMSAdaptiveSizePolicy::_STW_timer; 29 30 // Defined if the granularity of the time measurements is potentially too large. 31 #define CLOCK_GRANULARITY_TOO_LARGE 32 33 CMSAdaptiveSizePolicy::CMSAdaptiveSizePolicy(size_t init_eden_size, 34 size_t init_promo_size, 35 size_t init_survivor_size, 36 double max_gc_minor_pause_sec, 37 double max_gc_pause_sec, 38 uint gc_cost_ratio) : 39 AdaptiveSizePolicy(init_eden_size, 40 init_promo_size, 41 init_survivor_size, 42 max_gc_pause_sec, 43 gc_cost_ratio) { 44 45 clear_internal_time_intervals(); 46 | 1 /* 2 * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "gc_implementation/concurrentMarkSweep/cmsAdaptiveSizePolicy.hpp" 27 #include "gc_implementation/shared/gcStats.hpp" 28 #include "memory/defNewGeneration.hpp" 29 #include "memory/genCollectedHeap.hpp" 30 #include "runtime/thread.hpp" 31 #ifdef TARGET_OS_FAMILY_linux 32 # include "os_linux.inline.hpp" 33 #endif 34 #ifdef TARGET_OS_FAMILY_solaris 35 # include "os_solaris.inline.hpp" 36 #endif 37 #ifdef TARGET_OS_FAMILY_windows 38 # include "os_windows.inline.hpp" 39 #endif 40 elapsedTimer CMSAdaptiveSizePolicy::_concurrent_timer; 41 elapsedTimer CMSAdaptiveSizePolicy::_STW_timer; 42 43 // Defined if the granularity of the time measurements is potentially too large. 44 #define CLOCK_GRANULARITY_TOO_LARGE 45 46 CMSAdaptiveSizePolicy::CMSAdaptiveSizePolicy(size_t init_eden_size, 47 size_t init_promo_size, 48 size_t init_survivor_size, 49 double max_gc_minor_pause_sec, 50 double max_gc_pause_sec, 51 uint gc_cost_ratio) : 52 AdaptiveSizePolicy(init_eden_size, 53 init_promo_size, 54 init_survivor_size, 55 max_gc_pause_sec, 56 gc_cost_ratio) { 57 58 clear_internal_time_intervals(); 59 |