/* * Copyright (c) 2020, 2021, 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. *
*/
// Collection of statistics for concurrent refinement processing. // Used for collecting per-thread statistics and for summaries over a // collection of threads. class G1ConcurrentRefineStats : public CHeapObj<mtGC> {
Tickspan _refinement_time;
size_t _refined_cards;
size_t _precleaned_cards;
size_t _dirtied_cards;
// Number of refined cards.
size_t refined_cards() const { return _refined_cards; }
// Refinement rate, in cards per ms. double refinement_rate_ms() const;
// Number of cards for which refinement was skipped because some other // thread had already refined them.
size_t precleaned_cards() const { return _precleaned_cards; }
// Number of cards marked dirty and in need of refinement.
size_t dirtied_cards() const { return _dirtied_cards; }
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