| /* |
| * Copyright (c) 2014, 2016, 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. |
| * |
| */ |
| |
| #ifndef SHARE_VM_GC_G1_G1STRINGDEDUPSTAT_HPP |
| #define SHARE_VM_GC_G1_G1STRINGDEDUPSTAT_HPP |
| |
| #include "memory/allocation.hpp" |
| #include "runtime/os.hpp" |
| |
| // Macros for GC log output formating |
| #define G1_STRDEDUP_OBJECTS_FORMAT UINTX_FORMAT_W(12) |
| #define G1_STRDEDUP_TIME_FORMAT "%.3fs" |
| #define G1_STRDEDUP_TIME_PARAM(time) (time) |
| #define G1_STRDEDUP_TIME_FORMAT_MS "%.3fms" |
| #define G1_STRDEDUP_TIME_PARAM_MS(time) ((time) * MILLIUNITS) |
| #define G1_STRDEDUP_PERCENT_FORMAT "%5.1f%%" |
| #define G1_STRDEDUP_PERCENT_FORMAT_NS "%.1f%%" |
| #define G1_STRDEDUP_BYTES_FORMAT "%8.1f%s" |
| #define G1_STRDEDUP_BYTES_FORMAT_NS "%.1f%s" |
| #define G1_STRDEDUP_BYTES_PARAM(bytes) byte_size_in_proper_unit((double)(bytes)), proper_unit_for_byte_size((bytes)) |
| |
| // |
| // Statistics gathered by the deduplication thread. |
| // |
| class G1StringDedupStat : public StackObj { |
| private: |
| // Counters |
| uintx _inspected; |
| uintx _skipped; |
| uintx _hashed; |
| uintx _known; |
| uintx _new; |
| uintx _new_bytes; |
| uintx _deduped; |
| uintx _deduped_bytes; |
| uintx _deduped_young; |
| uintx _deduped_young_bytes; |
| uintx _deduped_old; |
| uintx _deduped_old_bytes; |
| uintx _idle; |
| uintx _exec; |
| uintx _block; |
| |
| // Time spent by the deduplication thread in different phases |
| double _start_concurrent; |
| double _end_concurrent; |
| double _start_phase; |
| double _idle_elapsed; |
| double _exec_elapsed; |
| double _block_elapsed; |
| |
| public: |
| G1StringDedupStat(); |
| |
| void inc_inspected() { |
| _inspected++; |
| } |
| |
| void inc_skipped() { |
| _skipped++; |
| } |
| |
| void inc_hashed() { |
| _hashed++; |
| } |
| |
| void inc_known() { |
| _known++; |
| } |
| |
| void inc_new(uintx bytes) { |
| _new++; |
| _new_bytes += bytes; |
| } |
| |
| void inc_deduped_young(uintx bytes) { |
| _deduped++; |
| _deduped_bytes += bytes; |
| _deduped_young++; |
| _deduped_young_bytes += bytes; |
| } |
| |
| void inc_deduped_old(uintx bytes) { |
| _deduped++; |
| _deduped_bytes += bytes; |
| _deduped_old++; |
| _deduped_old_bytes += bytes; |
| } |
| |
| void mark_idle() { |
| _start_phase = os::elapsedTime(); |
| _idle++; |
| } |
| |
| void mark_exec() { |
| double now = os::elapsedTime(); |
| _idle_elapsed = now - _start_phase; |
| _start_phase = now; |
| _start_concurrent = now; |
| _exec++; |
| } |
| |
| void mark_block() { |
| double now = os::elapsedTime(); |
| _exec_elapsed += now - _start_phase; |
| _start_phase = now; |
| _block++; |
| } |
| |
| void mark_unblock() { |
| double now = os::elapsedTime(); |
| _block_elapsed += now - _start_phase; |
| _start_phase = now; |
| } |
| |
| void mark_done() { |
| double now = os::elapsedTime(); |
| _exec_elapsed += now - _start_phase; |
| _end_concurrent = now; |
| } |
| |
| void add(const G1StringDedupStat& stat); |
| |
| static void print_start(const G1StringDedupStat& last_stat); |
| static void print_end(const G1StringDedupStat& last_stat, const G1StringDedupStat& total_stat); |
| static void print_statistics(const G1StringDedupStat& stat, bool total); |
| }; |
| |
| #endif // SHARE_VM_GC_G1_G1STRINGDEDUPSTAT_HPP |