1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/vm/gc_implementation/g1/g1StringDedupStat.cpp Tue Mar 18 19:07:22 2014 +0100
1.3 @@ -0,0 +1,162 @@
1.4 +/*
1.5 + * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation.
1.11 + *
1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.15 + * version 2 for more details (a copy is included in the LICENSE file that
1.16 + * accompanied this code).
1.17 + *
1.18 + * You should have received a copy of the GNU General Public License version
1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.21 + *
1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.23 + * or visit www.oracle.com if you need additional information or have any
1.24 + * questions.
1.25 + *
1.26 + */
1.27 +
1.28 +#include "precompiled.hpp"
1.29 +#include "gc_implementation/g1/g1StringDedupStat.hpp"
1.30 +
1.31 +G1StringDedupStat::G1StringDedupStat() :
1.32 + _inspected(0),
1.33 + _skipped(0),
1.34 + _hashed(0),
1.35 + _known(0),
1.36 + _new(0),
1.37 + _new_bytes(0),
1.38 + _deduped(0),
1.39 + _deduped_bytes(0),
1.40 + _deduped_young(0),
1.41 + _deduped_young_bytes(0),
1.42 + _deduped_old(0),
1.43 + _deduped_old_bytes(0),
1.44 + _idle(0),
1.45 + _exec(0),
1.46 + _block(0),
1.47 + _start(0.0),
1.48 + _idle_elapsed(0.0),
1.49 + _exec_elapsed(0.0),
1.50 + _block_elapsed(0.0) {
1.51 +}
1.52 +
1.53 +void G1StringDedupStat::add(const G1StringDedupStat& stat) {
1.54 + _inspected += stat._inspected;
1.55 + _skipped += stat._skipped;
1.56 + _hashed += stat._hashed;
1.57 + _known += stat._known;
1.58 + _new += stat._new;
1.59 + _new_bytes += stat._new_bytes;
1.60 + _deduped += stat._deduped;
1.61 + _deduped_bytes += stat._deduped_bytes;
1.62 + _deduped_young += stat._deduped_young;
1.63 + _deduped_young_bytes += stat._deduped_young_bytes;
1.64 + _deduped_old += stat._deduped_old;
1.65 + _deduped_old_bytes += stat._deduped_old_bytes;
1.66 + _idle += stat._idle;
1.67 + _exec += stat._exec;
1.68 + _block += stat._block;
1.69 + _idle_elapsed += stat._idle_elapsed;
1.70 + _exec_elapsed += stat._exec_elapsed;
1.71 + _block_elapsed += stat._block_elapsed;
1.72 +}
1.73 +
1.74 +void G1StringDedupStat::print_summary(outputStream* st, const G1StringDedupStat& last_stat, const G1StringDedupStat& total_stat) {
1.75 + double total_deduped_bytes_percent = 0.0;
1.76 +
1.77 + if (total_stat._new_bytes > 0) {
1.78 + // Avoid division by zero
1.79 + total_deduped_bytes_percent = (double)total_stat._deduped_bytes / (double)total_stat._new_bytes * 100.0;
1.80 + }
1.81 +
1.82 + st->date_stamp(PrintGCDateStamps);
1.83 + st->stamp(PrintGCTimeStamps);
1.84 + st->print_cr(
1.85 + "[GC concurrent-string-deduplication, "
1.86 + G1_STRDEDUP_BYTES_FORMAT_NS"->"G1_STRDEDUP_BYTES_FORMAT_NS"("G1_STRDEDUP_BYTES_FORMAT_NS"), avg "
1.87 + G1_STRDEDUP_PERCENT_FORMAT_NS", "G1_STRDEDUP_TIME_FORMAT"]",
1.88 + G1_STRDEDUP_BYTES_PARAM(last_stat._new_bytes),
1.89 + G1_STRDEDUP_BYTES_PARAM(last_stat._new_bytes - last_stat._deduped_bytes),
1.90 + G1_STRDEDUP_BYTES_PARAM(last_stat._deduped_bytes),
1.91 + total_deduped_bytes_percent,
1.92 + last_stat._exec_elapsed);
1.93 +}
1.94 +
1.95 +void G1StringDedupStat::print_statistics(outputStream* st, const G1StringDedupStat& stat, bool total) {
1.96 + double young_percent = 0.0;
1.97 + double old_percent = 0.0;
1.98 + double skipped_percent = 0.0;
1.99 + double hashed_percent = 0.0;
1.100 + double known_percent = 0.0;
1.101 + double new_percent = 0.0;
1.102 + double deduped_percent = 0.0;
1.103 + double deduped_bytes_percent = 0.0;
1.104 + double deduped_young_percent = 0.0;
1.105 + double deduped_young_bytes_percent = 0.0;
1.106 + double deduped_old_percent = 0.0;
1.107 + double deduped_old_bytes_percent = 0.0;
1.108 +
1.109 + if (stat._inspected > 0) {
1.110 + // Avoid division by zero
1.111 + skipped_percent = (double)stat._skipped / (double)stat._inspected * 100.0;
1.112 + hashed_percent = (double)stat._hashed / (double)stat._inspected * 100.0;
1.113 + known_percent = (double)stat._known / (double)stat._inspected * 100.0;
1.114 + new_percent = (double)stat._new / (double)stat._inspected * 100.0;
1.115 + }
1.116 +
1.117 + if (stat._new > 0) {
1.118 + // Avoid division by zero
1.119 + deduped_percent = (double)stat._deduped / (double)stat._new * 100.0;
1.120 + }
1.121 +
1.122 + if (stat._deduped > 0) {
1.123 + // Avoid division by zero
1.124 + deduped_young_percent = (double)stat._deduped_young / (double)stat._deduped * 100.0;
1.125 + deduped_old_percent = (double)stat._deduped_old / (double)stat._deduped * 100.0;
1.126 + }
1.127 +
1.128 + if (stat._new_bytes > 0) {
1.129 + // Avoid division by zero
1.130 + deduped_bytes_percent = (double)stat._deduped_bytes / (double)stat._new_bytes * 100.0;
1.131 + }
1.132 +
1.133 + if (stat._deduped_bytes > 0) {
1.134 + // Avoid division by zero
1.135 + deduped_young_bytes_percent = (double)stat._deduped_young_bytes / (double)stat._deduped_bytes * 100.0;
1.136 + deduped_old_bytes_percent = (double)stat._deduped_old_bytes / (double)stat._deduped_bytes * 100.0;
1.137 + }
1.138 +
1.139 + if (total) {
1.140 + st->print_cr(
1.141 + " [Total Exec: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT", Idle: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT", Blocked: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT"]",
1.142 + stat._exec, stat._exec_elapsed, stat._idle, stat._idle_elapsed, stat._block, stat._block_elapsed);
1.143 + } else {
1.144 + st->print_cr(
1.145 + " [Last Exec: "G1_STRDEDUP_TIME_FORMAT", Idle: "G1_STRDEDUP_TIME_FORMAT", Blocked: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT"]",
1.146 + stat._exec_elapsed, stat._idle_elapsed, stat._block, stat._block_elapsed);
1.147 + }
1.148 + st->print_cr(
1.149 + " [Inspected: "G1_STRDEDUP_OBJECTS_FORMAT"]\n"
1.150 + " [Skipped: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"
1.151 + " [Hashed: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"
1.152 + " [Known: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"
1.153 + " [New: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"]\n"
1.154 + " [Deduplicated: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"
1.155 + " [Young: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"
1.156 + " [Old: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]",
1.157 + stat._inspected,
1.158 + stat._skipped, skipped_percent,
1.159 + stat._hashed, hashed_percent,
1.160 + stat._known, known_percent,
1.161 + stat._new, new_percent, G1_STRDEDUP_BYTES_PARAM(stat._new_bytes),
1.162 + stat._deduped, deduped_percent, G1_STRDEDUP_BYTES_PARAM(stat._deduped_bytes), deduped_bytes_percent,
1.163 + stat._deduped_young, deduped_young_percent, G1_STRDEDUP_BYTES_PARAM(stat._deduped_young_bytes), deduped_young_bytes_percent,
1.164 + stat._deduped_old, deduped_old_percent, G1_STRDEDUP_BYTES_PARAM(stat._deduped_old_bytes), deduped_old_bytes_percent);
1.165 +}
