Mercurial > jdk8-mips64-public > hotspot / file revision

 /*

  * Copyright (c) 2014, 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_implementation/g1/g1StringDedupStat.hpp"

 G1StringDedupStat::G1StringDedupStat() :

   _inspected(0),

   _skipped(0),

   _hashed(0),

   _known(0),

   _new(0),

   _new_bytes(0),

   _deduped(0),

   _deduped_bytes(0),

   _deduped_young(0),

   _deduped_young_bytes(0),

   _deduped_old(0),

   _deduped_old_bytes(0),

   _idle(0),

   _exec(0),

   _block(0),

   _start(0.0),

   _idle_elapsed(0.0),

   _exec_elapsed(0.0),

   _block_elapsed(0.0) {

 }

 void G1StringDedupStat::add(const G1StringDedupStat& stat) {

   _inspected           += stat._inspected;

   _skipped             += stat._skipped;

   _hashed              += stat._hashed;

   _known               += stat._known;

   _new                 += stat._new;

   _new_bytes           += stat._new_bytes;

   _deduped             += stat._deduped;

   _deduped_bytes       += stat._deduped_bytes;

   _deduped_young       += stat._deduped_young;

   _deduped_young_bytes += stat._deduped_young_bytes;

   _deduped_old         += stat._deduped_old;

   _deduped_old_bytes   += stat._deduped_old_bytes;

   _idle                += stat._idle;

   _exec                += stat._exec;

   _block               += stat._block;

   _idle_elapsed        += stat._idle_elapsed;

   _exec_elapsed        += stat._exec_elapsed;

   _block_elapsed       += stat._block_elapsed;

 }

 void G1StringDedupStat::print_summary(outputStream* st, const G1StringDedupStat& last_stat, const G1StringDedupStat& total_stat) {

   double total_deduped_bytes_percent = 0.0;

   if (total_stat._new_bytes > 0) {

     // Avoid division by zero

     total_deduped_bytes_percent = (double)total_stat._deduped_bytes / (double)total_stat._new_bytes * 100.0;

   }

   st->date_stamp(PrintGCDateStamps);

   st->stamp(PrintGCTimeStamps);

   st->print_cr(

     "[GC concurrent-string-deduplication, "

     G1_STRDEDUP_BYTES_FORMAT_NS"->"G1_STRDEDUP_BYTES_FORMAT_NS"("G1_STRDEDUP_BYTES_FORMAT_NS"), avg "

     G1_STRDEDUP_PERCENT_FORMAT_NS", "G1_STRDEDUP_TIME_FORMAT"]",

     G1_STRDEDUP_BYTES_PARAM(last_stat._new_bytes),

     G1_STRDEDUP_BYTES_PARAM(last_stat._new_bytes - last_stat._deduped_bytes),

     G1_STRDEDUP_BYTES_PARAM(last_stat._deduped_bytes),

     total_deduped_bytes_percent,

     last_stat._exec_elapsed);

 }

 void G1StringDedupStat::print_statistics(outputStream* st, const G1StringDedupStat& stat, bool total) {

   double young_percent               = 0.0;

   double old_percent                 = 0.0;

   double skipped_percent             = 0.0;

   double hashed_percent              = 0.0;

   double known_percent               = 0.0;

   double new_percent                 = 0.0;

   double deduped_percent             = 0.0;

   double deduped_bytes_percent       = 0.0;

   double deduped_young_percent       = 0.0;

   double deduped_young_bytes_percent = 0.0;

   double deduped_old_percent         = 0.0;

   double deduped_old_bytes_percent   = 0.0;

   if (stat._inspected > 0) {

     // Avoid division by zero

     skipped_percent = (double)stat._skipped / (double)stat._inspected * 100.0;

     hashed_percent  = (double)stat._hashed / (double)stat._inspected * 100.0;

     known_percent   = (double)stat._known / (double)stat._inspected * 100.0;

     new_percent     = (double)stat._new / (double)stat._inspected * 100.0;

   }

   if (stat._new > 0) {

     // Avoid division by zero

     deduped_percent = (double)stat._deduped / (double)stat._new * 100.0;

   }

   if (stat._deduped > 0) {

     // Avoid division by zero

     deduped_young_percent = (double)stat._deduped_young / (double)stat._deduped * 100.0;

     deduped_old_percent   = (double)stat._deduped_old / (double)stat._deduped * 100.0;

   }

   if (stat._new_bytes > 0) {

     // Avoid division by zero

     deduped_bytes_percent = (double)stat._deduped_bytes / (double)stat._new_bytes * 100.0;

   }

   if (stat._deduped_bytes > 0) {

     // Avoid division by zero

     deduped_young_bytes_percent = (double)stat._deduped_young_bytes / (double)stat._deduped_bytes * 100.0;

     deduped_old_bytes_percent   = (double)stat._deduped_old_bytes / (double)stat._deduped_bytes * 100.0;

   }

   if (total) {

     st->print_cr(

       "   [Total Exec: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT", Idle: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT", Blocked: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT"]",

       stat._exec, stat._exec_elapsed, stat._idle, stat._idle_elapsed, stat._block, stat._block_elapsed);

   } else {

     st->print_cr(

       "   [Last Exec: "G1_STRDEDUP_TIME_FORMAT", Idle: "G1_STRDEDUP_TIME_FORMAT", Blocked: "UINTX_FORMAT"/"G1_STRDEDUP_TIME_FORMAT"]",

       stat._exec_elapsed, stat._idle_elapsed, stat._block, stat._block_elapsed);

   }

   st->print_cr(

     "      [Inspected:    "G1_STRDEDUP_OBJECTS_FORMAT"]\n"

     "         [Skipped:   "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"

     "         [Hashed:    "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"

     "         [Known:     "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"

     "         [New:       "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"]\n"

     "      [Deduplicated: "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"

     "         [Young:     "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]\n"

     "         [Old:       "G1_STRDEDUP_OBJECTS_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT") "G1_STRDEDUP_BYTES_FORMAT"("G1_STRDEDUP_PERCENT_FORMAT")]",

     stat._inspected,

     stat._skipped, skipped_percent,

     stat._hashed, hashed_percent,

     stat._known, known_percent,

     stat._new, new_percent, G1_STRDEDUP_BYTES_PARAM(stat._new_bytes),

     stat._deduped, deduped_percent, G1_STRDEDUP_BYTES_PARAM(stat._deduped_bytes), deduped_bytes_percent,

     stat._deduped_young, deduped_young_percent, G1_STRDEDUP_BYTES_PARAM(stat._deduped_young_bytes), deduped_young_bytes_percent,

     stat._deduped_old, deduped_old_percent, G1_STRDEDUP_BYTES_PARAM(stat._deduped_old_bytes), deduped_old_bytes_percent);

 }