1 /*
   2  * Copyright (c) 2014, 2018, 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 #ifndef SHARE_VM_MEMORY_METASPACECHUNKFREELISTSUMMARY_HPP
  26 #define SHARE_VM_MEMORY_METASPACECHUNKFREELISTSUMMARY_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 
  30 class MetaspaceChunkFreeListSummary {
  31   size_t _num_specialized_chunks;
  32   size_t _num_small_chunks;
  33   size_t _num_medium_chunks;
  34   size_t _num_humongous_chunks;
  35 
  36   size_t _specialized_chunks_size_in_bytes;
  37   size_t _small_chunks_size_in_bytes;
  38   size_t _medium_chunks_size_in_bytes;
  39   size_t _humongous_chunks_size_in_bytes;
  40 
  41  public:
  42   MetaspaceChunkFreeListSummary() :
  43     _num_specialized_chunks(0),
  44     _num_small_chunks(0),
  45     _num_medium_chunks(0),
  46     _num_humongous_chunks(0),
  47     _specialized_chunks_size_in_bytes(0),
  48     _small_chunks_size_in_bytes(0),
  49     _medium_chunks_size_in_bytes(0),
  50     _humongous_chunks_size_in_bytes(0)
  51   {}
  52 
  53   MetaspaceChunkFreeListSummary(size_t num_specialized_chunks,
  54                                 size_t num_small_chunks,
  55                                 size_t num_medium_chunks,
  56                                 size_t num_humongous_chunks,
  57                                 size_t specialized_chunks_size_in_bytes,
  58                                 size_t small_chunks_size_in_bytes,
  59                                 size_t medium_chunks_size_in_bytes,
  60                                 size_t humongous_chunks_size_in_bytes) :
  61     _num_specialized_chunks(num_specialized_chunks),
  62     _num_small_chunks(num_small_chunks),
  63     _num_medium_chunks(num_medium_chunks),
  64     _num_humongous_chunks(num_humongous_chunks),
  65     _specialized_chunks_size_in_bytes(specialized_chunks_size_in_bytes),
  66     _small_chunks_size_in_bytes(small_chunks_size_in_bytes),
  67     _medium_chunks_size_in_bytes(medium_chunks_size_in_bytes),
  68     _humongous_chunks_size_in_bytes(humongous_chunks_size_in_bytes)
  69   {}
  70 
  71   size_t num_specialized_chunks() const {
  72     return _num_specialized_chunks;
  73   }
  74 
  75   size_t num_small_chunks() const {
  76     return _num_small_chunks;
  77   }
  78 
  79   size_t num_medium_chunks() const {
  80     return _num_medium_chunks;
  81   }
  82 
  83   size_t num_humongous_chunks() const {
  84     return _num_humongous_chunks;
  85   }
  86 
  87   size_t specialized_chunks_size_in_bytes() const {
  88     return _specialized_chunks_size_in_bytes;
  89   }
  90 
  91   size_t small_chunks_size_in_bytes() const {
  92     return _small_chunks_size_in_bytes;
  93   }
  94 
  95   size_t medium_chunks_size_in_bytes() const {
  96     return _medium_chunks_size_in_bytes;
  97   }
  98 
  99   size_t humongous_chunks_size_in_bytes() const {
 100     return _humongous_chunks_size_in_bytes;
 101   }
 102 };
 103 
 104 #endif // SHARE_VM_MEMORY_METASPACECHUNKFREELISTSUMMARY_HPP