hotspot/src/share/vm/gc_interface/gcCause.cpp
author mikael
Tue, 24 Dec 2013 11:48:39 -0800
changeset 22234 da823d78ad65
parent 18025 b7bcf7497f93
child 26183 bbe259d3c8bc
permissions -rw-r--r--
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013 Summary: Copyright year updated for files modified during 2013 Reviewed-by: twisti, iveresov
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     1
/*
22234
da823d78ad65 8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
mikael
parents: 18025
diff changeset
     2
 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
489c9b5090e2 Initial load
duke
parents:
diff changeset
     4
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
489c9b5090e2 Initial load
duke
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
489c9b5090e2 Initial load
duke
parents:
diff changeset
     7
 * published by the Free Software Foundation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
     8
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
489c9b5090e2 Initial load
duke
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
489c9b5090e2 Initial load
duke
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
489c9b5090e2 Initial load
duke
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
489c9b5090e2 Initial load
duke
parents:
diff changeset
    13
 * accompanied this code).
489c9b5090e2 Initial load
duke
parents:
diff changeset
    14
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
489c9b5090e2 Initial load
duke
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    18
 *
5547
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1
diff changeset
    21
 * questions.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    22
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    23
 */
489c9b5090e2 Initial load
duke
parents:
diff changeset
    24
7397
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 6058
diff changeset
    25
#include "precompiled.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 6058
diff changeset
    26
#include "gc_interface/gcCause.hpp"
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    27
489c9b5090e2 Initial load
duke
parents:
diff changeset
    28
const char* GCCause::to_string(GCCause::Cause cause) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    29
  switch (cause) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    30
    case _java_lang_system_gc:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    31
      return "System.gc()";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    32
489c9b5090e2 Initial load
duke
parents:
diff changeset
    33
    case _full_gc_alot:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    34
      return "FullGCAlot";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    35
489c9b5090e2 Initial load
duke
parents:
diff changeset
    36
    case _scavenge_alot:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    37
      return "ScavengeAlot";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    38
489c9b5090e2 Initial load
duke
parents:
diff changeset
    39
    case _allocation_profiler:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    40
      return "Allocation Profiler";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    41
489c9b5090e2 Initial load
duke
parents:
diff changeset
    42
    case _jvmti_force_gc:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    43
      return "JvmtiEnv ForceGarbageCollection";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    44
489c9b5090e2 Initial load
duke
parents:
diff changeset
    45
    case _gc_locker:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    46
      return "GCLocker Initiated GC";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    47
489c9b5090e2 Initial load
duke
parents:
diff changeset
    48
    case _heap_inspection:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    49
      return "Heap Inspection Initiated GC";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    50
489c9b5090e2 Initial load
duke
parents:
diff changeset
    51
    case _heap_dump:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    52
      return "Heap Dump Initiated GC";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    53
10998
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    54
    case _no_gc:
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    55
      return "No GC";
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    56
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    57
    case _allocation_failure:
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    58
      return "Allocation Failure";
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    59
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    60
    case _tenured_generation_full:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    61
      return "Tenured Generation Full";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    62
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 11576
diff changeset
    63
    case _metadata_GC_threshold:
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 11576
diff changeset
    64
      return "Metadata GC Threshold";
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    65
489c9b5090e2 Initial load
duke
parents:
diff changeset
    66
    case _cms_generation_full:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    67
      return "CMS Generation Full";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    68
489c9b5090e2 Initial load
duke
parents:
diff changeset
    69
    case _cms_initial_mark:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    70
      return "CMS Initial Mark";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    71
489c9b5090e2 Initial load
duke
parents:
diff changeset
    72
    case _cms_final_remark:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    73
      return "CMS Final Remark";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    74
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 13728
diff changeset
    75
    case _cms_concurrent_mark:
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 13728
diff changeset
    76
      return "CMS Concurrent Mark";
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents: 13728
diff changeset
    77
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    78
    case _old_generation_expanded_on_last_scavenge:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    79
      return "Old Generation Expanded On Last Scavenge";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    80
489c9b5090e2 Initial load
duke
parents:
diff changeset
    81
    case _old_generation_too_full_to_scavenge:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    82
      return "Old Generation Too Full To Scavenge";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    83
10998
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    84
    case _adaptive_size_policy:
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    85
      return "Ergonomics";
0f494e39593d 7110190: GCCause::to_string missing case for _adaptive_size_policy
brutisso
parents: 8295
diff changeset
    86
6058
9c9aec6ab47d 6944166: G1: explicit GCs are not always handled correctly
tonyp
parents: 5547
diff changeset
    87
    case _g1_inc_collection_pause:
9c9aec6ab47d 6944166: G1: explicit GCs are not always handled correctly
tonyp
parents: 5547
diff changeset
    88
      return "G1 Evacuation Pause";
9c9aec6ab47d 6944166: G1: explicit GCs are not always handled correctly
tonyp
parents: 5547
diff changeset
    89
11576
e0bef5ca4602 6976060: G1: humongous object allocations should initiate marking cycles when necessary
brutisso
parents: 10998
diff changeset
    90
    case _g1_humongous_allocation:
e0bef5ca4602 6976060: G1: humongous object allocations should initiate marking cycles when necessary
brutisso
parents: 10998
diff changeset
    91
      return "G1 Humongous Allocation";
e0bef5ca4602 6976060: G1: humongous object allocations should initiate marking cycles when necessary
brutisso
parents: 10998
diff changeset
    92
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    93
    case _last_ditch_collection:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    94
      return "Last ditch collection";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    95
489c9b5090e2 Initial load
duke
parents:
diff changeset
    96
    case _last_gc_cause:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    97
      return "ILLEGAL VALUE - last gc cause - ILLEGAL VALUE";
489c9b5090e2 Initial load
duke
parents:
diff changeset
    98
489c9b5090e2 Initial load
duke
parents:
diff changeset
    99
    default:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   100
      return "unknown GCCause";
489c9b5090e2 Initial load
duke
parents:
diff changeset
   101
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   102
  ShouldNotReachHere();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   103
}