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| 1 # Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 # Use of this source code is governed by a BSD-style license that can be |
| 3 # found in the LICENSE file. |
| 4 |
| 5 import json |
| 6 import logging |
| 7 |
| 8 from metrics import Metric |
| 9 |
| 10 _COUNTER_NAMES = [ |
| 11 'V8.OsMemoryAllocated', |
| 12 'V8.MemoryNewSpaceBytesAvailable', |
| 13 'V8.MemoryNewSpaceBytesCommitted', |
| 14 'V8.MemoryNewSpaceBytesUsed', |
| 15 'V8.MemoryOldPointerSpaceBytesAvailable', |
| 16 'V8.MemoryOldPointerSpaceBytesCommitted', |
| 17 'V8.MemoryOldPointerSpaceBytesUsed', |
| 18 'V8.MemoryOldDataSpaceBytesAvailable', |
| 19 'V8.MemoryOldDataSpaceBytesCommitted', |
| 20 'V8.MemoryOldDataSpaceBytesUsed', |
| 21 'V8.MemoryCodeSpaceBytesAvailable', |
| 22 'V8.MemoryCodeSpaceBytesCommitted', |
| 23 'V8.MemoryCodeSpaceBytesUsed', |
| 24 'V8.MemoryMapSpaceBytesAvailable', |
| 25 'V8.MemoryMapSpaceBytesCommitted', |
| 26 'V8.MemoryMapSpaceBytesUsed', |
| 27 'V8.MemoryCellSpaceBytesAvailable', |
| 28 'V8.MemoryCellSpaceBytesCommitted', |
| 29 'V8.MemoryCellSpaceBytesUsed', |
| 30 'V8.MemoryPropertyCellSpaceBytesAvailable', |
| 31 'V8.MemoryPropertyCellSpaceBytesCommitted', |
| 32 'V8.MemoryPropertyCellSpaceBytesUsed', |
| 33 'V8.MemoryLoSpaceBytesAvailable', |
| 34 'V8.MemoryLoSpaceBytesCommitted', |
| 35 'V8.MemoryLoSpaceBytesUsed)', |
| 36 'V8.SizeOf_ACCESSOR_PAIR_TYPE', |
| 37 'V8.SizeOf_ACCESS_CHECK_INFO_TYPE', |
| 38 'V8.SizeOf_ALIASED_ARGUMENTS_ENTRY_TYPE', |
| 39 'V8.SizeOf_ALLOCATION_MEMENTO_TYPE', |
| 40 'V8.SizeOf_ALLOCATION_SITE_TYPE', |
| 41 'V8.SizeOf_ASCII_INTERNALIZED_STRING_TYPE', |
| 42 'V8.SizeOf_ASCII_STRING_TYPE', |
| 43 'V8.SizeOf_BOX_TYPE', |
| 44 'V8.SizeOf_BREAK_POINT_INFO_TYPE', |
| 45 'V8.SizeOf_BYTE_ARRAY_TYPE', |
| 46 'V8.SizeOf_CALL_HANDLER_INFO_TYPE', |
| 47 'V8.SizeOf_CELL_TYPE', |
| 48 'V8.SizeOf_CODE_CACHE_TYPE', |
| 49 'V8.SizeOf_CODE_TYPE', |
| 50 'V8.SizeOf_CODE_TYPE-BINARY_OP_IC', |
| 51 'V8.SizeOf_CODE_TYPE-BUILTIN', |
| 52 'V8.SizeOf_CODE_TYPE-CALL_IC', |
| 53 'V8.SizeOf_CODE_TYPE-COMPARE_IC', |
| 54 'V8.SizeOf_CODE_TYPE-COMPARE_NIL_IC', |
| 55 'V8.SizeOf_CODE_TYPE-FUNCTION', |
| 56 'V8.SizeOf_CODE_TYPE-KEYED_CALL_IC', |
| 57 'V8.SizeOf_CODE_TYPE-KEYED_LOAD_IC', |
| 58 'V8.SizeOf_CODE_TYPE-KEYED_STORE_IC', |
| 59 'V8.SizeOf_CODE_TYPE-LOAD_IC', |
| 60 'V8.SizeOf_CODE_TYPE-OPTIMIZED_FUNCTION', |
| 61 'V8.SizeOf_CODE_TYPE-REGEXP', |
| 62 'V8.SizeOf_CODE_TYPE-STORE_IC', |
| 63 'V8.SizeOf_CODE_TYPE-STUB', |
| 64 'V8.SizeOf_CODE_TYPE-TO_BOOLEAN_IC', |
| 65 'V8.SizeOf_CONS_ASCII_INTERNALIZED_STRING_TYPE', |
| 66 'V8.SizeOf_CONS_ASCII_STRING_TYPE', |
| 67 'V8.SizeOf_CONS_INTERNALIZED_STRING_TYPE', |
| 68 'V8.SizeOf_CONS_STRING_TYPE', |
| 69 'V8.SizeOf_DEBUG_INFO_TYPE', |
| 70 'V8.SizeOf_DECLARED_ACCESSOR_DESCRIPTOR_TYPE', |
| 71 'V8.SizeOf_DECLARED_ACCESSOR_INFO_TYPE', |
| 72 'V8.SizeOf_EXECUTABLE_ACCESSOR_INFO_TYPE', |
| 73 'V8.SizeOf_EXTERNAL_ASCII_INTERNALIZED_STRING_TYPE', |
| 74 'V8.SizeOf_EXTERNAL_ASCII_STRING_TYPE', |
| 75 'V8.SizeOf_EXTERNAL_BYTE_ARRAY_TYPE', |
| 76 'V8.SizeOf_EXTERNAL_DOUBLE_ARRAY_TYPE', |
| 77 'V8.SizeOf_EXTERNAL_FLOAT_ARRAY_TYPE', |
| 78 'V8.SizeOf_EXTERNAL_INTERNALIZED_STRING_TYPE', |
| 79 'V8.SizeOf_EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE', |
| 80 'V8.SizeOf_EXTERNAL_INT_ARRAY_TYPE', |
| 81 'V8.SizeOf_EXTERNAL_PIXEL_ARRAY_TYPE', |
| 82 'V8.SizeOf_EXTERNAL_SHORT_ARRAY_TYPE', |
| 83 'V8.SizeOf_EXTERNAL_STRING_TYPE', |
| 84 'V8.SizeOf_EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE', |
| 85 'V8.SizeOf_EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE', |
| 86 'V8.SizeOf_EXTERNAL_UNSIGNED_INT_ARRAY_TYPE', |
| 87 'V8.SizeOf_EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE', |
| 88 'V8.SizeOf_FILLER_TYPE', |
| 89 'V8.SizeOf_FIXED_ARRAY-DESCRIPTOR_ARRAY_SUB_TYPE', |
| 90 'V8.SizeOf_FIXED_ARRAY-DICTIONARY_ELEMENTS_SUB_TYPE', |
| 91 'V8.SizeOf_FIXED_ARRAY-DICTIONARY_PROPERTIES_SUB_TYPE', |
| 92 'V8.SizeOf_FIXED_ARRAY-FAST_ELEMENTS_SUB_TYPE', |
| 93 'V8.SizeOf_FIXED_ARRAY-FAST_PROPERTIES_SUB_TYPE', |
| 94 'V8.SizeOf_FIXED_ARRAY-MAP_CODE_CACHE_SUB_TYPE', |
| 95 'V8.SizeOf_FIXED_ARRAY-SCOPE_INFO_SUB_TYPE', |
| 96 'V8.SizeOf_FIXED_ARRAY-STRING_TABLE_SUB_TYPE', |
| 97 'V8.SizeOf_FIXED_ARRAY-TRANSITION_ARRAY_SUB_TYPE', |
| 98 'V8.SizeOf_FIXED_ARRAY_TYPE', |
| 99 'V8.SizeOf_FIXED_DOUBLE_ARRAY_TYPE', |
| 100 'V8.SizeOf_FOREIGN_TYPE', |
| 101 'V8.SizeOf_FREE_SPACE_TYPE', |
| 102 'V8.SizeOf_FUNCTION_TEMPLATE_INFO_TYPE', |
| 103 'V8.SizeOf_HEAP_NUMBER_TYPE', |
| 104 'V8.SizeOf_INTERCEPTOR_INFO_TYPE', |
| 105 'V8.SizeOf_INTERNALIZED_STRING_TYPE', |
| 106 'V8.SizeOf_JS_ARRAY_BUFFER_TYPE', |
| 107 'V8.SizeOf_JS_ARRAY_TYPE', |
| 108 'V8.SizeOf_JS_BUILTINS_OBJECT_TYPE', |
| 109 'V8.SizeOf_JS_CONTEXT_EXTENSION_OBJECT_TYPE', |
| 110 'V8.SizeOf_JS_DATA_VIEW_TYPE', |
| 111 'V8.SizeOf_JS_DATE_TYPE', |
| 112 'V8.SizeOf_JS_FUNCTION_PROXY_TYPE', |
| 113 'V8.SizeOf_JS_FUNCTION_TYPE', |
| 114 'V8.SizeOf_JS_GENERATOR_OBJECT_TYPE', |
| 115 'V8.SizeOf_JS_GLOBAL_OBJECT_TYPE', |
| 116 'V8.SizeOf_JS_GLOBAL_PROXY_TYPE', |
| 117 'V8.SizeOf_JS_MAP_TYPE', |
| 118 'V8.SizeOf_JS_MESSAGE_OBJECT_TYPE', |
| 119 'V8.SizeOf_JS_MODULE_TYPE', |
| 120 'V8.SizeOf_JS_OBJECT_TYPE', |
| 121 'V8.SizeOf_JS_PROXY_TYPE', |
| 122 'V8.SizeOf_JS_REGEXP_TYPE', |
| 123 'V8.SizeOf_JS_SET_TYPE', |
| 124 'V8.SizeOf_JS_TYPED_ARRAY_TYPE', |
| 125 'V8.SizeOf_JS_VALUE_TYPE', |
| 126 'V8.SizeOf_JS_WEAK_MAP_TYPE', |
| 127 'V8.SizeOf_JS_WEAK_SET_TYPE', |
| 128 'V8.SizeOf_MAP_TYPE', |
| 129 'V8.SizeOf_OBJECT_TEMPLATE_INFO_TYPE', |
| 130 'V8.SizeOf_ODDBALL_TYPE', |
| 131 'V8.SizeOf_POLYMORPHIC_CODE_CACHE_TYPE', |
| 132 'V8.SizeOf_PROPERTY_CELL_TYPE', |
| 133 'V8.SizeOf_SCRIPT_TYPE', |
| 134 'V8.SizeOf_SHARED_FUNCTION_INFO_TYPE', |
| 135 'V8.SizeOf_SHORT_EXTERNAL_ASCII_INTERNALIZED_STRING_TYPE', |
| 136 'V8.SizeOf_SHORT_EXTERNAL_ASCII_STRING_TYPE', |
| 137 'V8.SizeOf_SHORT_EXTERNAL_INTERNALIZED_STRING_TYPE', |
| 138 'V8.SizeOf_SHORT_EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE', |
| 139 'V8.SizeOf_SHORT_EXTERNAL_STRING_TYPE', |
| 140 'V8.SizeOf_SHORT_EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE', |
| 141 'V8.SizeOf_SIGNATURE_INFO_TYPE', |
| 142 'V8.SizeOf_SLICED_ASCII_STRING_TYPE', |
| 143 'V8.SizeOf_SLICED_STRING_TYPE', |
| 144 'V8.SizeOf_STRING_TYPE', |
| 145 'V8.SizeOf_SYMBOL_TYPE', |
| 146 'V8.SizeOf_TYPE_FEEDBACK_INFO_TYPE', |
| 147 'V8.SizeOf_TYPE_SWITCH_INFO_TYPE' |
| 148 ] |
| 149 |
| 150 class V8ObjectStatsMetric(Metric): |
| 151 """V8ObjectStatsMetric gathers statistics on the size of types in the V8 heap. |
| 152 |
| 153 It does this by enabling the --track_gc_object_stats flag on V8 and reading |
| 154 these statistics from the StatsTableMetric. |
| 155 """ |
| 156 |
| 157 def __init__(self): |
| 158 super(V8ObjectStatsMetric, self).__init__() |
| 159 self._results = None |
| 160 |
| 161 @classmethod |
| 162 def CustomizeBrowserOptions(cls, options): |
| 163 options.AppendExtraBrowserArg('--enable-stats-table') |
| 164 options.AppendExtraBrowserArg('--enable-benchmarking') |
| 165 options.AppendExtraBrowserArg( |
| 166 '--js-flags=--track_gc_object_stats --expose_gc') |
| 167 |
| 168 def Start(self, page, tab): |
| 169 """Do Nothing.""" |
| 170 pass |
| 171 |
| 172 def Stop(self, page, tab): |
| 173 """Get the values in the stats table after the page is loaded.""" |
| 174 self._results = tab.EvaluateJavaScript(""" |
| 175 (function(counters) { |
| 176 var results = {}; |
| 177 if (!window.chrome || !window.chrome.benchmarking) |
| 178 return results; |
| 179 window.gc(); // Trigger GC to ensure stats are checkpointed. |
| 180 for (var i = 0; i < counters.length; i++) |
| 181 results[counters[i]] = chrome.benchmarking.counterForRenderer(counters[i]); |
| 182 return results; |
| 183 })(%s); |
| 184 """ % json.dumps(_COUNTER_NAMES)) |
| 185 if not self._results: |
| 186 logging.warning('No V8 object stats from website: ' + page.display_url) |
| 187 |
| 188 def AddResults(self, tab, results): |
| 189 """Add results for this page to the results object.""" |
| 190 assert self._results != None, 'Must call Stop() first' |
| 191 for counter_name in self._results: |
| 192 results.Add(counter_name, 'kb', self._results[counter_name] / 1024.0) |
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Chromium Code Reviews
Issue 23112028:
[Telemetry] Add support for capturing V8 object stats to Telemetry. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@stats_table_android