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April 3, 2025 19:32
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old heapallocsite profiler output excerpt
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| ================================= PARTITION malloc ================================= | |
| 12329 allocs 3407376 bytes 0x8000562dd37d9a3e = '../../third_party/blink/renderer/core/layout/ng/ng_physical_box_fragment.cc':FastMalloc INLINED FROM FastMalloc INLINED FROM '../../third_party/blink/renderer/core/layout/ng/ng_physical_box_fragment.cc':Create | |
| 17926 allocs 2007712 bytes typeunit:blink::ComputedStyle | |
| 0x000 0x060 <inheritance> typeunit:blink::ComputedStyleBase | |
| 0x000 0x008 inherited_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleInheritedData> | |
| 0x000 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleInheritedData> | |
| 0x000 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 7130 80 ff 56 01 1e 3e 00 00 | |
| #### 3534 40 ff 56 01 1e 3e 00 00 | |
| #### 1905 c0 82 48 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 7130 80 ff 56 01 1e 3e 00 00 | |
| #### 3534 40 ff 56 01 1e 3e 00 00 | |
| #### 1905 c0 82 48 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 7130 80 ff 56 01 1e 3e 00 00 | |
| #### 3534 40 ff 56 01 1e 3e 00 00 | |
| #### 1905 c0 82 48 01 1e 3e 00 00 | |
| 0x008 0x008 rare_inherited_usage_less_than_64_percent_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleRareInheritedUsageLessThan64PercentData> | |
| 0x008 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleRareInheritedUsageLessThan64PercentData> | |
| 0x008 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 7120 c0 49 a5 01 1e 3e 00 00 | |
| #### 6126 00 52 a5 01 1e 3e 00 00 | |
| #### 2200 40 d9 09 00 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 7120 c0 49 a5 01 1e 3e 00 00 | |
| #### 6126 00 52 a5 01 1e 3e 00 00 | |
| #### 2200 40 d9 09 00 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 7120 c0 49 a5 01 1e 3e 00 00 | |
| #### 6126 00 52 a5 01 1e 3e 00 00 | |
| #### 2200 40 d9 09 00 1e 3e 00 00 | |
| 0x010 0x008 visual_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleVisualData> | |
| 0x010 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleVisualData> | |
| 0x010 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 17916 50 a0 87 00 1e 3e 00 00 | |
| #### 6 b0 b2 87 00 1e 3e 00 00 | |
| #### 2 c0 c8 50 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 17916 50 a0 87 00 1e 3e 00 00 | |
| #### 6 b0 b2 87 00 1e 3e 00 00 | |
| #### 2 c0 c8 50 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 17916 50 a0 87 00 1e 3e 00 00 | |
| #### 6 b0 b2 87 00 1e 3e 00 00 | |
| #### 2 c0 c8 50 01 1e 3e 00 00 | |
| 0x018 0x008 rare_non_inherited_usage_less_than_14_percent_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleRareNonInheritedUsageLessThan14PercentData> | |
| 0x018 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleRareNonInheritedUsageLessThan14PercentData> | |
| 0x018 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 7361 70 b0 0a 00 1e 3e 00 00 | |
| #### 239 c0 9c 47 01 1e 3e 00 00 | |
| #### 235 10 d6 47 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 7361 70 b0 0a 00 1e 3e 00 00 | |
| #### 239 c0 9c 47 01 1e 3e 00 00 | |
| #### 235 10 d6 47 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 7361 70 b0 0a 00 1e 3e 00 00 | |
| #### 239 c0 9c 47 01 1e 3e 00 00 | |
| #### 235 10 d6 47 01 1e 3e 00 00 | |
| 0x020 0x008 svg_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleSVGData> | |
| 0x020 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleSVGData> | |
| 0x020 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 14691 a0 5c 09 00 1e 3e 00 00 | |
| #### 8 20 d5 92 00 1e 3e 00 00 | |
| #### 6 f0 c1 5a 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 14691 a0 5c 09 00 1e 3e 00 00 | |
| #### 8 20 d5 92 00 1e 3e 00 00 | |
| #### 6 f0 c1 5a 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 14691 a0 5c 09 00 1e 3e 00 00 | |
| #### 8 20 d5 92 00 1e 3e 00 00 | |
| #### 6 f0 c1 5a 01 1e 3e 00 00 | |
| 0x028 0x008 box_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleBoxData> | |
| 0x028 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleBoxData> | |
| 0x028 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 3546 50 c0 1a 02 1e 3e 00 00 | |
| #### 3535 f0 51 a6 01 1e 3e 00 00 | |
| #### 3534 50 4f a6 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 3546 50 c0 1a 02 1e 3e 00 00 | |
| #### 3535 f0 51 a6 01 1e 3e 00 00 | |
| #### 3534 50 4f a6 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 3546 50 c0 1a 02 1e 3e 00 00 | |
| #### 3535 f0 51 a6 01 1e 3e 00 00 | |
| #### 3534 50 4f a6 01 1e 3e 00 00 | |
| 0x030 0x008 background_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleBackgroundData> | |
| 0x030 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleBackgroundData> | |
| 0x030 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 17258 40 5d 09 00 1e 3e 00 00 | |
| #### 239 c0 a1 9e 00 1e 3e 00 00 | |
| #### 235 f0 a8 9e 00 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 17258 40 5d 09 00 1e 3e 00 00 | |
| #### 239 c0 a1 9e 00 1e 3e 00 00 | |
| #### 235 f0 a8 9e 00 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 17258 40 5d 09 00 1e 3e 00 00 | |
| #### 239 c0 a1 9e 00 1e 3e 00 00 | |
| #### 235 f0 a8 9e 00 1e 3e 00 00 | |
| 0x038 0x008 surround_data_ typeunit:blink::DataRef<blink::ComputedStyleBase::StyleSurroundData> | |
| 0x038 0x008 data_ typeunit:scoped_refptr<blink::ComputedStyleBase::StyleSurroundData> | |
| 0x038 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 3546 00 ba 1b 02 1e 3e 00 00 | |
| #### 3535 00 1f a6 01 1e 3e 00 00 | |
| #### 3534 00 1d a6 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 3546 00 ba 1b 02 1e 3e 00 00 | |
| #### 3535 00 1f a6 01 1e 3e 00 00 | |
| #### 3534 00 1d a6 01 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 3546 00 ba 1b 02 1e 3e 00 00 | |
| #### 3535 00 1f a6 01 1e 3e 00 00 | |
| #### 3534 00 1d a6 01 1e 3e 00 00 | |
| 0x040 0x008 base_data_ typeunit:scoped_refptr<blink::StyleBaseData> | |
| 0x040 0x008 ptr_ typeunit:<unnamed> | |
| #### TOP VALUES: | |
| #### 17893 00 00 00 00 00 00 00 00 | |
| #### 5 e0 c1 9c 00 1e 3e 00 00 | |
| #### 3 40 29 8c 00 1e 3e 00 00 | |
| #### TOP VALUES: | |
| #### 17893 00 00 00 00 00 00 00 00 | |
| #### 5 e0 c1 9c 00 1e 3e 00 00 | |
| #### 3 40 29 8c 00 1e 3e 00 00 | |
| 0x048 0x004 pseudo_bits_ typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 6129 80 20 10 00 | |
| #### 3695 80 00 29 80 | |
| #### 3571 80 00 11 00 | |
| 0x048 0x004 white_space_ typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 6129 80 20 10 00 | |
| #### 3695 80 00 29 80 | |
| #### 3571 80 00 11 00 | |
| 0x048 0x004 cursor_ typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 6129 80 20 10 00 | |
| #### 3695 80 00 29 80 | |
| #### 3571 80 00 11 00 | |
| 0x048 0x004 style_type_ typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 6129 80 20 10 00 | |
| #### 3695 80 00 29 80 | |
| #### 3571 80 00 11 00 | |
| 0x048 0x004 affected_by_active_ typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 6129 80 20 10 00 | |
| #### 3695 80 00 29 80 | |
| #### 3571 80 00 11 00 | |
| [...] | |
| 10844 allocs 977776 bytes typeunit:blink::HarfBuzzRunGlyphData | |
| 0x000 0x004 glyph typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 4289 03 00 00 80 | |
| #### 1150 14 00 00 80 | |
| #### 1113 15 00 00 80 | |
| 0x000 0x004 character_index typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 4289 03 00 00 80 | |
| #### 1150 14 00 00 80 | |
| #### 1113 15 00 00 80 | |
| 0x000 0x004 safe_to_break_before typeunit:unsigned int | |
| #### TOP VALUES: | |
| #### 4289 03 00 00 80 | |
| #### 1150 14 00 00 80 | |
| #### 1113 15 00 00 80 | |
| 0x004 0x004 advance typeunit:float | |
| #### TOP VALUES: | |
| #### 8538 00 74 fa 40 | |
| #### 2013 00 74 7a 41 | |
| #### 26 9a 01 38 41 | |
| #### TOP VALUES: | |
| #### 2150 03 00 00 80 00 74 fa 40 | |
| #### 2013 03 00 00 80 00 74 7a 41 | |
| #### 1145 14 00 00 80 00 74 fa 40 | |
| [...] |
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