| ******************************************************************************** |
| Entering interactive Python shell. Quick reference: |
| |
| SizeInfo: ContainerForName, build_config, containers, metadata_legacy, native_symbols, pak_symbols, raw_symbols, section_sizes, size_path, symbols |
| Symbol: FlagsString, IsBss, IsDelta, IsDex, IsGeneratedByToolchain, IsGroup, IsNameUnique, IsNative, IsOther, IsOverhead, IsPak, IsStringLiteral, IterLeafSymbols, SetName, address, aliases, component, container, container_name, container_short_name, disassembly, end_address, flags, full_name, generated_source, is_anonymous, name, num_aliases, object_path, padding, padding_pss, pss, pss_without_padding, section, section_name, size, size_without_padding, source_path, template_name |
| |
| SymbolGroup (extends Symbol): CountUniqueSymbols, Filter, GroupedBy, GroupedByAliases, GroupedByComponent, GroupedByContainer, GroupedByContainerAndSectionName, GroupedByFullName, GroupedByName, GroupedByPath, GroupedBySectionName, Inverted, IterUniqueSymbols, Sorted, SortedByAddress, SortedByCount, SortedByName, WhereAddressInRange, WhereComponentMatches, WhereFullNameMatches, WhereGeneratedByToolchain, WhereHasAnyAttribution, WhereHasComponent, WhereHasFlag, WhereHasPath, WhereInContainer, WhereInSection, WhereIsDex, WhereIsGroup, WhereIsNative, WhereIsOnDemand, WhereIsPak, WhereIsPlaceholder, WhereIsTemplate, WhereMatches, WhereNameMatches, WhereObjectPathMatches, WherePathMatches, WherePssBiggerThan, WhereSizeBiggerThan, WhereSourceIsGenerated, WhereSourcePathMatches, WhereTemplateNameMatches, index, is_default_sorted |
| |
| DeltaSizeInfo: ContainerForName, after, before, build_config, containers, native_symbols, pak_symbols, raw_symbols, section_sizes, symbols |
| DeltaSymbol (extends Symbol): after_symbol, before_symbol, diff_status |
| DeltaSymbolGroup (extends SymbolGroup): CountsByDiffStatus, WhereDiffStatusIs, diff_status |
| |
| canned_queries: CategorizeByChromeComponent, CategorizeGenerated, LargeFiles, PakByPath, StaticInitializers, TemplatesByName |
| |
| Functions: CheckDataQuality(), Csv(), Diff(), Disassemble(), ExpandRegex(), Print(), ReadStringLiterals(), ReplaceWithRelocations(), SaveDeltaSizeInfo(), SaveSizeInfo(), ShowExamples(), SizeStats() |
| Variables: |
| printed: List of objects passed to Print(). |
| size_info: Loaded from {redacted} |
| ******************************************************************************** |
| # Show pydoc for main types: |
| import models |
| help(models) |
| |
| # Show all attributes of all symbols & per-section totals: |
| Print(size_info, verbose=True) |
| |
| # Dump section info and all symbols in CSV format: |
| Csv(size_info) |
| |
| # Print sorted list of all string literals: |
| Print(sorted(x[1] for x in ReadStringLiterals())) |
| |
| # Show two levels of .text, grouped by first two subdirectories |
| text_syms = size_info.symbols.WhereInSection("t") |
| by_path = text_syms.GroupedByPath(depth=2) |
| Print(by_path.WherePssBiggerThan(1024)) |
| |
| # Show all generated symbols, then show only non-vtable ones |
| Print(size_info.symbols.WhereGeneratedByToolchain()) |
| Print(printed[-1].WhereNameMatches(r"vtable").Inverted().Sorted()) |
| |
| # Show all symbols that have "print" in their name or path, except |
| # those within components/. |
| # Note: Could have also used Inverted(), as above. |
| # Note: Use "help(ExpandRegex)" for more about what {{_print_}} does. |
| print_syms = size_info.symbols.WhereMatches(r"{{_print_}}") |
| Print(print_syms - print_syms.WherePathMatches(r"^components/")) |
| |
| # Diff two .size files and save result to a file: |
| Print(Diff(size_info1, size_info2), to_file="output.txt") |
| |
| # Save a .size containing only the filtered symbols |
| filtered_symbols = size_info.raw_symbols.Filter(lambda l: l.IsPak()) |
| SaveSizeInfo(filtered_symbols, size_info, to_file="oneoff_paks.size") |
| |
| # View per-component breakdowns, then drill into the last entry. |
| c = canned_queries.CategorizeByChromeComponent() |
| Print(c) |
| Print(c[-1].GroupedByPath(depth=2).Sorted()) |
| |
| # For even more inspiration, look at canned_queries.py |
| # (and feel free to add your own!). |
| 0: (.rodata@266e600(size_without_padding=5,padding=0,full_name="Str1",object_path=base/base/page_allocator.o,source_path=base/page_allocator.cc,flags={},num_aliases=2,component=Blink>Internal), b'Str1\x00') |
| 1: (.rodata@266e605(size_without_padding=16,padding=0,full_name="String literal2",object_path=third_party/icu/icuuc/ucnv_ext.o,source_path=third_party/icu/ucnv_ext.c,flags={gen},num_aliases=1,component=Internal>Android), b'String literal2\x00') |
| Metadata: |
| elf_algorithm=linker_map |
| elf_arch=arm |
| elf_build_id=WhatAnAmazingBuildId |
| elf_file_name=elf |
| elf_mtime={redacted} |
| elf_relocations_count=394087 |
| git_revision=abc123 |
| gn_args=var1=true var2="foo" |
| map_file_name=../../../test.map |
| out_directory=out/Release |
| |
| Section Sizes (Total=128.0mb (134218045 bytes)): |
| .bss: 1.24mb (1300456 bytes) (not included in totals) |
| .data: 99.4kb (101768 bytes) (0.1%) |
| .data.rel.ro: 1.02mb (1065224 bytes) (0.8%) |
| .data.rel.ro.local: 771kb (790024 bytes) (0.6%) |
| .other: 86.2mb (90351129 bytes) (67.3%) |
| .rel.dyn: 2.53mb (2655384 bytes) (2.0%) (counted in .other) |
| .rodata: 5.65mb (5927652 bytes) (4.4%) |
| .strtab: 33.2mb (34841854 bytes) (26.0%) (counted in .other) |
| .symtab: 16.4mb (17166112 bytes) (12.8%) (counted in .other) |
| .text: 34.3mb (35982248 bytes) (26.8%) |
| |
| Showing 78 symbols (71 unique) with total pss: 134218029 bytes |
| Histogram of symbols based on PSS: |
| [2,4): 7 [32,64): 10 [512,1024): 1 [32768,65536): 1 [524288,1048576): 2 [33554432,67108864): 3 |
| [4,8): 6 [64,128): 2 [2048,4096): 4 [65536,131072): 2 [1048576,2097152): 3 |
| [8,16): 5 [128,256): 2 [4096,8192): 2 [131072,262144): 3 [2097152,4194304): 2 |
| [16,32): 17 [256,512): 3 [8192,16384): 1 [262144,524288): 1 [16777216,33554432): 1 |
| Sizes: .text=34.3mb .rodata=5.65mb .data.rel.ro=1.02mb .data=99.4kb .bss=512kb .other=86.2mb total=128.0mb |
| Counts: .text=23 .rodata=12 .data.rel.ro=4 .data=6 .bss=6 .other=23 |
| Number of unique paths: 10 |
| |
| Section Legend: t=.text, r=.rodata, R=.data.rel.ro, d=.data, b=.bss, o=.other |
| Index | Running Total | Section@Address | PSS | Path |
| ------------------------------------------------------------ |
| 0) 16 (0.0%) t@0x28d900 16 base/page_allocator.cc |
| _GLOBAL__sub_I_page_allocator.cc |
| 1) 44 (0.0%) t@0x28d910 28 (size=56) $SYSTEM/path.a/foo.o |
| _GLOBAL__sub_I_bbr_sender.cc (num_aliases=2) |
| 2) 72 (0.0%) t@0x28d910 28 (size=56) base/page_allocator.cc |
| _GLOBAL__sub_I_bbr_sender.cc (num_aliases=2) |
| 3) 100 (0.0%) t@0x28d948 28 base/page_allocator.cc |
| _GLOBAL__sub_I_pacing_sender.cc |
| 4) 138 (0.0%) t@0x28d964 38 base/page_allocator.cc |
| extFromUUseMapping |
| 5) 170 (0.0%) t@0x28d98a 32 base/page_allocator.cc |
| extFromUUseMapping |
| 6) 9928 (0.0%) t@Group 9758 {no path} |
| ** symbol gaps (count=2) |
| 7) 10376 (0.0%) t@0x28f000 448 $root_gen_dir/third_party/icu/ucnv_ext.c |
| ucnv_extMatchFromU |
| 8) 10404 (0.0%) t@0x28f1c8 28 $root_gen_dir/third_party/icu/ucnv_ext.c |
| _GLOBAL__sub_I_SkDeviceProfile.cpp |
| 9) 79528 (0.1%) t@0x28f1e0 69124 $root_gen_dir/third_party/icu/ucnv_ext.c |
| foo_bar |
| 10) 79552 (0.1%) t@0x2a0000 24 (size=48) $root_gen_dir/third_party/icu/ucnv_ext.c |
| BazAlias (num_aliases=2) |
| 11) 79576 (0.1%) t@0x2a0000 24 (size=48) {no path} |
| blink::ContiguousContainerBase::shrinkToFit (num_aliases=2) |
| 12) 79579 (0.1%) t@0x2a0010 3 (size=12) third_party/fft_float.cc |
| BarAlias (num_aliases=4) |
| 13) 79582 (0.1%) t@0x2a0010 3 (size=12) third_party/fft_float.cc |
| FooAlias (num_aliases=4) |
| 14) 79585 (0.1%) t@0x2a0010 3 (size=12) $root_gen_dir/third_party/icu/ucnv_ext.c |
| blink::ContiguousContainerBase::shrinkToFit (num_aliases=4) |
| 15) 79588 (0.1%) t@0x2a0010 3 (size=12) third_party/paint.cc |
| blink::ContiguousContainerBase::shrinkToFit (num_aliases=4) |
| 16) 79616 (0.1%) t@0x2a0020 28 third_party/container/container.c |
| blink::ContiguousContainerBase::ContiguousContainerBase |
| 17) 79710 (0.1%) t@0x2a1000 94 third_party/container/container.c |
| blink::PaintChunker::releasePaintChunks |
| 18) 83744 (0.1%) t@0x2a2000 4034 third_party/container/container.c |
| ** outlined function |
| 19) 83768 (0.1%) t@0x2a2020 24 (size=48) {no path} |
| aliasedWithOutlinedFunction (num_aliases=2) |
| 20) 83792 (0.1%) t@0x2a2020 24 (size=48) {no path} |
| ** outlined function * 2 (num_aliases=2) |
| 21) 35982248 (26.8%) t@0x2a2050 35898456 {no path} |
| ** .text (unattributed) |
| 22) 35982250 (26.8%) r@0x266e600 2.5 (size=5) base/page_allocator.cc |
| "Str1" (num_aliases=2) |
| 23) 35982253 (26.8%) r@0x266e600 2.5 (size=5) $root_gen_dir/third_party/icu/ucnv_ext.c |
| "Str1" (num_aliases=2) |
| 24) 35982269 (26.8%) r@0x266e605 16 $root_gen_dir/third_party/icu/ucnv_ext.c |
| "String literal2" |
| 25) 35982312 (26.8%) r@0x266e630 43 {no path} |
| ** merge strings |
| 26) 37947657 (28.3%) r@0x284d600 1965345 {no path} |
| ** merge constants |
| 27) 37947660 (28.3%) r@0x284e364 3 {no path} |
| ** symbol gap 0 |
| 28) 37947668 (28.3%) r@0x284e364 8 base/page_allocator.cc |
| 29) 37947712 (28.3%) r@0x284e370 44 base/page_allocator.cc |
| Name |
| 30) 37947744 (28.3%) r@0x284e398 32 third_party/container/container.c |
| chrome::mojom::FilePatcher::Name_ |
| 31) 38623784 (28.8%) r@0x28f3450 676040 third_party/paint.cc |
| kAnimationFrameTimeHistogramClassPath |
| 32) 38623788 (28.8%) r@0x28f3480 4 third_party/paint.cc |
| blink::CSSValueKeywordsHash::findValueImpl::value_word_list |
| 33) 41909884 (31.2%) r@0x28f3484 3286096 {no path} |
| ** .rodata (unattributed) |
| 34) 41909940 (31.2%) R@0x2c176f0 56 $root_gen_dir/third_party/icu/ucnv_ext.c |
| ChromeMainDelegate [vtable] |
| 35) 41909964 (31.2%) R@0x2c17728 24 $root_gen_dir/third_party/icu/ucnv_ext.c |
| chrome::mojom::FieldTrialRecorder [vtable] |
| 36) 42699868 (31.8%) R@0x2c17740 789904 third_party/container/container.c |
| chrome::mojom::FieldTrialRecorderProxy [vtable] |
| 37) 42699900 (31.8%) R@0x2cd84e0 32 third_party/gvr-android-sdk/libgvr_shim_static_arm.a/libcontroller_api_impl.a_controller_api_impl.o |
| .Lswitch.table.45 |
| 38) 42699908 (31.8%) R@0x2cd84f0 8 third_party/gvr-android-sdk/libgvr_shim_static_arm.a/libport_android_jni.a_jni_utils.o |
| kSystemClassPrefixes |
| 39) 42699964 (31.8%) R@0x2cd8500 56 third_party/paint.cc |
| ChromeMainDelegateAndroid [vtable] |
| 40) 42699988 (31.8%) R@0x2cd8538 24 base/page_allocator.cc |
| mojo::MessageReceiver [vtable] |
| 41) 42700000 (31.8%) R@0x2cd8550 12 base/page_allocator.cc |
| kMethodsAnimationFrameTimeHistogram |
| 42) 43765132 (32.6%) R@0x2cd855c 1065132 {no path} |
| ** .data.rel.ro (unattributed) |
| 43) 43765136 (32.6%) d@0x2de7000 4 base/page_allocator.cc |
| google::protobuf::internal::pLinuxKernelCmpxchg |
| 44) 43765140 (32.6%) d@0x2de7004 4 third_party/container/container.c |
| google::protobuf::internal::pLinuxKernelMemoryBarrier |
| 45) 43765292 (32.6%) d@0x2de7008 152 third_party/container/container.c |
| base::android::kBaseRegisteredMethods |
| 46) 43765296 (32.6%) d@0x2de70a0 4 third_party/container/container.c |
| base::android::g_renderer_histogram_code |
| 47) 43765300 (32.6%) d@0x2de70a4 4 third_party/container/container.c |
| base::android::g_library_version_number |
| 48) 43866900 (32.7%) d@0x2de70a8 101600 {no path} |
| ** .data (unattributed) |
| 49) 43866900 (32.7%) b@0x0 262144 third_party/fft_float.cc |
| ff_cos_131072 |
| 50) 43866900 (32.7%) b@0x0 131072 third_party/fft_fixed.cc |
| ff_cos_131072_fixed |
| 51) 43866900 (32.7%) b@0x0 131072 third_party/fft_float.cc |
| ff_cos_65536 |
| 52) 43866900 (32.7%) b@0x2dffda0 28 $root_gen_dir/third_party/icu/ucnv_ext.c |
| g_chrome_content_browser_client |
| 53) 43866900 (32.7%) b@0x2dffe80 200 $root_gen_dir/third_party/icu/ucnv_ext.c |
| SaveHistogram::atomic_histogram_pointer |
| 54) 43866900 (32.7%) b@0x2dffe84 4 $root_gen_dir/third_party/icu/ucnv_ext.c |
| g_AnimationFrameTimeHistogram_clazz |
| 55) 43866960 (32.7%) o@0x0 60 {no path} |
| ** ELF Section: .ARM.attributes |
| 56) 45403416 (33.8%) o@0x0 1536456 {no path} |
| ** ELF Section: .ARM.exidx |
| 57) 45587048 (34.0%) o@0x0 183632 {no path} |
| ** ELF Section: .ARM.extab |
| 58) 45587352 (34.0%) o@0x0 304 {no path} |
| ** ELF Section: .dynamic |
| 59) 45591377 (34.0%) o@0x0 4025 {no path} |
| ** ELF Section: .dynstr |
| 60) 45597873 (34.0%) o@0x0 6496 {no path} |
| ** ELF Section: .dynsym |
| 61) 45597881 (34.0%) o@0x0 8 {no path} |
| ** ELF Section: .fini_array |
| 62) 45598693 (34.0%) o@0x0 812 {no path} |
| ** ELF Section: .gnu.version |
| 63) 45598721 (34.0%) o@0x0 28 {no path} |
| ** ELF Section: .gnu.version_d |
| 64) 45598817 (34.0%) o@0x0 96 {no path} |
| ** ELF Section: .gnu.version_r |
| 65) 45641773 (34.0%) o@0x0 42956 {no path} |
| ** ELF Section: .got |
| 66) 45644457 (34.0%) o@0x0 2684 {no path} |
| ** ELF Section: .hash |
| 67) 45644465 (34.0%) o@0x0 8 {no path} |
| ** ELF Section: .init_array |
| 68) 45644484 (34.0%) o@0x0 19 {no path} |
| ** ELF Section: .interp |
| 69) 45644520 (34.0%) o@0x0 36 {no path} |
| ** ELF Section: .note.gnu.build-id |
| 70) 45644548 (34.0%) o@0x0 28 {no path} |
| ** ELF Section: .note.gnu.gold-version |
| 71) 45648792 (34.0%) o@0x0 4244 {no path} |
| ** ELF Section: .plt |
| 72) 48304176 (36.0%) o@0x0 2655384 {no path} |
| ** ELF Section: .rel.dyn |
| 73) 48306992 (36.0%) o@0x0 2816 {no path} |
| ** ELF Section: .rel.plt |
| 74) 48307428 (36.0%) o@0x0 436 {no path} |
| ** ELF Section: .shstrtab |
| 75) 83149282 (62.0%) o@0x0 34841854 {no path} |
| ** ELF Section: .strtab |
| 76) 100315394 (74.7%) o@0x0 17166112 {no path} |
| ** ELF Section: .symtab |
| 77) 134218029 (100.0%) o@0x0 33902635 {no path} |
| Overhead: ELF file |
