www.youtube.com - see bug description

[webcompat-bot]

URL: https://www.youtube.com/

Browser / Version: Firefox 58.0
Operating System: Windows 10
Tested Another Browser: Yes

Problem type: Something else
Description: High Cpu Usage on loading any youtube page
Steps to Reproduce:

layout.css.servo.enabled: true

Informações básicas sobre o aplicativo

Nome: Firefox
Versão: 58.0a1
ID da compilação: 20171107122447
Canal de atualização: nightly
User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:58.0) Gecko/20100101 Firefox/58.0
OS: Windows_NT 10.0
Janelas multiprocesso: 1/1 (Habilitado por padrão)
Processos de conteúdo Web: 5/4
Stylo: content = true (habilitado por padrão), chrome = false (desabilitado por padrão)
Chave do Google: Encontrado
Chave do serviço de localização da Mozilla: Encontrado
Modo de segurança: false

Relatórios de travamentos dos últimos 3 dias

ID do relatório: bp-c0addaa5-82fe-4c20-ab0c-270db0171106
Envio: Há 18 horas

Todos os relatórios de travamentos

Funcionalidades do Nightly

Nome: Activity Stream
Versão: 2017.11.03.1438-bf427ddd
ID: activity-stream@mozilla.org

Nome: Application Update Service Helper
Versão: 2.0
ID: aushelper@mozilla.org

Nome: Firefox Screenshots
Versão: 19.2.0
ID: screenshots@mozilla.org

Nome: FlyWeb
Versão: 1.0.0
ID: flyweb@mozilla.org

Nome: Follow-on Search Telemetry
Versão: 0.9.6
ID: followonsearch@mozilla.com

Nome: Form Autofill
Versão: 1.0
ID: formautofill@mozilla.org

Nome: Photon onboarding
Versão: 1.0
ID: onboarding@mozilla.org

Nome: Pocket
Versão: 1.0.5
ID: firefox@getpocket.com

Nome: Presentation
Versão: 1.0.0
ID: presentation@mozilla.org

Nome: Shield Recipe Client
Versão: 76.1
ID: shield-recipe-client@mozilla.org

Nome: Web Compat
Versão: 1.1
ID: webcompat@mozilla.org

Nome: WebCompat Reporter
Versão: 1.0.0
ID: webcompat-reporter@mozilla.org

Extensões

Nome: Cookie AutoDelete
Versão: 2.0.1
Habilitado: true
ID: CookieAutoDelete@kennydo.com

Nome: Decentraleyes
Versão: 2.0.0beta3
Habilitado: true
ID: jid1-BoFifL9Vbdl2zQ@jetpack

Nome: Enhancer for YouTube™
Versão: 2.0.49
Habilitado: true
ID: enhancerforyoutube@maximerf.addons.mozilla.org

Nome: HTTPS Everywhere
Versão: 2017.10.30
Habilitado: true
ID: https-everywhere@eff.org

Nome: Multi-Account Containers
Versão: 4.0.3
Habilitado: true
ID: @testpilot-containers

Nome: Request Control
Versão: 1.8.2
Habilitado: true
ID: {1b1e6108-2d88-4f0f-a338-01f9dbcccd6f}

Nome: uBlock Origin
Versão: 1.14.16
Habilitado: true
ID: uBlock0@raymondhill.net

Nome: uMatrix
Versão: 1.0.1rc4
Habilitado: true
ID: uMatrix@raymondhill.net

Nome: ADB Helper
Versão: 0.11.2
Habilitado: false
ID: adbhelper@mozilla.org

Nome: CanvasBlocker
Versão: 0.4.0.2
Habilitado: false
ID: CanvasBlocker@kkapsner.de

Nome: Firefox Notes
Versão: 1.8.0
Habilitado: false
ID: notes@mozilla.com

Nome: Gecko Profiler
Versão: 0.17
Habilitado: false
ID: geckoprofiler@mozilla.com

Nome: h264ify
Versão: 1.0.6
Habilitado: false
ID: jid1-TSgSxBhncsPBWQ@jetpack

Nome: Historia
Versão: 1.2
Habilitado: false
ID: historia@eros.man

Nome: Humble New Tab Page
Versão: 1.22
Habilitado: false
ID: {bb9cfae3-9ac6-4c72-b90b-71814ab7d789}

Nome: Min Vid
Versão: 0.4.5
Habilitado: false
ID: @min-vid

Nome: NoScript
Versão: 5.1.3rc2
Habilitado: false
ID: {73a6fe31-595d-460b-a920-fcc0f8843232}

Nome: Reddit on Youtube
Versão: 2.2.0
Habilitado: false
ID: 15f28b3a-c42b-463c-907a-e69d0eb2988a@jetpack

Nome: Redirector
Versão: 3.1.0
Habilitado: false
ID: redirector@einaregilsson.com

Nome: Skip Redirect
Versão: 2.2.1
Habilitado: false
ID: skipredirect@sblask

Nome: SoundFixer
Versão: 1.0.1
Habilitado: false
ID: soundfixer@unrelenting.technology

Nome: Tab Center Redux
Versão: 0.5.3
Habilitado: false
ID: {0ad88674-2b41-4cfb-99e3-e206c74a0076}

Nome: Test Pilot
Versão: 2.0.6-dev-6bd8f7a
Habilitado: false
ID: @testpilot-addon

Nome: Tree Style Tab
Versão: 2.0.7
Habilitado: false
ID: treestyletab@piro.sakura.ne.jp

Nome: uBO-Scope
Versão: 0.1.10
Habilitado: false
ID: uBO-Scope@raymondhill.net

Nome: Violentmonkey
Versão: 2.8.13f
Habilitado: false
ID: {aecec67f-0d10-4fa7-b7c7-609a2db280cf}

Gráficos

Funcionalidades
Composição: Direct3D 11 (Advanced Layers)
Deslocamento/Zoom assíncrono: entrada wheel habilitada; arrasto da barra de rolagem habilitado; teclado habilitado; rolagem automática habilitada
Info WSI do driver WebGL 1: EGL_VENDOR: Google Inc. (adapter LUID: 000000000000769e) EGL_VERSION: 1.4 (ANGLE 2.1.0.db3422764a9b) EGL_EXTENSIONS: EGL_EXT_create_context_robustness EGL_ANGLE_d3d_share_handle_client_buffer EGL_ANGLE_d3d_texture_client_buffer EGL_ANGLE_surface_d3d_texture_2d_share_handle EGL_ANGLE_query_surface_pointer EGL_ANGLE_window_fixed_size EGL_ANGLE_keyed_mutex EGL_ANGLE_surface_orientation EGL_ANGLE_direct_composition EGL_NV_post_sub_buffer EGL_KHR_create_context EGL_EXT_device_query EGL_KHR_image EGL_KHR_image_base EGL_KHR_gl_texture_2D_image EGL_KHR_gl_texture_cubemap_image EGL_KHR_gl_renderbuffer_image EGL_KHR_get_all_proc_addresses EGL_KHR_stream EGL_KHR_stream_consumer_gltexture EGL_NV_stream_consumer_gltexture_yuv EGL_ANGLE_flexible_surface_compatibility EGL_ANGLE_stream_producer_d3d_texture_nv12 EGL_ANGLE_create_context_webgl_compatibility EGL_CHROMIUM_create_context_bind_generates_resource EGL_CHROMIUM_sync_control EGL_EXT_pixel_format_float EGL_KHR_surfaceless_context EGL_ANGLE_display_texture_share_group EGL_ANGLE_create_context_client_arrays EGL_ANGLE_program_cache_control EGL_EXTENSIONS(nullptr): EGL_EXT_client_extensions EGL_EXT_platform_base EGL_EXT_platform_device EGL_ANGLE_platform_angle EGL_ANGLE_platform_angle_d3d EGL_ANGLE_device_creation EGL_ANGLE_device_creation_d3d11 EGL_ANGLE_experimental_present_path EGL_KHR_client_get_all_proc_addresses EGL_ANGLE_display_robust_resource_initialization
Renderizador do driver WebGL 1: Google Inc. -- ANGLE (NVIDIA GeForce GTX 760 Direct3D11 vs_5_0 ps_5_0)
Versão do driver WebGL 1: OpenGL ES 2.0 (ANGLE 2.1.0.db3422764a9b)
Extensões do driver WebGL 1: GL_ANGLE_client_arrays GL_ANGLE_depth_texture GL_ANGLE_framebuffer_blit GL_ANGLE_framebuffer_multisample GL_ANGLE_instanced_arrays GL_ANGLE_lossy_etc_decode GL_ANGLE_pack_reverse_row_order GL_ANGLE_program_cache_control GL_ANGLE_request_extension GL_ANGLE_robust_client_memory GL_ANGLE_robust_resource_initialization GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_ANGLE_texture_usage GL_ANGLE_translated_shader_source GL_CHROMIUM_bind_generates_resource GL_CHROMIUM_bind_uniform_location GL_CHROMIUM_color_buffer_float_rgb GL_CHROMIUM_color_buffer_float_rgba GL_CHROMIUM_copy_compressed_texture GL_CHROMIUM_copy_texture GL_CHROMIUM_sync_query GL_EXT_blend_minmax GL_EXT_color_buffer_half_float GL_EXT_debug_marker GL_EXT_discard_framebuffer GL_EXT_disjoint_timer_query GL_EXT_draw_buffers GL_EXT_frag_depth GL_EXT_map_buffer_range GL_EXT_occlusion_query_boolean GL_EXT_read_format_bgra GL_EXT_robustness GL_EXT_sRGB GL_EXT_shader_texture_lod GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_s3tc_srgb GL_EXT_texture_filter_anisotropic GL_EXT_texture_format_BGRA8888 GL_EXT_texture_rg GL_EXT_texture_storage GL_EXT_unpack_subimage GL_KHR_debug GL_NV_EGL_stream_consumer_external GL_NV_fence GL_NV_pack_subimage GL_NV_pixel_buffer_object GL_OES_EGL_image GL_OES_EGL_image_external GL_OES_compressed_ETC1_RGB8_texture GL_OES_depth32 GL_OES_element_index_uint GL_OES_get_program_binary GL_OES_mapbuffer GL_OES_packed_depth_stencil GL_OES_rgb8_rgba8 GL_OES_standard_derivatives GL_OES_surfaceless_context GL_OES_texture_float GL_OES_texture_float_linear GL_OES_texture_half_float GL_OES_texture_half_float_linear GL_OES_texture_npot GL_OES_vertex_array_object
Extensões WebGL 1: ANGLE_instanced_arrays EXT_blend_minmax EXT_color_buffer_half_float EXT_frag_depth EXT_sRGB EXT_shader_texture_lod EXT_texture_filter_anisotropic EXT_disjoint_timer_query OES_element_index_uint OES_standard_derivatives OES_texture_float OES_texture_float_linear OES_texture_half_float OES_texture_half_float_linear OES_vertex_array_object WEBGL_color_buffer_float WEBGL_compressed_texture_s3tc WEBGL_compressed_texture_s3tc_srgb WEBGL_debug_renderer_info WEBGL_debug_shaders WEBGL_depth_texture WEBGL_draw_buffers WEBGL_lose_context
Info WSI do driver WebGL 2: EGL_VENDOR: Google Inc. (adapter LUID: 000000000000769e) EGL_VERSION: 1.4 (ANGLE 2.1.0.db3422764a9b) EGL_EXTENSIONS: EGL_EXT_create_context_robustness EGL_ANGLE_d3d_share_handle_client_buffer EGL_ANGLE_d3d_texture_client_buffer EGL_ANGLE_surface_d3d_texture_2d_share_handle EGL_ANGLE_query_surface_pointer EGL_ANGLE_window_fixed_size EGL_ANGLE_keyed_mutex EGL_ANGLE_surface_orientation EGL_ANGLE_direct_composition EGL_NV_post_sub_buffer EGL_KHR_create_context EGL_EXT_device_query EGL_KHR_image EGL_KHR_image_base EGL_KHR_gl_texture_2D_image EGL_KHR_gl_texture_cubemap_image EGL_KHR_gl_renderbuffer_image EGL_KHR_get_all_proc_addresses EGL_KHR_stream EGL_KHR_stream_consumer_gltexture EGL_NV_stream_consumer_gltexture_yuv EGL_ANGLE_flexible_surface_compatibility EGL_ANGLE_stream_producer_d3d_texture_nv12 EGL_ANGLE_create_context_webgl_compatibility EGL_CHROMIUM_create_context_bind_generates_resource EGL_CHROMIUM_sync_control EGL_EXT_pixel_format_float EGL_KHR_surfaceless_context EGL_ANGLE_display_texture_share_group EGL_ANGLE_create_context_client_arrays EGL_ANGLE_program_cache_control EGL_EXTENSIONS(nullptr): EGL_EXT_client_extensions EGL_EXT_platform_base EGL_EXT_platform_device EGL_ANGLE_platform_angle EGL_ANGLE_platform_angle_d3d EGL_ANGLE_device_creation EGL_ANGLE_device_creation_d3d11 EGL_ANGLE_experimental_present_path EGL_KHR_client_get_all_proc_addresses EGL_ANGLE_display_robust_resource_initialization
Renderizador do driver WebGL 2: Google Inc. -- ANGLE (NVIDIA GeForce GTX 760 Direct3D11 vs_5_0 ps_5_0)
Versão do driver WebGL 2: OpenGL ES 3.0 (ANGLE 2.1.0.db3422764a9b)
Extensões do driver WebGL 2: GL_ANGLE_client_arrays GL_ANGLE_depth_texture GL_ANGLE_framebuffer_blit GL_ANGLE_framebuffer_multisample GL_ANGLE_instanced_arrays GL_ANGLE_lossy_etc_decode GL_ANGLE_multiview GL_ANGLE_pack_reverse_row_order GL_ANGLE_program_cache_control GL_ANGLE_request_extension GL_ANGLE_robust_client_memory GL_ANGLE_robust_resource_initialization GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_ANGLE_texture_usage GL_ANGLE_translated_shader_source GL_CHROMIUM_bind_generates_resource GL_CHROMIUM_bind_uniform_location GL_CHROMIUM_color_buffer_float_rgb GL_CHROMIUM_color_buffer_float_rgba GL_CHROMIUM_copy_compressed_texture GL_CHROMIUM_copy_texture GL_CHROMIUM_sync_query GL_EXT_blend_minmax GL_EXT_color_buffer_float GL_EXT_color_buffer_half_float GL_EXT_debug_marker GL_EXT_discard_framebuffer GL_EXT_disjoint_timer_query GL_EXT_draw_buffers GL_EXT_frag_depth GL_EXT_map_buffer_range GL_EXT_occlusion_query_boolean GL_EXT_read_format_bgra GL_EXT_robustness GL_EXT_sRGB GL_EXT_shader_texture_lod GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_s3tc_srgb GL_EXT_texture_filter_anisotropic GL_EXT_texture_format_BGRA8888 GL_EXT_texture_norm16 GL_EXT_texture_rg GL_EXT_texture_storage GL_EXT_unpack_subimage GL_KHR_debug GL_NV_EGL_stream_consumer_external GL_NV_fence GL_NV_pack_subimage GL_NV_pixel_buffer_object GL_OES_EGL_image GL_OES_EGL_image_external GL_OES_EGL_image_external_essl3 GL_OES_compressed_ETC1_RGB8_texture GL_OES_depth32 GL_OES_element_index_uint GL_OES_get_program_binary GL_OES_mapbuffer GL_OES_packed_depth_stencil GL_OES_rgb8_rgba8 GL_OES_standard_derivatives GL_OES_surfaceless_context GL_OES_texture_float GL_OES_texture_float_linear GL_OES_texture_half_float GL_OES_texture_half_float_linear GL_OES_texture_npot GL_OES_vertex_array_object
Extensões WebGL 2: EXT_color_buffer_float EXT_texture_filter_anisotropic EXT_disjoint_timer_query OES_texture_float_linear WEBGL_compressed_texture_s3tc WEBGL_compressed_texture_s3tc_srgb WEBGL_debug_renderer_info WEBGL_debug_shaders WEBGL_lose_context
Direct2D: true
Desenho fora da linha principal habilitado: true
DirectWrite: true (10.0.16299.15)
GPU #1
Ativo: Sim
Descrição: NVIDIA GeForce GTX 760
ID do fornecedor: 0x10de
ID do dispositivo: 0x1187
Versão do driver: 23.21.13.8800
Data do driver: 10-12-2017
Drivers: C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumdx.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumdx.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumdx.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumdx.dll C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumd.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumd.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumd.dll,C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_2e44aad2706ac9ff\nvldumd.dll
ID do subsistema: 36431458
RAM: 2048
GPU #2
Ativo: Não
Descrição: Intel(R) HD Graphics 4400
ID do fornecedor: 0x8086
ID do dispositivo: 0x041e
Versão do driver: 20.19.15.4531
Data do driver: 9-29-2016
Drivers: igdumdim64 igd10iumd64 igd10iumd64 igd12umd64 igdumdim32 igd10iumd32 igd10iumd32 igd12umd32
ID do subsistema: 0000000c
RAM: Unknown
Diagnósticos
Parâmetros ClearType: Gamma: 2,2 Pixel Structure: RGB ClearType Level: 0 Enhanced Contrast: 200
AzureCanvasAccelerated: 0
AzureCanvasBackend: Direct2D 1.1
AzureCanvasBackend (UI Process): skia
AzureContentBackend: Direct2D 1.1
AzureContentBackend (UI Process): skia
AzureFallbackCanvasBackend (UI Process): cairo
GPUProcessPid: 8228
GPUProcess: Finalizar processo GPU
Device Reset: Ativar a Redefinição de Dispositivo
Parâmetros ClearType: Gamma: 2,2 Pixel Structure: RGB ClearType Level: 0 Enhanced Contrast: 200
Registro de decisões
WEBRENDER:
opt-in by default: WebRender is an opt-in feature

Mídia

Infraestrutura de Áudio: wasapi
Máximo de Canais: 2
Formato de Canal Preferido: stereo
Taxa de amostragem preferida: 48000
Dispositivos de Saída
Nome: Grupo
NVIDIA Output (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001
MS09-4 (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001
NVIDIA Output (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001
Internal AUX Jack (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Headphones (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Speakers (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
NVIDIA Output (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001
NVIDIA HDMI Out (NVIDIA Virtual Audio Device (Wave Extensible) (WDM)): ROOT\UNNAMED_DEVICE\0000
Digital Audio (S/PDIF) (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Dispositivos de Entrada
Nome: Grupo
Microphone (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Internal AUX Jack (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001
Internal AUX Jack (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Microphone (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Internal AUX Jack (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001
Line In (High Definition Audio Device): HDAUDIO\FUNC_01&VEN_10EC&DEV_0887&SUBSYS_1458A002&REV_1003\4&26fe9049&0&0201
Internal AUX Jack (NVIDIA High Definition Audio): HDAUDIO\FUNC_01&VEN_10DE&DEV_0040&SUBSYS_14583643&REV_1001\5&8acda00&0&0001

Preferências importantes modificadas

accessibility.blockautorefresh: true
accessibility.force_disabled: 1
accessibility.typeaheadfind.flashBar: 0
browser.cache.disk.capacity: 358400
browser.cache.disk.filesystem_reported: 1
browser.cache.disk.smart_size.enabled: false
browser.cache.disk.smart_size.first_run: false
browser.cache.disk.smart_size.use_old_max: false
browser.cache.frecency_experiment: 2
browser.download.folderList: 2
browser.download.useDownloadDir: false
browser.places.smartBookmarksVersion: 8
browser.sessionstore.upgradeBackup.latestBuildID: 20171107122447
browser.startup.homepage: about:home
browser.startup.homepage_override.buildID: 20171107122447
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browser.tabs.loadBookmarksInTabs: true
browser.tabs.remote.autostart.2: true
browser.tabs.tabMinWidth: 100
browser.urlbar.daysBeforeHidingSuggestionsPrompt: 3
browser.urlbar.lastSuggestionsPromptDate: 20170801
browser.urlbar.searchSuggestionsChoice: false
browser.urlbar.suggest.searches: false
browser.urlbar.timesBeforeHidingSuggestionsHint: 0
browser.urlbar.usepreloadedtopurls.enabled: false
dom.forms.autocomplete.formautofill: true
dom.push.userAgentID: 62d7a082d7a0485289f66c08f04e8227
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general.autoScroll: false
gfx.crash-guard.d3d11layers.appVersion: 54.0
gfx.crash-guard.d3d11layers.deviceID: 0x1187
gfx.crash-guard.d3d11layers.driverVersion: 22.21.13.8205
gfx.crash-guard.d3d11layers.feature-d2d: true
gfx.crash-guard.d3d11layers.feature-d3d11: true
gfx.crash-guard.status.d3d11layers: 2
gfx.crash-guard.status.d3d11video: 2
gfx.font_rendering.cleartype_params.force_gdi_classic_for_families:
gfx.font_rendering.cleartype_params.force_gdi_classic_max_size: 6
layers.mlgpu.sanity-test-failed: false
layout.display-list.retain: true
media.benchmark.vp9.fps: 167
media.benchmark.vp9.versioncheck: 2
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media.gmp-gmpopenh264.lastUpdate: 1509037445
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media.gmp-manager.buildID: 20171107122447
media.gmp-manager.lastCheck: 1510074812
media.gmp-widevinecdm.abi: x86_64-msvc-x64
media.gmp-widevinecdm.lastUpdate: 1505471423
media.gmp-widevinecdm.version: 1.4.8.1008
media.gmp.storage.version.observed: 1
media.hardware-video-decoding.failed: true
media.volume_scale: 2.0
media.webrtc.debug.log_file: C:\Users\ERNEST~1\AppData\Local\Temp\WebRTC.log
network.cookie.cookieBehavior: 1
network.cookie.prefsMigrated: true
network.dns.disablePrefetch: true
network.http.speculative-parallel-limit: 0
network.IDN_show_punycode: true
network.predictor.cleaned-up: true
network.predictor.enabled: false
network.prefetch-next: false
places.database.lastMaintenance: 1509645782
places.history.expiration.transient_current_max_pages: 141700
plugin.disable_full_page_plugin_for_types: application/pdf
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plugins.ctprollout.cohortSample: 0.026237
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print.printer_Microsoft_Print_to_PDF.print_headerright: &U
print.printer_Microsoft_Print_to_PDF.print_in_color: true
print.printer_Microsoft_Print_to_PDF.print_margin_bottom: 0.5
print.printer_Microsoft_Print_to_PDF.print_margin_left: 0.5
print.printer_Microsoft_Print_to_PDF.print_margin_right: 0.5
print.printer_Microsoft_Print_to_PDF.print_margin_top: 0.5
print.printer_Microsoft_Print_to_PDF.print_oddpages: true
print.printer_Microsoft_Print_to_PDF.print_orientation: 0
print.printer_Microsoft_Print_to_PDF.print_page_delay: 50
print.printer_Microsoft_Print_to_PDF.print_paper_data: 1
print.printer_Microsoft_Print_to_PDF.print_paper_height: -1,00
print.printer_Microsoft_Print_to_PDF.print_paper_name:
print.printer_Microsoft_Print_to_PDF.print_paper_size_unit: 0
print.printer_Microsoft_Print_to_PDF.print_paper_width: -1,00
print.printer_Microsoft_Print_to_PDF.print_resolution: 600
print.printer_Microsoft_Print_to_PDF.print_reversed: false
print.printer_Microsoft_Print_to_PDF.print_scaling: 1,00
print.printer_Microsoft_Print_to_PDF.print_shrink_to_fit: true
print.printer_Microsoft_Print_to_PDF.print_to_file: false
print.printer_Microsoft_Print_to_PDF.print_unwriteable_margin_bottom: 0
print.printer_Microsoft_Print_to_PDF.print_unwriteable_margin_left: 0
print.printer_Microsoft_Print_to_PDF.print_unwriteable_margin_right: 0
print.printer_Microsoft_Print_to_PDF.print_unwriteable_margin_top: 0
privacy.history.custom: true
privacy.sanitize.timeSpan: 4
privacy.trackingprotection.introCount: 20
privacy.trackingprotection.pbmode.enabled: false
privacy.userContext.extension: CookieAutoDelete@kennydo.com
security.disable_button.openCertManager: false
security.sandbox.content.tempDirSuffix: {931134bd-9262-4589-8548-233ad87ffbdd}
services.sync.declinedEngines:
services.sync.engine.addresses.available: true
services.sync.engine.creditcards.available: true
storage.vacuum.last.index: 1
storage.vacuum.last.places.sqlite: 1509558781
ui.osk.debug.keyboardDisplayReason: IKPOS: Touch screen not found.
ui.osk.enabled: false

Preferências importantes bloqueadas

Base de dados de lugares

JavaScript

GC incremental: true

Acessibilidade

Ativado: false
Bloquear acessibilidade: 1
Identificador Acessível Utilizado: true
Instanciador de Acessibilidade:

Versões de bibliotecas

NSPR
Versão mínima esperada: 4.17
Versão em uso: 4.17

NSS
Versão mínima esperada: 3.35 Beta
Versão em uso: 3.35 Beta

NSSSMIME
Versão mínima esperada: 3.35 Beta
Versão em uso: 3.35 Beta

NSSSSL
Versão mínima esperada: 3.35 Beta
Versão em uso: 3.35 Beta

NSSUTIL
Versão mínima esperada: 3.35 Beta
Versão em uso: 3.35 Beta

Funcionalidades experimentais

Isolamento

Nível de isolamento do conteúdo processado: 4
Nível efetivo de isolamento de conteúdo processado: 4

From webcompat.com with ❤️

[miketaylr]

I wonder if this is related...

https://www.reddit.com/r/firefox/comments/7ait0j/fixworkaround_for_lag_and_high_cpuram_usage_on/

[miketaylr]

Hard to know exactly, but closing as a dupe of https://bugzilla.mozilla.org/show_bug.cgi?id=1415387 speculatively.