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VSC hangs / freezes. Even typing does not echo ! #251998

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@pramfl

Description

@pramfl

Type: Performance Issue

Start vsc, open workspace, open one editor file. I have 100+ chat prompts/response history

VS Code version: Code 1.101.1 (18e3a1e, 2025-06-18T13:35:12.605Z)
OS version: Windows_NT x64 10.0.22631
Modes:

System Info
Item Value
CPUs 13th Gen Intel(R) Core(TM) i7-1360P (16 x 2611)
GPU Status 2d_canvas: enabled
canvas_oop_rasterization: enabled_on
direct_rendering_display_compositor: disabled_off_ok
gpu_compositing: enabled
multiple_raster_threads: enabled_on
opengl: enabled_on
rasterization: enabled
raw_draw: disabled_off_ok
skia_graphite: disabled_off
video_decode: enabled
video_encode: enabled
vulkan: disabled_off
webgl: enabled
webgl2: enabled
webgpu: enabled
webnn: disabled_off
Load (avg) undefined
Memory (System) 31.68GB (15.91GB free)
Process Argv --crash-reporter-id 37ed974e-583b-43ae-864f-29c9241ae255
Screen Reader no
VM 0%
Process Info
CPU %	Mem MB	   PID	Process
    0	   141	 12884	code
    0	   135	  6080	   window
    0	   110	 13668	shared-process
    0	    44	 14056	   utility-network-service
    0	   108	 14640	file-watcher [2]
    0	   100	 14708	pty-host
    0	    45	  4528	     C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -noexit -command "try { . \"c:\Users\115527\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\contrib\terminal\common\scripts\shellIntegration.ps1\" } catch {}"
    0	    67	  7096	     C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -noexit -command "try { . \"c:\Users\115527\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\contrib\terminal\common\scripts\shellIntegration.ps1\" } catch {}"
    0	     7	 18412	     conpty-agent
    0	     6	 21692	     conpty-agent
    0	    47	 25536	     C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -noexit -command "try { . \"c:\Users\115527\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\contrib\terminal\common\scripts\shellIntegration.ps1\" } catch {}"
    0	     7	 26992	     conpty-agent
    0	   213	 15460	   gpu-process
    1	   617	 15572	window [2] (copilot_api.ipynb - pyws - Visual Studio Code)
    0	    27	 26860	   crashpad-handler
    0	   528	 27200	extension-host [2]
    0	    20	  6432	     c:\Users\115527\AppData\Local\Programs\Python\Python312\python.exe -m ipykernel_launcher --f=c:\Users\115527\AppData\Roaming\jupyter\runtime\kernel-v3d2677431b27ad0f4dca83808921fd301d76d93c6.json
    0	     6	  4672	       C:\Windows\system32\conhost.exe 0x4
    0	   199	  8404	     c:\Users\115527\.vscode\extensions\ms-azuretools.vscode-azure-github-copilot-1.0.26-win32-x64\dist\node_modules\aidriver.win-x64\AIServiceLocalPackage.exe --urls=http://pipe:/azcp-879aed90e810 --environment=Production
    0	     6	 26240	       C:\Windows\system32\conhost.exe 0x4
    0	   104	  8632	     c:\Users\115527\AppData\Local\Programs\Python\Python312\python.exe -m ipykernel_launcher --f=c:\Users\115527\AppData\Roaming\jupyter\runtime\kernel-v3c107b6d3c7e7932d6f8b7ce7c01b896ac106bf52.json
    0	     7	 26348	       C:\Windows\system32\conhost.exe 0x4
    0	     7	 13256	     c:\Users\115527\.vscode\extensions\ms-python.python-2025.8.0-win32-x64\python-env-tools\bin\pet.exe server
    0	     6	 25216	       C:\Windows\system32\conhost.exe 0x4
    0	    98	 16636	     "C:\Users\115527\AppData\Local\Programs\Microsoft VS Code\Code.exe" "c:\Users\115527\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\markdown-language-features\dist\serverWorkerMain" --node-ipc --clientProcessId=27200
    0	   912	 17084	     electron-nodejs (bundle.js )
    0	     8	 21196	     c:\Users\115527\AppData\Local\Programs\Python\Python312\python.exe c:\Users\115527\.vscode\extensions\ms-toolsai.jupyter-2025.6.2025061701-win32-x64\pythonFiles\vscode_datascience_helpers\kernel_interrupt_daemon.py --ppid 27200
    0	     6	 23312	       C:\Windows\system32\conhost.exe 0x4
    0	    24	 25160	     c:\Users\115527\AppData\Local\Programs\Python\Python312\python.exe -m ipykernel_launcher --f=c:\Users\115527\AppData\Roaming\jupyter\runtime\kernel-v3b12a4316e3a0b86552a56e7b071b2ea00df0fa05.json
    0	     6	 22672	       C:\Windows\system32\conhost.exe 0x4
    0	    18	 25620	     electron-nodejs (f.js )
    0	     6	 17932	       C:\Windows\system32\conhost.exe 0x4
    0	    94	 26900	     "C:\Users\115527\AppData\Local\Programs\Microsoft VS Code\Code.exe" "c:\Users\115527\AppData\Local\Programs\Microsoft VS Code\resources\app\extensions\json-language-features\server\dist\node\jsonServerMain" --node-ipc --clientProcessId=27200
Workspace Info
|  Window (copilot_api.ipynb - pyws - Visual Studio Code)
|    Folder (pyws): 60 files
|      File types: py(16) ipynb(15) gitkeep(6) csv(2) env(1) gitignore(1)
|                  json(1) toml(1) md(1)
|      Conf files: settings.json(1);
Extensions (14)
Extension Author (truncated) Version
vscode-sql-formatter adp 1.4.4
copilot Git 1.336.0
copilot-chat Git 0.28.1
vscode-azure-github-copilot ms- 1.0.26
vscode-azureresourcegroups ms- 0.10.13
vscode-dotnet-runtime ms- 2.3.5
debugpy ms- 2025.8.0
python ms- 2025.8.0
vscode-pylance ms- 2025.6.1
jupyter ms- 2025.6.2025061701
jupyter-keymap ms- 1.1.2
jupyter-renderers ms- 1.1.2025012901
vscode-jupyter-cell-tags ms- 0.1.9
vscode-jupyter-slideshow ms- 0.1.6
A/B Experiments
vsliv368cf:30146710
vspor879:30202332
vspor708:30202333
vspor363:30204092
vscod805:30301674
binariesv615:30325510
14424t2-chatv6:31330272
c4g48928:30535728
azure-dev_surveyone:30548225
a9j8j154:30646983
962ge761:30959799
h48ei257:31000450
pythontbext0:30879054
cppperfnew:31000557
dwnewjupytercf:31046870
pythonrstrctxt:31112756
nativeloc1:31192215
5fd0e150:31155592
dwcopilot:31170013
6074i472:31201624
dwoutputs:31242946
customenabled:31248079
hdaa2157:31222309
copilot_t_ci:31222730
e5gg6876:31282496
pythoneinst12:31285622
bgtreat:31268568
4gafe986:31271826
c7cif404:31314491
996jf627:31283433
pythonrdcb7cf:31303019
usemplatestapi:31297334
0aa6g176:31307128
7bj51361:31289155
747dc170:31275177
aj953862:31281341
generatesymbolt:31295002
convertfstringf:31295003
d784b465:31332230
i851h500:31332225
useunpkg:31331645
nesew2to5:31330642
agentclaude:31331946

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