Slowing down when running simple code

[christopherdparker]

Type: Performance Issue

I'm reopening #191303 vscode.ipynb is running very slow. When I look at running extensions I see Unresponsive and Performance Issue notifications. Things like df.columns pause for 5-10 seconds before executing.

VS Code version: Code 1.86.2 (Universal) (903b1e9, 2024-02-13T19:42:13.651Z)
OS version: Darwin x64 23.3.0
Modes:

System Info

Item	Value
CPUs	Intel(R) Core(TM) i5-9600K CPU @ 3.70GHz (6 x 3700)
GPU Status	2d_canvas: enabled canvas_oop_rasterization: disabled_off 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 webgl: enabled webgl2: enabled webgpu: enabled
Load (avg)	2, 3, 4
Memory (System)	128.00GB (35.86GB free)
Process Argv	--crash-reporter-id ffe1e2c8-0195-4e46-b241-0060dda23ec6
Screen Reader	no
VM	0%

Process Info

CPU %	Mem MB	   PID	Process
   20	   393	 43270	code main
    0	   131	 43273	   gpu-process
    0	     0	 43274	   utility-network-service
    0	  1049	 43275	window [1] (PROFILE.cpuprofile.txt)
    0	   131	 43280	shared-process
    0	     0	 43476	     /bin/ps -ax -o pid=,ppid=,pcpu=,pmem=,command=
    0	     0	 43281	fileWatcher [1]
    0	   655	 43286	extensionHost [1]
    0	     0	 43295	     /Applications/Visual Studio Code.app/Contents/Frameworks/Code Helper (Plugin).app/Contents/MacOS/Code Helper (Plugin) /Applications/Visual Studio Code.app/Contents/Resources/app/extensions/json-language-features/server/dist/node/jsonServerMain --node-ipc --clientProcessId=43286
    0	     0	 43297	     /usr/local/Cellar/[email protected]/3.9.10/Frameworks/Python.framework/Versions/3.9/Resources/Python.app/Contents/MacOS/Python /Users/chris/.vscode/extensions/ms-python.python-2024.0.1/pythonFiles/run-jedi-language-server.py
    0	     0	 43298	     /usr/local/Cellar/[email protected]/3.9.10/Frameworks/Python.framework/Versions/3.9/Resources/Python.app/Contents/MacOS/Python /Users/chris/.vscode/extensions/ms-python.isort-2023.10.1/bundled/tool/lsp_server.py
    0	 14287	 43358	     electron-nodejs (XrHhZwGwsEEV.js )
    0	     0	 43412	       electron-nodejs (min.js MathJax.js )
    0	     0	 43413	         electron-nodejs (min.js MathJax.js )
    0	   131	 43417	           electron-nodejs (min.js MathJax.js )
    0	     0	 43418	             gpu-process
    0	     0	 43419	             utility-network-service
    0	   131	 43420	             window
    0	  1049	 43293	   window
    0	   131	 43474	window [2] (Issue Reporter)

Workspace Info

;

Extensions (9)

Extension	Author (truncated)	Version
stata-enhanced	kyl	1.6.1
debugpy	ms-	2024.1.10441007
isort	ms-	2023.10.1
python	ms-	2024.0.1
jupyter	ms-	2024.1.1
jupyter-keymap	ms-	1.1.2
jupyter-renderers	ms-	1.0.17
vscode-jupyter-cell-tags	ms-	0.1.8
vscode-jupyter-slideshow	ms-	0.1.5

A/B Experiments

vsliv368:30146709
vspor879:30202332
vspor708:30202333
vspor363:30204092
vscod805cf:30301675
binariesv615:30325510
vsaa593cf:30376535
py29gd2263:30899288
c4g48928:30535728
azure-dev_surveyone:30548225
962ge761:30959799
pythongtdpath:30769146
welcomedialogc:30910334
pythonidxpt:30866567
pythonnoceb:30805159
asynctok:30898717
pythontestfixt:30902429
pythonregdiag2:30936856
pyreplss1:30897532
pythonmypyd1:30879173
pythoncet0:30885854
h48ei257:30962250
pythontbext0:30879054
accentitlementst:30887150
dsvsc016:30899300
dsvsc017:30899301
dsvsc018:30899302
pydisww2:30959801
b5d27386:30958190
fegfb526:30961430
3ef8e399:30964150
bg6jg535:30958357
ccp1r6:30958156

[christopherdparker]

CPU-20240215T164859.809Z.cpuprofile.txt

Here is a profile of the running extensions

[rebornix]

@christopherdparker thanks for the cpu profile, will take a look!

[DonJayamanne]

Duplicate of #230187