Cursor freeze in normal mode in large codebase
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- Dominant language
- TypeScript
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Description
Type: Performance Issue
In large codebase, with thousands of protobuff generated files and other project files, move with simple h,j,k,l or navigating with ctrl+o, ctrl+i, ctrl+] is freezing. I do moves, wait 3-7 seconds, cursor teleports to desired place, and after that moves goes as usual.
Extension version: 1.27.3
VS Code version: Code 1.91.1 (f1e16e1e6214d7c44d078b1f0607b2388f29d729, 2024-07-09T22:07:46.768Z)
OS version: Darwin arm64 23.5.0
Modes:
System Info
| Item | Value |
|---|---|
| CPUs | Apple M1 Pro (10 x 2400) |
| 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 webgl: enabled webgl2: enabled webgpu: enabled |
| Load (avg) | 6, 5, 5 |
| Memory (System) | 32.00GB (10.38GB free) |
| Process Argv | --log warn --crash-reporter-id dc11aaf7-5e37-4fb1-9eb6-c7dbf6581c9c |
| Screen Reader | no |
| VM | 0% |
Process Info
CPU % Mem MB PID Process
18 229 725 code main
3 66 728 gpu-process
3 33 729 utility-network-service
16 1212 731 window [1] (send_to_balance_now_by_list.go — revision)
0 164 833 shared-process
0 0 77938 /bin/ps -ax -o pid=,ppid=,pcpu=,pmem=,command=
0 66 994 ptyHost
0 0 3800 /bin/zsh -il
0 98 77730 window [2] (Issue Reporter)
0 66 77732 fileWatcher [1]
12 524 77733 extensionHost [1]
1 426 77743 /Users/ariel/go/bin/gopls -mode=stdio
1 229 77809 /Applications/Visual Studio Code.app/Contents/Frameworks/Code Helper (Plugin).app/Contents/MacOS/Code Helper (Plugin) /Users/ariel/.vscode/extensions/streetsidesoftware.code-spell-checker-3.0.1/packages/_server/dist/main.cjs --node-ipc --clientProcessId=77733
0 0 77821 /Users/ariel/.vscode/extensions/continue.continue-0.9.188-darwin-arm64/out/node_modules/@esbuild/darwin-arm64/bin/esbuild --service=0.17.19 --ping
0 66 77827 /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=77733
Workspace Info
| Window (send_to_balance_now_by_list.go — revision)
| Folder (revision): 467 files
| File types: go(328) yml(17) proto(13) json(2) gitignore(1) md(1) mod(1)
| sum(1) sh(1)
| Conf files: dockerfile(3) devcontainer.json(1) settings.json(1)
| makefile(1);
A/B Experiments
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pythonnoceb:30805159
asynctok:30898717
pythonregdiag2:30936856
pythonmypyd1:30879173
h48ei257:31000450
pythontbext0:30879054
accentitlementst:30995554
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pythoncenvpt:31062603
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dvdeprecation:31068756
dwnewjupytercf:31046870
impr_priority:31102340
nativerepl2:31104044
refactort:31101459
ccpltc:31103427
pythonrstrctxtcf:31103194
hdi1a554:31097393
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No source file, test, or entry point is named. Start by reproducing the delay in a large workspace with the reported VS Code Vim extension and project conditions, then trace the command path for h, j, k, l and the listed navigation commands. Done means the reported cursor freezes are eliminated or the responsible bottleneck is isolated with supporting evidence.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- devtools, performance
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100