perf(dev): use socket to proxy connections to dev server by danielroe · Pull Request #921 · nuxt/cli

danielroe · 2025-06-18T10:47:08Z

❓ Type of change

📖 Documentation (updates to the documentation or readme)
🐞 Bug fix (a non-breaking change that fixes an issue)
👌 Enhancement (improving an existing functionality)
✨ New feature (a non-breaking change that adds functionality)
🧹 Chore (updates to the build process or auxiliary tools and libraries)
⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

I expect this to be a significant improvement when running nuxt dev, but this PR is very much work-in-progress.

🚧 TODO

consider disabling for Nuxt versions pre-v3.18

🚧 Issues to investigate

github-actions · 2025-06-18T10:47:50Z

Bundle Stats — create-nuxt size comparison

Hey there, this message comes from a GitHub action that helps you and reviewers to understand how these changes affect the size of this project's bundle.

As this PR is updated, I'll keep you updated on how the bundle size is impacted.

Total

Files count	Total bundle size	% Changed
49	5.89 MB → 5.89 MB (+2.81 kB)	+0.05%

Changeset

File	Δ	Size
`home/runner/work/cli/cli/packages/nuxi/src/dev/socket.ts`	🆕 +1.98 kB	0 B → 1.98 kB
`home/runner/work/cli/cli/packages/nuxi/src/dev/utils.ts`	📈 +383 B (+4.42%)	8.47 kB → 8.84 kB
`home/runner/work/cli/cli/packages/nuxi/src/commands/dev.ts`	📈 +430 B (+4.16%)	10.1 kB → 10.52 kB
`home/runner/work/cli/cli/packages/nuxi/src/dev/index.ts`	📈 +36 B (+1.31%)	2.69 kB → 2.72 kB

View detailed bundle breakdown

Added

No assets were added

Removed

No assets were removed

Bigger

Asset	File Size	% Changed
chunks/index2.mjs	194.26 kB → 196.65 kB (+2.39 kB)	+1.23%
chunks/dev.mjs	27.24 kB → 27.66 kB (+430 B)	+1.54%

Smaller

No assets were smaller

Unchanged

Asset	File Size	% Changed
index.mjs	1.07 kB	0%
chunks/multipart-parser.mjs	5.11 kB	0%
chunks/multipart-parser2.mjs	4.58 kB	0%
chunks/add.mjs	6.89 kB	0%
chunks/analyze.mjs	3.27 kB	0%
chunks/build.mjs	1.96 kB	0%
chunks/cleanup.mjs	471 B	0%
chunks/dev-child.mjs	811 B	0%
chunks/devtools.mjs	764 B	0%
chunks/generate.mjs	472 B	0%
chunks/info.mjs	4.38 kB	0%
chunks/index.mjs	274 B	0%
chunks/prepare.mjs	984 B	0%
chunks/preview.mjs	3.5 kB	0%
chunks/test.mjs	1.16 kB	0%
chunks/typecheck.mjs	1.91 kB	0%
chunks/upgrade.mjs	6.28 kB	0%
chunks/prompt.mjs	42.91 kB	0%
chunks/satisfies.mjs	116 B	0%
chunks/jiti.mjs	305 B	0%
chunks/index3.mjs	71.97 kB	0%
chunks/add2.mjs	12.08 kB	0%
chunks/search.mjs	45.85 kB	0%
chunks/xdg-open.mjs	25.32 kB	0%
chunks/node.mjs	145.67 kB	0%
chunks/index4.mjs	1.23 kB	0%
chunks/index5.mjs	5.85 kB	0%
chunks/index6.mjs	6.24 kB	0%
chunks/index7.mjs	50.51 kB	0%
chunks/index8.mjs	898.9 kB	0%
shared/create-nuxt.B3STrcyM.mjs	964.43 kB	0%
shared/create-nuxt.BGY4dUiI.mjs	792 B	0%
shared/create-nuxt.Bls702kr.mjs	294 B	0%
shared/create-nuxt.CTZIz834.mjs	3.9 kB	0%
shared/create-nuxt.BSm0_9Hr.mjs	107 B	0%
shared/create-nuxt.DX9WOARL.mjs	108.11 kB	0%
shared/create-nuxt.C_rHbSeB.mjs	18.91 kB	0%
shared/create-nuxt.Drn2Mj-1.mjs	1.17 MB	0%
shared/create-nuxt.bOUheP_L.mjs	4.07 kB	0%
shared/create-nuxt.DbuVfATn.mjs	836 B	0%
shared/create-nuxt.BGD2CGTI.mjs	945 B	0%
shared/create-nuxt.CssRAp0b.mjs	15.27 kB	0%
shared/create-nuxt.DThhmweU.mjs	2.02 MB	0%
shared/create-nuxt.BjhZEm2-.mjs	1.75 kB	0%
shared/create-nuxt.BEnMq1Re.mjs	4.06 kB	0%
shared/create-nuxt.Vk1IrVtB.mjs	26.96 kB	0%
shared/create-nuxt.4t9faemh.mjs	43.64 kB	0%

github-actions · 2025-06-18T10:47:50Z

Bundle Stats — nuxt-cli size comparison

Hey there, this message comes from a GitHub action that helps you and reviewers to understand how these changes affect the size of this project's bundle.

As this PR is updated, I'll keep you updated on how the bundle size is impacted.

Total

Files count	Total bundle size	% Changed
32	90.28 kB → 93.08 kB (+2.8 kB)	+3.10%

Changeset

File	Δ	Size
`home/runner/work/cli/cli/packages/nuxi/src/dev/socket.ts`	🆕 +1.97 kB	0 B → 1.97 kB
`home/runner/work/cli/cli/packages/nuxi/src/dev/utils.ts`	📈 +381 B (+4.40%)	8.46 kB → 8.83 kB
`home/runner/work/cli/cli/packages/nuxi/src/commands/dev.ts`	📈 +430 B (+4.16%)	10.09 kB → 10.51 kB
`home/runner/work/cli/cli/packages/nuxi/src/dev/index.ts`	📈 +36 B (+1.32%)	2.67 kB → 2.7 kB

View detailed bundle breakdown

Added

No assets were added

Removed

No assets were removed

Bigger

Asset	File Size	% Changed
chunks/index.mjs	11.43 kB → 13.81 kB (+2.38 kB)	+20.84%
chunks/dev.mjs	10.09 kB → 10.51 kB (+430 B)	+4.16%

Smaller

No assets were smaller

Unchanged

Asset	File Size	% Changed
dev/index.mjs	0 B	0%
index.mjs	236 B	0%
chunks/analyze.mjs	3.27 kB	0%
chunks/cleanup.mjs	471 B	0%
chunks/dev-child.mjs	815 B	0%
chunks/devtools.mjs	763 B	0%
chunks/generate.mjs	472 B	0%
chunks/build.mjs	1.96 kB	0%
chunks/info.mjs	4.39 kB	0%
chunks/index2.mjs	273 B	0%
chunks/add.mjs	10.17 kB	0%
chunks/search.mjs	2.96 kB	0%
chunks/prepare.mjs	984 B	0%
chunks/preview.mjs	3.5 kB	0%
chunks/test.mjs	1.16 kB	0%
chunks/typecheck.mjs	1.91 kB	0%
chunks/upgrade.mjs	6.28 kB	0%
chunks/init.mjs	9.85 kB	0%
chunks/add2.mjs	6.89 kB	0%
shared/cli.B9AmABr3.mjs	39 B	0%
shared/cli.Dz2be-Ai.mjs	792 B	0%
shared/cli.BEUGgaW4.mjs	294 B	0%
shared/cli.BSm0_9Hr.mjs	107 B	0%
shared/cli.At9IMXtr.mjs	1.23 kB	0%
shared/cli.pLQ0oPGc.mjs	836 B	0%
shared/cli.qKvs7FJ2.mjs	945 B	0%
shared/cli.P0cplz3M.mjs	78 B	0%
shared/cli.jA1DRKbi.mjs	1.04 kB	0%
shared/cli.BLVI_04J.mjs	1.8 kB	0%
shared/cli.yHMpVeHl.mjs	5.42 kB	0%

github-actions · 2025-06-18T10:47:52Z

Bundle Stats — nuxi size comparison

Hey there, this message comes from a GitHub action that helps you and reviewers to understand how these changes affect the size of this project's bundle.

As this PR is updated, I'll keep you updated on how the bundle size is impacted.

Total

Files count	Total bundle size	% Changed
58	5.46 MB → 5.46 MB (+2.81 kB)	+0.05%

Changeset

File	Δ	Size
`src/dev/socket.ts`	🆕 +1.98 kB	0 B → 1.98 kB
`src/dev/utils.ts`	📈 +383 B (+4.42%)	8.47 kB → 8.84 kB
`src/commands/dev.ts`	📈 +430 B (+4.16%)	10.1 kB → 10.52 kB
`src/dev/index.ts`	📈 +36 B (+1.31%)	2.69 kB → 2.72 kB

View detailed bundle breakdown

Added

No assets were added

Removed

No assets were removed

Bigger

Asset	File Size	% Changed
chunks/index2.mjs	194.26 kB → 196.65 kB (+2.39 kB)	+1.23%
chunks/dev.mjs	27.24 kB → 27.66 kB (+430 B)	+1.54%

Smaller

No assets were smaller

Unchanged

Asset	File Size	% Changed
index.mjs	247 B	0%
dev/index.mjs	896 B	0%
chunks/add.mjs	6.89 kB	0%
chunks/analyze.mjs	3.27 kB	0%
chunks/build.mjs	1.96 kB	0%
chunks/cleanup.mjs	471 B	0%
chunks/dev-child.mjs	780 B	0%
chunks/devtools.mjs	764 B	0%
chunks/generate.mjs	472 B	0%
chunks/info.mjs	4.38 kB	0%
chunks/init.mjs	665.88 kB	0%
chunks/index.mjs	274 B	0%
chunks/prepare.mjs	984 B	0%
chunks/preview.mjs	3.5 kB	0%
chunks/test.mjs	1.16 kB	0%
chunks/typecheck.mjs	1.91 kB	0%
chunks/upgrade.mjs	6.28 kB	0%
chunks/satisfies.mjs	116 B	0%
chunks/main.mjs	15.3 kB	0%
chunks/prompt.mjs	42.91 kB	0%
chunks/jiti.mjs	305 B	0%
chunks/index3.mjs	71.97 kB	0%
chunks/multipart-parser.mjs	5.11 kB	0%
chunks/add2.mjs	12.08 kB	0%
chunks/search.mjs	45.85 kB	0%
chunks/xdg-open.mjs	25.32 kB	0%
chunks/node.mjs	145.67 kB	0%
chunks/index4.mjs	1.23 kB	0%
chunks/index5.mjs	5.85 kB	0%
chunks/multipart-parser2.mjs	4.58 kB	0%
chunks/index6.mjs	898.9 kB	0%
shared/nuxi.DFIyyeua.mjs	19.18 kB	0%
shared/nuxi.Dh2ZdpAd.mjs	57.22 kB	0%
shared/nuxi.CTyTlDmo.mjs	18.91 kB	0%
shared/nuxi.DzMZtGWH.mjs	792 B	0%
shared/nuxi.BtDT0y5R.mjs	294 B	0%
shared/nuxi.Cm5apyPX.mjs	2.57 kB	0%
shared/nuxi.Db0skjkt.mjs	915.23 kB	0%
shared/nuxi.D2_bzAv0.mjs	1.54 kB	0%
shared/nuxi.DtQ0anGB.mjs	4.07 kB	0%
shared/nuxi.BSm0_9Hr.mjs	107 B	0%
shared/nuxi.DMyZmNH9.mjs	836 B	0%
shared/nuxi.BiWTNJI4.mjs	945 B	0%
shared/nuxi.BMIgfYLN.mjs	15.26 kB	0%
shared/nuxi.ChutbOY_.mjs	25.34 kB	0%
shared/nuxi.D5KtpA0t.mjs	984 B	0%
shared/nuxi.wc1-AWrO.mjs	2.02 MB	0%
shared/nuxi.BjhZEm2-.mjs	1.75 kB	0%
shared/nuxi.BEgIcxrx.mjs	4.06 kB	0%
shared/nuxi.DU9QXUOf.mjs	26.96 kB	0%
shared/nuxi.BzZJv2UC.mjs	123.67 kB	0%
shared/nuxi.QWnQy_ku.mjs	5.75 kB	0%
shared/nuxi.CbyJ5osS.mjs	13.45 kB	0%
shared/nuxi.BLb4POFS.mjs	42.47 kB	0%
shared/nuxi.Do0aYBCO.mjs	5.46 kB	0%
shared/nuxi.4t9faemh.mjs	43.64 kB	0%

pkg-pr-new · 2025-06-18T10:48:39Z

nuxt-cli-playground

npm i https://pkg.pr.new/create-nuxt@921

npm i https://pkg.pr.new/nuxi@921

npm i https://pkg.pr.new/@nuxt/cli@921

commit: 5645518

codspeed-hq · 2025-06-18T10:51:10Z

CodSpeed Performance Report

Merging #921 will degrade performances by 10.17%

_{Comparing feat/socket-remake (5645518) with main (599c4d2)}

Summary

❌ 1 regressions
✅ 1 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	`BASE`	`HEAD`	Change
❌	`makes requests to dev server`	91.6 ms	102 ms	-10.17%

wip

fc7036b

danielroe added 5 commits June 19, 2025 09:52

fix: point vite-node to 'public' url

4f7e1b4

Merge remote-tracking branch 'origin/main' into feat/socket-remake

28109ce

Merge remote-tracking branch 'origin/main' into feat/socket-remake

c6d8598

fix: only listen on socket in nuxt v4 or if NUXT_SOCKET=1

4742d66

Merge remote-tracking branch 'origin/main' into feat/socket-remake

3bc27cb

danielroe marked this pull request as ready for review July 1, 2025 12:27

danielroe added 2 commits July 1, 2025 13:34

test: run benchmark with socket

62a6820

fix: also respect socket option on restart

5645518

danielroe merged commit 99b4136 into main Jul 1, 2025
14 checks passed

danielroe deleted the feat/socket-remake branch July 1, 2025 13:34

github-actions bot mentioned this pull request Jul 1, 2025

v3.26.0 #900

Merged

danielroe mentioned this pull request Jul 7, 2025

fix(dev): ensure we listen on port if _PORT is set #940

Merged

6 tasks

Eazash mentioned this pull request Sep 17, 2025

perf(create-nuxt): refactor for improved tree-shaking #1044

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perf(dev): use socket to proxy connections to dev server#921

perf(dev): use socket to proxy connections to dev server#921
danielroe merged 8 commits intomainfrom
feat/socket-remake

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❓ Type of change

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🚧 TODO

🚧 Issues to investigate

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CodSpeed Performance Report

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danielroe commented Jun 18, 2025 •

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