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use webpack resolve api to resolve in externals config #21205

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merged 2 commits into from Jan 17, 2021

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sokra
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@sokra sokra commented Jan 15, 2021

This fixes a rebuild performance issue in webpack 5.

@ijjk
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ijjk commented Jan 15, 2021

Stats from current PR

Default Server Mode (Decrease detected ✓)
General Overall increase ⚠️
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
buildDuration 10.1s 10.3s ⚠️ +190ms
nodeModulesSize 77.5 MB 77.6 MB ⚠️ +25.2 kB
Page Load Tests Overall decrease ⚠️
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
/ failed reqs 0 0
/ total time (seconds) 2.065 2.013 -0.05
/ avg req/sec 1210.93 1242.07 +31.14
/error-in-render failed reqs 0 0
/error-in-render total time (seconds) 1.26 1.315 ⚠️ +0.05
/error-in-render avg req/sec 1984.05 1900.55 ⚠️ -83.5
Client Bundles (main, webpack, commons)
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
677f882d2ed8..43e3.js gzip 13.1 kB 13.1 kB
framework.HASH.js gzip 39 kB 39 kB
main-712e20f..aa05.js gzip 6.63 kB 6.63 kB
webpack-50be..df5b.js gzip 751 B 751 B
Overall change 59.4 kB 59.4 kB
Legacy Client Bundles (polyfills)
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
polyfills-af..9390.js gzip 31.3 kB 31.3 kB
Overall change 31.3 kB 31.3 kB
Client Pages
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
_app-2a09aa2..4a98.js gzip 1.28 kB 1.28 kB
_error-8b758..aef6.js gzip 3.46 kB 3.46 kB
hooks-c71ae4..70cd.js gzip 887 B 887 B
index-bbee2f..528b.js gzip 227 B 227 B
link-7faf09b..eba4.js gzip 1.64 kB 1.64 kB
routerDirect..bf84.js gzip 303 B 303 B
withRouter-a..5826.js gzip 302 B 302 B
Overall change 8.09 kB 8.09 kB
Client Build Manifests
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
_buildManifest.js gzip 321 B 321 B
Overall change 321 B 321 B
Rendered Page Sizes
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
index.html gzip 615 B 615 B
link.html gzip 620 B 620 B
withRouter.html gzip 608 B 608 B
Overall change 1.84 kB 1.84 kB

Serverless Mode
General Overall increase ⚠️
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
buildDuration 12.2s 12s -240ms
nodeModulesSize 77.5 MB 77.6 MB ⚠️ +25.2 kB
Client Bundles (main, webpack, commons)
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
677f882d2ed8..43e3.js gzip 13.1 kB 13.1 kB
framework.HASH.js gzip 39 kB 39 kB
main-712e20f..aa05.js gzip 6.63 kB 6.63 kB
webpack-50be..df5b.js gzip 751 B 751 B
Overall change 59.4 kB 59.4 kB
Legacy Client Bundles (polyfills)
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
polyfills-af..9390.js gzip 31.3 kB 31.3 kB
Overall change 31.3 kB 31.3 kB
Client Pages
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
_app-2a09aa2..4a98.js gzip 1.28 kB 1.28 kB
_error-8b758..aef6.js gzip 3.46 kB 3.46 kB
hooks-c71ae4..70cd.js gzip 887 B 887 B
index-bbee2f..528b.js gzip 227 B 227 B
link-7faf09b..eba4.js gzip 1.64 kB 1.64 kB
routerDirect..bf84.js gzip 303 B 303 B
withRouter-a..5826.js gzip 302 B 302 B
Overall change 8.09 kB 8.09 kB
Client Build Manifests
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
_buildManifest.js gzip 321 B 321 B
Overall change 321 B 321 B
Serverless bundles
vercel/next.js canary sokra/next.js bugfix/webapck5-rebuild-performance Change
_error.js 1 MB 1 MB
404.html 2.67 kB 2.67 kB
hooks.html 1.92 kB 1.92 kB
index.js 1 MB 1 MB
link.js 1.06 MB 1.06 MB
routerDirect.js 1.05 MB 1.05 MB
withRouter.js 1.05 MB 1.05 MB
Overall change 5.18 MB 5.18 MB
Commit: 336d28f

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Looks great 👍

@timneutkens timneutkens merged commit 9c4d368 into vercel:canary Jan 17, 2021
@sokra sokra deleted the bugfix/webapck5-rebuild-performance branch May 7, 2021 16:48
@vercel vercel locked as resolved and limited conversation to collaborators Jan 28, 2022
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3 participants