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Disable build caches for production/staging/force-preview deploys#92792

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mmastrac merged 1 commit into
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mmastrac/disable-cache-production
Apr 14, 2026
Merged

Disable build caches for production/staging/force-preview deploys#92792
mmastrac merged 1 commit into
canaryfrom
mmastrac/disable-cache-production

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Summary

Set NEXT_SKIP_BUILD_CACHE=1 as a job-level env var for production, staging, and force-preview deploy targets. Each caching step checks this var:

  • Rust cache (ijjk/rust-cache) — skipped
  • Native binary cache (native-cache.js restore/save) — skipped
  • Turbo remote cache — not passed to Docker builds; set to local for non-Docker builds
  • sccache — env vars not passed to Docker builds

Automated-preview builds (PRs) continue to use all caches as before.

Set NEXT_SKIP_BUILD_CACHE=1 for non-preview deploy targets. When set:
- Rust cache (ijjk/rust-cache) is skipped
- Native binary cache (native-cache.js) restore/save is skipped
- Turbo remote cache is not passed to Docker builds
- Turbo cache is set to local-only for non-Docker builds
- sccache env vars are not passed to Docker builds

This ensures production and staging builds are fully reproducible
from source without any cached artifacts.
@nextjs-bot nextjs-bot added the created-by: Turbopack team PRs by the Turbopack team. label Apr 14, 2026
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Stats from current PR

✅ No significant changes detected

📊 All Metrics
📖 Metrics Glossary

Dev Server Metrics:

  • Listen = TCP port starts accepting connections
  • First Request = HTTP server returns successful response
  • Cold = Fresh build (no cache)
  • Warm = With cached build artifacts

Build Metrics:

  • Fresh = Clean build (no .next directory)
  • Cached = With existing .next directory

Change Thresholds:

  • Time: Changes < 50ms AND < 10%, OR < 2% are insignificant
  • Size: Changes < 1KB AND < 1% are insignificant
  • All other changes are flagged to catch regressions

⚡ Dev Server

Metric Canary PR Change Trend
Cold (Listen) 455ms 456ms ▁▁▁▁█
Cold (Ready in log) 440ms 440ms ▃▄▁▂▁
Cold (First Request) 824ms 823ms █▁███
Warm (Listen) 456ms 456ms ▁▁▁▁▁
Warm (Ready in log) 440ms 440ms ▆▁▅▆▅
Warm (First Request) 338ms 336ms ▆▄▅▆▅
📦 Dev Server (Webpack) (Legacy)

📦 Dev Server (Webpack)

Metric Canary PR Change Trend
Cold (Listen) 457ms 456ms ▁▅▅▅▅
Cold (Ready in log) 441ms 441ms ▁▁▁▂▁
Cold (First Request) 1.960s 1.978s ▁▄▃▁▃
Warm (Listen) 457ms 456ms ▃▃▃▃▁
Warm (Ready in log) 440ms 441ms ▂▁▁▂▁
Warm (First Request) 1.970s 1.961s ▁▃▂▂▃

⚡ Production Builds

Metric Canary PR Change Trend
Fresh Build 4.040s 4.025s ▄▆▃▃▃
Cached Build 4.070s 4.071s ▁█▂▁▄
📦 Production Builds (Webpack) (Legacy)

📦 Production Builds (Webpack)

Metric Canary PR Change Trend
Fresh Build 14.651s 14.656s ▁▁▂▂▁
Cached Build 14.721s 14.758s ▁▁▁▂▁
node_modules Size 493 MB 493 MB █▇▇▁▇
📦 Bundle Sizes

Bundle Sizes

⚡ Turbopack

Client

Main Bundles
Canary PR Change
003q3zf-_j90o.js gzip 154 B N/A -
053b9v5j96uu_.js gzip 8.56 kB N/A -
07rxhp_1_g4mu.js gzip 13.1 kB N/A -
096aa2uod0_wa.js gzip 9.82 kB N/A -
0cz1d0mv5g_q7.js gzip 39.4 kB 39.4 kB
0ea8vo2o6kp_s.js gzip 13.3 kB N/A -
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0ek_k55_6bo3v.js gzip 156 B N/A -
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0k09jwjeb-tki.js gzip 13.8 kB N/A -
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0kmgih16pb2zy.js gzip 9.24 kB N/A -
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1-z_xm7pzpbeh.js gzip 49.2 kB N/A -
16lhqjoqbznyg.js gzip 220 B 220 B
16vepdkipri3r.js gzip 8.51 kB N/A -
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1cml77k0cjco9.js gzip 168 B N/A -
1elt1qium-r2m.css gzip 115 B 115 B
1ldzw5bsf3-0l.js gzip 158 B N/A -
1rk604e6mevef.js gzip 158 B N/A -
1wj60c-jqsx-n.js gzip 65.5 kB N/A -
1xz7fhgdco-x_.js gzip 8.59 kB N/A -
2__-e_ym8n788.js gzip 450 B N/A -
22o6xd9_ywdu6.js gzip 233 B N/A -
298segop7mz8t.js gzip 155 B N/A -
2k1q_gre6hp0-.js gzip 8.56 kB N/A -
2kvj8yrfznmwx.js gzip 5.69 kB N/A -
2rw6naw2b83yz.js gzip 155 B N/A -
2sgqisp4604si.js gzip 8.51 kB N/A -
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3-gysh_p9nr43.js gzip 154 B N/A -
32vddve-rleg-.js gzip 155 B N/A -
342ijzvrpe53h.js gzip 2.29 kB N/A -
3r9j-437x-6se.js gzip 70.8 kB N/A -
3v9s-fz24f8oo.js gzip 10.4 kB N/A -
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420pn_b9x-3ir.js gzip 8.62 kB N/A -
44un3--wmqiyh.js gzip 7.61 kB N/A -
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turbopack-03..-ma2.js gzip 4.19 kB N/A -
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turbopack-1e..mq-a.js gzip 4.19 kB N/A -
turbopack-1m..v-xx.js gzip 4.19 kB N/A -
turbopack-1p..9plq.js gzip 4.19 kB N/A -
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turbopack-2h..9hvz.js gzip 4.19 kB N/A -
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turbopack-41..k4t0.js gzip 4.19 kB N/A -
turbopack-43..kpg1.js gzip 4.2 kB N/A -
03_szppy5nakp.js gzip N/A 49.2 kB -
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32sifemopndov.js gzip N/A 10.4 kB -
368lim5wq0o0r.js gzip N/A 12.9 kB -
37eq851j9q6mo.js gzip N/A 154 B -
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3dy48ip094dzs.js gzip N/A 65.5 kB -
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3qu7g1q2l_x2n.js gzip N/A 9.24 kB -
43j6fjudq0a3_.js gzip N/A 8.62 kB -
turbopack-02..3z3o.js gzip N/A 4.19 kB -
turbopack-0a..ouyp.js gzip N/A 4.19 kB -
turbopack-0g..wffw.js gzip N/A 4.19 kB -
turbopack-0j..oeej.js gzip N/A 4.19 kB -
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turbopack-1g..agy-.js gzip N/A 4.19 kB -
turbopack-1n.._k1i.js gzip N/A 4.19 kB -
turbopack-1s..731r.js gzip N/A 4.19 kB -
turbopack-26..d_-r.js gzip N/A 4.19 kB -
turbopack-2u..rxmd.js gzip N/A 4.19 kB -
turbopack-36..u4h0.js gzip N/A 4.17 kB -
turbopack-3h..f3i2.js gzip N/A 4.19 kB -
turbopack-3m..ykcb.js gzip N/A 4.19 kB -
turbopack-44..-s4x.js gzip N/A 4.19 kB -
Total 465 kB 465 kB ⚠️ +53 B

Server

Middleware
Canary PR Change
middleware-b..fest.js gzip 716 B 717 B
Total 716 B 717 B ⚠️ +1 B
Build Details
Build Manifests
Canary PR Change
_buildManifest.js gzip 435 B 434 B
Total 435 B 434 B ✅ -1 B

📦 Webpack

Client

Main Bundles
Canary PR Change
2637-HASH.js gzip 4.63 kB N/A -
7724.HASH.js gzip 169 B N/A -
8274-HASH.js gzip 61.3 kB N/A -
8817-HASH.js gzip 5.59 kB N/A -
c3500254-HASH.js gzip 62.8 kB N/A -
framework-HASH.js gzip 59.7 kB 59.7 kB
main-app-HASH.js gzip 254 B 254 B
main-HASH.js gzip 39.4 kB 39.4 kB
webpack-HASH.js gzip 1.68 kB 1.68 kB
5887-HASH.js gzip N/A 5.61 kB -
6522-HASH.js gzip N/A 60.7 kB -
6779-HASH.js gzip N/A 4.63 kB -
8854.HASH.js gzip N/A 169 B -
eab920f9-HASH.js gzip N/A 62.8 kB -
Total 235 kB 235 kB ✅ -620 B
Polyfills
Canary PR Change
polyfills-HASH.js gzip 39.4 kB 39.4 kB
Total 39.4 kB 39.4 kB
Pages
Canary PR Change
_app-HASH.js gzip 193 B 193 B
_error-HASH.js gzip 182 B 182 B
css-HASH.js gzip 333 B 334 B
dynamic-HASH.js gzip 1.81 kB 1.8 kB
edge-ssr-HASH.js gzip 255 B 255 B
head-HASH.js gzip 353 B 349 B 🟢 4 B (-1%)
hooks-HASH.js gzip 384 B 382 B
image-HASH.js gzip 581 B 581 B
index-HASH.js gzip 260 B 259 B
link-HASH.js gzip 2.51 kB 2.51 kB
routerDirect..HASH.js gzip 316 B 318 B
script-HASH.js gzip 386 B 386 B
withRouter-HASH.js gzip 313 B 314 B
1afbb74e6ecf..834.css gzip 106 B 106 B
Total 7.98 kB 7.97 kB ✅ -10 B

Server

Edge SSR
Canary PR Change
edge-ssr.js gzip 126 kB 126 kB
page.js gzip 273 kB 272 kB
Total 398 kB 398 kB ✅ -404 B
Middleware
Canary PR Change
middleware-b..fest.js gzip 619 B 617 B
middleware-r..fest.js gzip 156 B 156 B
middleware.js gzip 44.3 kB 44.2 kB
edge-runtime..pack.js gzip 842 B 842 B
Total 45.9 kB 45.8 kB ✅ -92 B
Build Details
Build Manifests
Canary PR Change
_buildManifest.js gzip 721 B 720 B
Total 721 B 720 B ✅ -1 B
Build Cache
Canary PR Change
0.pack gzip 4.38 MB 4.38 MB
index.pack gzip 112 kB 114 kB 🔴 +2.18 kB (+2%)
index.pack.old gzip 116 kB 115 kB
Total 4.61 MB 4.61 MB ⚠️ +3.56 kB

🔄 Shared (bundler-independent)

Runtimes
Canary PR Change
app-page-exp...dev.js gzip 346 kB 346 kB
app-page-exp..prod.js gzip 192 kB 192 kB
app-page-tur...dev.js gzip 346 kB 346 kB
app-page-tur..prod.js gzip 192 kB 192 kB
app-page-tur...dev.js gzip 342 kB 342 kB
app-page-tur..prod.js gzip 190 kB 190 kB
app-page.run...dev.js gzip 343 kB 343 kB
app-page.run..prod.js gzip 190 kB 190 kB
app-route-ex...dev.js gzip 77 kB 77 kB
app-route-ex..prod.js gzip 52.5 kB 52.5 kB
app-route-tu...dev.js gzip 77.1 kB 77.1 kB
app-route-tu..prod.js gzip 52.6 kB 52.6 kB
app-route-tu...dev.js gzip 76.7 kB 76.7 kB
app-route-tu..prod.js gzip 52.3 kB 52.3 kB
app-route.ru...dev.js gzip 76.6 kB 76.6 kB
app-route.ru..prod.js gzip 52.3 kB 52.3 kB
dist_client_...dev.js gzip 324 B 324 B
dist_client_...dev.js gzip 326 B 326 B
dist_client_...dev.js gzip 318 B 318 B
dist_client_...dev.js gzip 317 B 317 B
pages-api-tu...dev.js gzip 43.9 kB 43.9 kB
pages-api-tu..prod.js gzip 33.5 kB 33.5 kB
pages-api.ru...dev.js gzip 43.9 kB 43.9 kB
pages-api.ru..prod.js gzip 33.5 kB 33.5 kB
pages-turbo....dev.js gzip 53.3 kB 53.3 kB
pages-turbo...prod.js gzip 39.1 kB 39.1 kB
pages.runtim...dev.js gzip 53.3 kB 53.3 kB
pages.runtim..prod.js gzip 39.1 kB 39.1 kB
server.runti..prod.js gzip 62.9 kB 62.9 kB
Total 3.06 MB 3.06 MB ⚠️ +1 B
📎 Tarball URL
https://vercel-packages.vercel.app/next/commits/3d1591b9831ca05b4c5ad20615988c379908085c/next

@mmastrac mmastrac enabled auto-merge (squash) April 14, 2026 18:44
@mmastrac mmastrac merged commit 94e9fa6 into canary Apr 14, 2026
184 checks passed
@mmastrac mmastrac deleted the mmastrac/disable-cache-production branch April 14, 2026 18:45
mmastrac added a commit that referenced this pull request Apr 14, 2026
Fixes the turbo cache flag from `--cache=local` (invalid) to `--force`.

Follow-up to #92792.
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