René's URL Explorer Experiment


Title: src: improve compile cache performance and size by anonrig · Pull Request #63861 · nodejs/node · GitHub

Open Graph Title: src: improve compile cache performance and size by anonrig · Pull Request #63861 · nodejs/node

X Title: src: improve compile cache performance and size by anonrig · Pull Request #63861 · nodejs/node

Description: Node.js JavaScript runtime ✨🐢🚀✨. Contribute to nodejs/node development by creating an account on GitHub.

Open Graph Description: Improves the on-disk compile cache (NODE_COMPILE_CACHE / module.enableCompileCache()): Read path: read cache files with a single exactly-sized read (using the file size from fstat) instead of an e...

X Description: Improves the on-disk compile cache (NODE_COMPILE_CACHE / module.enableCompileCache()): Read path: read cache files with a single exactly-sized read (using the file size from fstat) instead of an e...

Opengraph URL: https://github.com/nodejs/node/pull/63861

X: @github

direct link

Domain: github.com

route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:e74fdf5f-6636-df38-5e37-43123f9938d8
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idCB78:5DDE1:26D461F:378736A:6A4BFBAF
html-safe-nonce091e70429391dde772bf1220edc45944001cb3b8f89233c7bdd21b401a25fcc5
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDQjc4OjVEREUxOjI2RDQ2MUY6Mzc4NzM2QTo2QTRCRkJBRiIsInZpc2l0b3JfaWQiOiI4NDMwOTM2ODIwMDQwODU4NTQzIiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmac469e270d1cbb7abdae54caa24dc03f2fed5c26fa609fafad1b1c1a69922c43c2
hovercard-subject-tagpull_request:3850703620
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/nodejs/node/63861/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/fe37f2c72678b5d840aee0177e15c2c0005cc11203ef993bc0c731d42575165d/nodejs/node/pull/63861
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/fe37f2c72678b5d840aee0177e15c2c0005cc11203ef993bc0c731d42575165d/nodejs/node/pull/63861
og:image:altImproves the on-disk compile cache (NODE_COMPILE_CACHE / module.enableCompileCache()): Read path: read cache files with a single exactly-sized read (using the file size from fstat) instead of an e...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernameanonrig
hostnamegithub.com
expected-hostnamegithub.com
None0f5d3ba365b3985d75c32a5957c8635488d58dcf027ae6ae958eee7edaa306a2
turbo-cache-controlno-cache
go-importgithub.com/nodejs/node git https://github.com/nodejs/node.git
octolytics-dimension-user_id9950313
octolytics-dimension-user_loginnodejs
octolytics-dimension-repository_id27193779
octolytics-dimension-repository_nwonodejs/node
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id27193779
octolytics-dimension-repository_network_root_nwonodejs/node
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release6c542436f9c7282f518e9ec7bc5a3adff20a13fd
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/nodejs/node/pull/63861#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode%2Fpull%2F63861
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode%2Fpull%2F63861
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=nodejs%2Fnode
Reloadhttps://github.com/nodejs/node/pull/63861
Reloadhttps://github.com/nodejs/node/pull/63861
Reloadhttps://github.com/nodejs/node/pull/63861
Please reload this pagehttps://github.com/nodejs/node/pull/63861
nodejs https://github.com/nodejs
nodehttps://github.com/nodejs/node
Please reload this pagehttps://github.com/nodejs/node/pull/63861
Notifications https://github.com/login?return_to=%2Fnodejs%2Fnode
Fork 36k https://github.com/login?return_to=%2Fnodejs%2Fnode
Star 118k https://github.com/login?return_to=%2Fnodejs%2Fnode
Code https://github.com/nodejs/node
Issues 1.4k https://github.com/nodejs/node/issues
Pull requests 967 https://github.com/nodejs/node/pulls
Actions https://github.com/nodejs/node/actions
Projects https://github.com/nodejs/node/projects
Security and quality 0 https://github.com/nodejs/node/security
Insights https://github.com/nodejs/node/pulse
Code https://github.com/nodejs/node
Issues https://github.com/nodejs/node/issues
Pull requests https://github.com/nodejs/node/pulls
Actions https://github.com/nodejs/node/actions
Projects https://github.com/nodejs/node/projects
Security and quality https://github.com/nodejs/node/security
Insights https://github.com/nodejs/node/pulse
anonrighttps://github.com/anonrig
nodejs:mainhttps://github.com/nodejs/node/tree/main
anonrig:compile-cache-perfhttps://github.com/anonrig/node/tree/compile-cache-perf
Conversationhttps://github.com/nodejs/node/pull/63861
Commits3 (3)https://github.com/nodejs/node/pull/63861/commits
Checkshttps://github.com/nodejs/node/pull/63861/checks
Files changedhttps://github.com/nodejs/node/pull/63861/files
src: improve compile cache performance and sizehttps://github.com/nodejs/node/pull/63861#top
anonrighttps://github.com/anonrig
nodejs:mainhttps://github.com/nodejs/node/tree/main
anonrig:compile-cache-perfhttps://github.com/anonrig/node/tree/compile-cache-perf
https://github.com/anonrig
anonrighttps://github.com/anonrig
Jun 11, 2026https://github.com/nodejs/node/pull/63861#issue-4644559366
Please reload this pagehttps://github.com/nodejs/node/pull/63861
https://github.com/nodejs-github-bot
nodejs-github-bothttps://github.com/nodejs-github-bot
c++ https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Ac%2B%2B
lib / src https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3A%22lib%20%2F%20src%22
needs-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Aneeds-ci
Jun 11, 2026https://github.com/nodejs/node/pull/63861#event-26648463797
https://github.com/nodejs-github-bot
nodejs-github-bothttps://github.com/nodejs-github-bot
Jun 11, 2026https://github.com/nodejs/node/pull/63861#issuecomment-4685526061
Please reload this pagehttps://github.com/nodejs/node/pull/63861
https://github.com/anonrig
anonrighttps://github.com/anonrig
addaleaxhttps://github.com/addaleax
jasnellhttps://github.com/jasnell
joyeecheunghttps://github.com/joyeecheung
June 11, 2026 22:14https://github.com/nodejs/node/pull/63861#event-26648635681
https://github.com/anonrig
anonrighttps://github.com/anonrig
Jun 11, 2026https://github.com/nodejs/node/pull/63861#issuecomment-4685691919
Please reload this pagehttps://github.com/nodejs/node/pull/63861
https://github.com/anonrig
src: improve compile cache performance and sizehttps://github.com/nodejs/node/pull/63861/commits/fb86fb925aa70e9cdb62727cd049d220ce7af8d0
fb86fb9https://github.com/nodejs/node/pull/63861/commits/fb86fb925aa70e9cdb62727cd049d220ce7af8d0
https://github.com/anonrig
anonrighttps://github.com/anonrig
force-pushedhttps://github.com/nodejs/node/compare/816f4ef4f258d571713b4c926845e070842215b5..0cf88180d2bd7d72b88784429a42ff064cb212af
816f4efhttps://github.com/nodejs/node/commit/816f4ef4f258d571713b4c926845e070842215b5
0cf8818https://github.com/nodejs/node/commit/0cf88180d2bd7d72b88784429a42ff064cb212af
Compare https://github.com/nodejs/node/compare/816f4ef4f258d571713b4c926845e070842215b5..0cf88180d2bd7d72b88784429a42ff064cb212af
June 11, 2026 22:38https://github.com/nodejs/node/pull/63861#event-26649283474
https://github.com/anonrig
src: reuse zstd contexts in compile cachehttps://github.com/nodejs/node/pull/63861/commits/f427fb358c8fc9568ab1daa4314f130804ccdecc
f427fb3https://github.com/nodejs/node/pull/63861/commits/f427fb358c8fc9568ab1daa4314f130804ccdecc
https://github.com/anonrig
anonrighttps://github.com/anonrig
force-pushedhttps://github.com/nodejs/node/compare/0cf88180d2bd7d72b88784429a42ff064cb212af..f427fb358c8fc9568ab1daa4314f130804ccdecc
0cf8818https://github.com/nodejs/node/commit/0cf88180d2bd7d72b88784429a42ff064cb212af
f427fb3https://github.com/nodejs/node/commit/f427fb358c8fc9568ab1daa4314f130804ccdecc
Compare https://github.com/nodejs/node/compare/0cf88180d2bd7d72b88784429a42ff064cb212af..f427fb358c8fc9568ab1daa4314f130804ccdecc
June 11, 2026 22:40https://github.com/nodejs/node/pull/63861#event-26649317323
lemirehttps://github.com/lemire
Jun 12, 2026 https://github.com/nodejs/node/pull/63861#ref-commit-b2e11b3
https://github.com/lemire
compile cache: embed zstd dictionary for further size wins (prototype…https://github.com/lemire/node/commit/b2e11b3cbb59dc763d64af4d4e3ef55e5abab51a
b2e11b3https://github.com/lemire/node/commit/b2e11b3cbb59dc763d64af4d4e3ef55e5abab51a
nodejs#63861https://github.com/nodejs/node/pull/63861
nodejs#63861https://github.com/nodejs/node/pull/63861
nodejs#63861https://github.com/nodejs/node/pull/63861
https://github.com/lemire
lemirehttps://github.com/lemire
Jun 12, 2026 https://github.com/nodejs/node/pull/63861#pullrequestreview-4481519975
View reviewed changes https://github.com/nodejs/node/pull/63861/files/f427fb358c8fc9568ab1daa4314f130804ccdecc
https://github.com/joyeecheung
joyeecheunghttps://github.com/joyeecheung
Jun 12, 2026https://github.com/nodejs/node/pull/63861#issuecomment-4686339668
Please reload this pagehttps://github.com/nodejs/node/pull/63861
Please reload this pagehttps://github.com/nodejs/node/pull/63861
lemirehttps://github.com/lemire
Jun 12, 2026 https://github.com/nodejs/node/pull/63861#ref-commit-68784f3
https://github.com/lemire
src: embed zstd dictionary for further compile cache size winshttps://github.com/lemire/node/commit/68784f3afa4dc5cad5926169212e53cabcd7ac51
68784f3https://github.com/lemire/node/commit/68784f3afa4dc5cad5926169212e53cabcd7ac51
nodejs#63861https://github.com/nodejs/node/pull/63861
nodejs#63861https://github.com/nodejs/node/pull/63861
lemirehttps://github.com/lemire
Jun 12, 2026 https://github.com/nodejs/node/pull/63861#ref-commit-d1f9074
https://github.com/lemire
src: embed zstd dictionary for further compile cache size winshttps://github.com/lemire/node/commit/d1f9074ef54ba475a5b25832c75a2a885fc15cd7
d1f9074https://github.com/lemire/node/commit/d1f9074ef54ba475a5b25832c75a2a885fc15cd7
nodejs#63861https://github.com/nodejs/node/pull/63861
nodejs#63861https://github.com/nodejs/node/pull/63861
https://github.com/lemire
lemirehttps://github.com/lemire
Jun 12, 2026 https://github.com/nodejs/node/pull/63861#ref-pullrequest-4645477636
src: embed zstd dictionary for further compile cache size wins anonrig/node#16 https://github.com/anonrig/node/pull/16
https://github.com/lemire
https://github.com/anonrig
src: embed zstd dictionary for further compile cache size winshttps://github.com/nodejs/node/pull/63861/commits/a6273b1f4a46d5c8150978a342b25e02150f516a
a6273b1https://github.com/nodejs/node/pull/63861/commits/a6273b1f4a46d5c8150978a342b25e02150f516a
nodejs#63861https://github.com/nodejs/node/pull/63861
nodejs#63861https://github.com/nodejs/node/pull/63861
https://github.com/addaleax
addaleaxhttps://github.com/addaleax
Jun 12, 2026 https://github.com/nodejs/node/pull/63861#pullrequestreview-4483879195
View reviewed changes https://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a
src/compile_cache_zstd.dicthttps://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a#diff-7cf8220aaaa420806d0f08282c96d20a194d14a31c0b292f5e64e0dd17a226e9
addaleaxhttps://github.com/addaleax
Jun 12, 2026https://github.com/nodejs/node/pull/63861#discussion_r3401880867
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/63861
addaleaxhttps://github.com/addaleax
Jun 13, 2026https://github.com/nodejs/node/pull/63861#discussion_r3408724495
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
@anonrighttps://github.com/anonrig
Please reload this pagehttps://github.com/nodejs/node/pull/63861
anonrighttps://github.com/anonrig
Jun 13, 2026https://github.com/nodejs/node/pull/63861#discussion_r3408757137
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/63861
addaleaxhttps://github.com/addaleax
Jun 14, 2026https://github.com/nodejs/node/pull/63861#discussion_r3409419445
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
https://private-user-images.githubusercontent.com/899444/607581421-83187fdf-dae2-450a-9e90-9f488963d02f.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3ODMzNjQ4MjgsIm5iZiI6MTc4MzM2NDUyOCwicGF0aCI6Ii84OTk0NDQvNjA3NTgxNDIxLTgzMTg3ZmRmLWRhZTItNDUwYS05ZTkwLTlmNDg4OTYzZDAyZi5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjYwNzA2JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI2MDcwNlQxOTAyMDhaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1hNDhhOTYzMDk4NjAzN2VjYzBlZjhhMWYyNTlkMmZkZjdjMTYwNDBjNjdiM2EyNmNhZDViYjZhNDM2MWI4OGYxJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCZyZXNwb25zZS1jb250ZW50LXR5cGU9aW1hZ2UlMkZwbmcifQ.sJhCEmB_-OdJ2xfXgwMhJN65_h6lhd-o0iSJmu3Cb9o
Please reload this pagehttps://github.com/nodejs/node/pull/63861
anonrighttps://github.com/anonrig
Jun 14, 2026https://github.com/nodejs/node/pull/63861#discussion_r3409492785
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/63861
https://github.com/jasnell
jasnellhttps://github.com/jasnell
Jun 14, 2026 https://github.com/nodejs/node/pull/63861#pullrequestreview-4492884242
View reviewed changes https://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a
src/compile_cache.hhttps://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a#diff-d1d0c125eee1885277d57d31a39d2b8d88e760030944573a53f6882431e13012
jasnellhttps://github.com/jasnell
Jun 14, 2026https://github.com/nodejs/node/pull/63861#discussion_r3409505363
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/63861
src/compile_cache.cchttps://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a#diff-774bfbe806c939d2ad318fe5ebbdaf1a7c05ebfa38f240771fd81e0d937bd73f
jasnellhttps://github.com/jasnell
Jun 14, 2026https://github.com/nodejs/node/pull/63861#discussion_r3409509063
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/63861
https://github.co/hiddenchars
https://github.com/nodejs/node/pull/{{ revealButtonHref }}
Sign up for freehttps://github.com/join?source=comment-repo
Sign in to commenthttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode%2Fpull%2F63861
https://github.com/jasnell
jasnell https://github.com/jasnell
https://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a
https://github.com/addaleax
addaleax https://github.com/addaleax
https://github.com/nodejs/node/pull/63861/files/a6273b1f4a46d5c8150978a342b25e02150f516a
https://github.com/lemire
lemire https://github.com/lemire
https://github.com/nodejs/node/pull/63861/files/f427fb358c8fc9568ab1daa4314f130804ccdecc
https://github.com/joyeecheung
joyeecheung https://github.com/joyeecheung
c++ https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Ac%2B%2B
lib / src https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3A%22lib%20%2F%20src%22
needs-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Aneeds-ci
Please reload this pagehttps://github.com/nodejs/node/pull/63861
https://github.com/anonrig
https://github.com/nodejs-github-bot
https://github.com/joyeecheung
https://github.com/lemire
https://github.com/jasnell
https://github.com/addaleax
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width


URLs of crawlers that visited me.