René's URL Explorer Experiment


Title: Always disable sync in SQLite cache by ilevkivskyi · Pull Request #21184 · python/mypy · GitHub

Open Graph Title: Always disable sync in SQLite cache by ilevkivskyi · Pull Request #21184 · python/mypy

X Title: Always disable sync in SQLite cache by ilevkivskyi · Pull Request #21184 · python/mypy

Description: Optional static typing for Python. Contribute to python/mypy development by creating an account on GitHub.

Open Graph Description: Fixes #21176 This seems to resolve all the HDD performance issues. Although this makes cache less durable, this is fine, as FS is not perfect in this sense either (and it doesn't really need to...

X Description: Fixes #21176 This seems to resolve all the HDD performance issues. Although this makes cache less durable, this is fine, as FS is not perfect in this sense either (and it doesn't really nee...

Opengraph URL: https://github.com/python/mypy/pull/21184

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-noncev2:8ddbdd18-a5e7-b1c3-0529-1f2107b6a7b4
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idB4EA:1468A2:14D9948:1DE7C38:6A58CEF3
html-safe-nonce29ce9c0ca22e585085119f445106f2bdc999a68055e403ddd8f46c1f01de74ba
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJCNEVBOjE0NjhBMjoxNEQ5OTQ4OjFERTdDMzg6NkE1OENFRjMiLCJ2aXNpdG9yX2lkIjoiODk3Mzg4NzI3NTQyOTA1NjI0MyIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac0590f403b7a121f8af8187eccc6025151e095f559e3912a0284c16b011083308
hovercard-subject-tagpull_request:3500298420
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/python/mypy/21184/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/21ce6dc0409255968eb357849a13a24ca01aedc2ee94a445b460df2ea0010096/python/mypy/pull/21184
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/21ce6dc0409255968eb357849a13a24ca01aedc2ee94a445b460df2ea0010096/python/mypy/pull/21184
og:image:altFixes #21176 This seems to resolve all the HDD performance issues. Although this makes cache less durable, this is fine, as FS is not perfect in this sense either (and it doesn't really need to...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernameilevkivskyi
hostnamegithub.com
expected-hostnamegithub.com
None5f2a0c7865178af3d91dd9f13b0cdfc3c73a2529c873d2780bb4c01271a57ec6
turbo-cache-controlno-cache
go-importgithub.com/python/mypy git https://github.com/python/mypy.git
octolytics-dimension-user_id1525981
octolytics-dimension-user_loginpython
octolytics-dimension-repository_id7053637
octolytics-dimension-repository_nwopython/mypy
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id7053637
octolytics-dimension-repository_network_root_nwopython/mypy
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
release8aae7b8d6caacacf5c66eaeb2702d8dc88d85b4a
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/python/mypy/pull/21184#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fmypy%2Fpull%2F21184
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/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/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/enterprise/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%2Fpython%2Fmypy%2Fpull%2F21184
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=python%2Fmypy
Reloadhttps://github.com/python/mypy/pull/21184
Reloadhttps://github.com/python/mypy/pull/21184
Reloadhttps://github.com/python/mypy/pull/21184
Please reload this pagehttps://github.com/python/mypy/pull/21184
python https://github.com/python
mypyhttps://github.com/python/mypy
Please reload this pagehttps://github.com/python/mypy/pull/21184
Notifications https://github.com/login?return_to=%2Fpython%2Fmypy
Fork 3.2k https://github.com/login?return_to=%2Fpython%2Fmypy
Star 20.5k https://github.com/login?return_to=%2Fpython%2Fmypy
Code https://github.com/python/mypy
Issues 2.7k https://github.com/python/mypy/issues
Pull requests 466 https://github.com/python/mypy/pulls
Actions https://github.com/python/mypy/actions
Projects https://github.com/python/mypy/projects
Wiki https://github.com/python/mypy/wiki
Security and quality 0 https://github.com/python/mypy/security
Insights https://github.com/python/mypy/pulse
Code https://github.com/python/mypy
Issues https://github.com/python/mypy/issues
Pull requests https://github.com/python/mypy/pulls
Actions https://github.com/python/mypy/actions
Projects https://github.com/python/mypy/projects
Wiki https://github.com/python/mypy/wiki
Security and quality https://github.com/python/mypy/security
Insights https://github.com/python/mypy/pulse
ilevkivskyihttps://github.com/ilevkivskyi
python:masterhttps://github.com/python/mypy/tree/master
ilevkivskyi:always-sync-offhttps://github.com/ilevkivskyi/mypy/tree/always-sync-off
Conversationhttps://github.com/python/mypy/pull/21184
Commits1 (1)https://github.com/python/mypy/pull/21184/commits
Checkshttps://github.com/python/mypy/pull/21184/checks
Files changedhttps://github.com/python/mypy/pull/21184/files
Always disable sync in SQLite cachehttps://github.com/python/mypy/pull/21184#top
ilevkivskyihttps://github.com/ilevkivskyi
python:masterhttps://github.com/python/mypy/tree/master
ilevkivskyi:always-sync-offhttps://github.com/ilevkivskyi/mypy/tree/always-sync-off
https://github.com/ilevkivskyi
ilevkivskyihttps://github.com/ilevkivskyi
Apr 7, 2026https://github.com/python/mypy/pull/21184#issue-4220848591
#21176https://github.com/python/mypy/issues/21176
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/ilevkivskyi
Always disable sync in SQLite cachehttps://github.com/python/mypy/pull/21184/commits/94e59f08d2d0f0236efe022d4db71e6031e8d057
94e59f0https://github.com/python/mypy/pull/21184/commits/94e59f08d2d0f0236efe022d4db71e6031e8d057
https://github.com/ilevkivskyi
ilevkivskyihttps://github.com/ilevkivskyi
JukkaLhttps://github.com/JukkaL
hauntsaninjahttps://github.com/hauntsaninja
April 7, 2026 22:05https://github.com/python/mypy/pull/21184#event-24275134887
https://github.com/apps/github-actions
github-actionshttps://github.com/apps/github-actions
Apr 7, 2026https://github.com/python/mypy/pull/21184#issuecomment-4202564184
mypy_primerhttps://github.com/hauntsaninja/mypy_primer
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/JukkaL
JukkaLhttps://github.com/JukkaL
Apr 8, 2026 https://github.com/python/mypy/pull/21184#pullrequestreview-4074206660
View reviewed changes https://github.com/python/mypy/pull/21184/files/94e59f08d2d0f0236efe022d4db71e6031e8d057
https://github.com/JukkaL
JukkaLhttps://github.com/JukkaL
Apr 8, 2026 https://github.com/python/mypy/pull/21184#pullrequestreview-4074212424
View reviewed changes https://github.com/python/mypy/pull/21184/files/94e59f08d2d0f0236efe022d4db71e6031e8d057
mypy/metastore.pyhttps://github.com/python/mypy/pull/21184/files/94e59f08d2d0f0236efe022d4db71e6031e8d057#diff-e643c82d5da52ce79a63c82f9a79e1ec1ad25e9077e366aa2ab9ad6c7f262c27
JukkaLhttps://github.com/JukkaL
Apr 8, 2026https://github.com/python/mypy/pull/21184#discussion_r3050490620
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/ilevkivskyi
ilevkivskyihttps://github.com/ilevkivskyi
c8f4074https://github.com/python/mypy/commit/c8f407456297a026857a908f9414a5eb21e982ed
Apr 8, 2026https://github.com/python/mypy/pull/21184#event-24290233104
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/ilevkivskyi
ilevkivskyihttps://github.com/ilevkivskyi
April 8, 2026 09:46https://github.com/python/mypy/pull/21184#event-24290235734
https://github.com/cburroughs
cburroughshttps://github.com/cburroughs
Apr 8, 2026https://github.com/python/mypy/pull/21184#issuecomment-4206895881
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/ilevkivskyi
ilevkivskyihttps://github.com/ilevkivskyi
Apr 8, 2026https://github.com/python/mypy/pull/21184#issuecomment-4206950614
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/cburroughs
cburroughshttps://github.com/cburroughs
Apr 8, 2026 https://github.com/python/mypy/pull/21184#ref-issue-4225522996
support "PRAGMA synchronous=OFF" design from mypy pantsbuild/pants#23232 https://github.com/pantsbuild/pants/issues/23232
https://github.com/JukkaL
JukkaLhttps://github.com/JukkaL
Apr 8, 2026https://github.com/python/mypy/pull/21184#issuecomment-4207965111
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/cburroughs
cburroughshttps://github.com/cburroughs
Apr 8, 2026https://github.com/python/mypy/pull/21184#issuecomment-4208869266
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/ilevkivskyi
ilevkivskyihttps://github.com/ilevkivskyi
Apr 9, 2026 https://github.com/python/mypy/pull/21184#ref-issue-3887960566
1.20 and 2.0 Release Planning #20726 https://github.com/python/mypy/issues/20726
hauntsaninjahttps://github.com/hauntsaninja
Apr 12, 2026 https://github.com/python/mypy/pull/21184#ref-commit-842e492
https://github.com/ilevkivskyi
https://github.com/hauntsaninja
Always disable sync in SQLite cache (https://github.com/python/mypy/commit/842e4927738264949e969df0c2ee285a13594d06
#21184https://github.com/python/mypy/pull/21184
)https://github.com/python/mypy/commit/842e4927738264949e969df0c2ee285a13594d06
842e492https://github.com/python/mypy/commit/842e4927738264949e969df0c2ee285a13594d06
#21176https://github.com/python/mypy/issues/21176
nicopausshttps://github.com/nicopauss
Jun 4, 2026 https://github.com/python/mypy/pull/21184#ref-commit-aa6c7f5
https://github.com/renovate-bot
chore(deps): update dependency mypy to v1.20.1 (r2026)https://github.com/Intersec/lib-common/commit/aa6c7f527eb61cf06d0b2dc89ceeb0625e56c829
aa6c7f5https://github.com/Intersec/lib-common/commit/aa6c7f527eb61cf06d0b2dc89ceeb0625e56c829
https://github.com/python/mypy/blob/HEAD/CHANGELOG.md#Mypy-1201https://github.com/python/mypy/blob/HEAD/CHANGELOG.md#Mypy-1201
python/mypy#21184https://github.com/python/mypy/pull/21184
python/mypy#21193https://github.com/python/mypy/pull/21193
python/mypy#21186https://github.com/python/mypy/pull/21186
python/mypy#21192https://github.com/python/mypy/pull/21192
python/mypy#21174https://github.com/python/mypy/pull/21174
python/mypy#21153https://github.com/python/mypy/pull/21153
python/mypy#21151https://github.com/python/mypy/pull/21151
python/mypy#21150https://github.com/python/mypy/pull/21150
python/mypy#21144https://github.com/python/mypy/pull/21144
python/mypy#21142https://github.com/python/mypy/pull/21142
python/mypy#21139https://github.com/python/mypy/pull/21139
python/mypy@v1.19.1...v1.20.0https://github.com/python/mypy/compare/v1.19.1...v1.20.0
https://github.co/hiddenchars
https://github.com/python/mypy/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%2Fpython%2Fmypy%2Fpull%2F21184
https://github.com/JukkaL
JukkaL https://github.com/JukkaL
https://github.com/python/mypy/pull/21184/files/94e59f08d2d0f0236efe022d4db71e6031e8d057
https://github.com/hauntsaninja
hauntsaninja https://github.com/hauntsaninja
Very bad performance with SQLite cache (on a Linux machine with HDD) https://github.com/python/mypy/issues/21176
Please reload this pagehttps://github.com/python/mypy/pull/21184
https://github.com/ilevkivskyi
https://github.com/cburroughs
https://github.com/JukkaL
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.