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Windows Subsystem for Linux

260 mentions on Hacker News by 222 people: 31 stories, 229 comments · first 2016-04-18 · latest 2026-10-10

Mentions per year 260 mentions · busiest year 2020 (40)
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  1. Is it accurate to call this WSL3? WSL 2 was released in 2019, but WSL 2.0.0 was released in 2023 https://github.com/microsoft/WSL/releases/tag/2.0.0
    comment by Randomno · 2026-10-10 · in WSL3 Performance is about 5-60% faster than WSL2 depending on the workload
  2. …I wasn't even aware of the WSLc (WSL3) release. For others, the release info is available here: https://github.com/microsoft/WSL/releases/tag/3.0.1 EDIT: stumbled on the previous HN post here: https://news.ycombinator.com/item?id=49970507
    comment by armcat · 2026-10-10 · in WSL3 Performance is about 5-60% faster than WSL2 depending on the workload
  3. I wouldn't try this yet. I ran into problems with silent failing automount, e.g., https://github.com/microsoft/wsl/issues/40773
    comment by edallme · 2026-06-12 · in WSL 2 is getting faster Windows file system access
  4. There have been massive GitHub issue spams recently, including in Microsoft's WSL repository. https://github.com/microsoft/WSL/issues/40028
    comment by g947o · 2026-03-31 · in Claude Code's source code has been leaked via a map file in their NPM registry
  5. - https://github.com/microsoft/WSL/issues - https://github.com/isce-framework/isce2/issues - https://github.com/home-assistant/frontend/issues - https://github.com/msgpack/msgpack-node/issues
    comment by humanlity · 2026-03-29 · in WSL's GitHub repository is being hit with a wave of Chinese spam issues
  6. …Windows filesystem isn't slow per se, it's a slowness caused by "a thousand cuts" type of problem. https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
    comment by BrouteMinou · 2026-02-06 · in Microsoft open-sources LiteBox, a security-focused library OS
  7. https://github.com/microsoft/WSL/discussions/10579
    comment by 9cb14c1ec0 · 2025-12-01 · in Isn't WSL2 just a VM?
  8. …have moderate success with enabling TRIM systemd service on the distro. Here is the tracking issue: https://github.com/microsoft/WSL/issues/12103 And if nothing works you can still manually optimize. https://superuser.com/questions/1827953/…
    comment by okanat · 2025-12-01 · in Isn't WSL2 just a VM?
  9. I mean inside WSL. E.g. running nested virtual inside WSL env. https://github.com/microsoft/WSL/issues/11216#issuecomment-2... for details.
    comment by nwellinghoff · 2025-10-10 · in Microsoft is plugging more holes that let you use Windows 11 without MS account
  10. …for Linux (WSL)” already that basically does the inverse of this (windows host, Linux VM). https://github.com/microsoft/WSL The feature is a windows subsystem (for running Linux).
    comment by charrondev · 2025-10-09 · in WinBoat: Windows apps on Linux with seamless integration
  11. …code is interacting with foreign APIs, like these API demos do. I think open-source software like https://github.com/microsoft/WSL is probably more representative of what modern C++ companies look like. Plenty of files that just interact…
    comment by jeroenhd · 2025-06-02 · in Writing your own C++ standard library part 2
  12. …me switch to a Mac. Here's how you can lose all your data - and Microsoft engineers won’t care: https://github.com/microsoft/WSL/issues/8992 https://github.com/microsoft/WSL/issues/9830 https://github.com/microsoft/WSL/issues/9049#issuecomm…
    comment by your_challenger · 2025-05-20 · in The Windows Subsystem for Linux is now open source
  13. Do you believe the 600+ people with the same problem here: https://github.com/microsoft/WSL/issues/4197
    comment by ben-schaaf · 2025-05-20 · in The Windows Subsystem for Linux is now open source
  14. …and getting SSL working. 1. https://stackoverflow.com/questions/57580420/wsl-using-a-wsl... 2. https://github.com/microsoft/WSL/issues/5118 3. https://github.com/microsoft/wslg/issues/22
    comment by nicoty · 2025-05-19 · in The Windows Subsystem for Linux is now open source
  15. MIT License: https://github.com/microsoft/WSL/blob/master/LICENSE
    comment by Totoradio · 2025-05-19 · in The Windows Subsystem for Linux is now open source
  16. …maybe). However it’s not perfect, for example I hit this bug when trying to run node a few days ago https://github.com/microsoft/WSL/issues/8219#issuecomment-10... and I don’t think they’re fixing bugs in WSL1 anymore
    comment by brewmarche · 2025-05-19 · in The Windows Subsystem for Linux is now open source
  17. …doesn't handle pasting into Linux apps without introducing Windows CRs. I opened an issue for this https://github.com/microsoft/wslg/issues/1326 but it hasn't gotten a reply. Also, systemd is still pretty sketchy. It takes over 2 minutes…
    comment by nickjj · 2025-05-19 · in The Windows Subsystem for Linux is now open source
  18. I would love if the bug(s) with working on the windows filesystem from within wsl could now be fixed. https://github.com/microsoft/WSL/discussions/9412#discussion...
    comment by blindstitch · 2025-05-19 · in The Windows Subsystem for Linux is now open source
  19. MIT: https://github.com/microsoft/WSL/blob/master/LICENSE
    comment by wging · 2025-05-19 · in The Windows Subsystem for Linux is now open source
  20. Proper link: https://github.com/microsoft/WSL
    comment by p_ing · 2025-05-19 · in Microsoft's Windows Subsystem for Linux is now open-source
  21. …I followed up with a clean, respectful comment asking for clarity or at least a roadmap signal: https://github.com/microsoft/WSL/issues/7973#issuecomment-27... Is there a way to push this without tripping the corporate auto-close bot?
    comment by mshcherbyna99 · 2025-04-07 · in F2FS in Microsoft's WSL2? Closed without any word
  22. …this behaviour: "Zone.Identifier Files when downloading from Windows to WSL file structure" ( https://github.com/microsoft/WSL/issues/7456 )
    comment by Y-bar · 2025-02-12 · in Automating the cleaning of macOS-specific ( ._ and .DS_Store) files on Eject
  23. …two, with many people asking to maintain both. [1] - State of WSL1 · microsoft/WSL · Discussion - https://github.com/microsoft/WSL/discussions/4022#discussion...
    comment by da-x · 2025-02-11 · in Linux as co-operative Windows process (2017)
  24. …desktops. I complained about that before because it screwed up my one-way latency measurements: https://github.com/microsoft/WSL/issues/6310 I solved that problem by RTFM and toggling some settings until I got the same accuracy as Linux:…
    comment by NavinF · 2024-11-23 · in Phased Array Microphone (2023)
  25. No, WSL 2 https://github.com/microsoft/WSL/issues/4901
    comment by rty32 · 2024-11-19 · in DOJ will push Google to sell off Chrome
  26. What measures have you taken to prevent things like this https://github.com/microsoft/WSL/issues/7868
    comment by n_plus_1_acc · 2024-10-01 · in Launch HN: Quetzal (YC S24) – Stripe for Internationalization
  27. …would not call 1 order of magnitude performance penalty for accessing a local file system “little”: https://github.com/microsoft/WSL/issues/4197
    comment by Const-me · 2024-09-10 · in Windows NT vs. Unix: A design comparison
  28. It’s somewhat more complex than “NTFS is slow”. Here’s a good explanation: https://github.com/Microsoft/WSL/issues/873#issuecomment-425... I’ve benchmarked deleting files (around ~65,000 small node_modules sort of files) and it takes 40…
    comment by snazz · 2024-07-27 · in SQLite: 35% Faster Than the Filesystem
  29. …but always thought that most stuff such as LTE, webcam and surface connector wouldn't work [2]. [1] https://github.com/microsoft/WSL/issues/11274#issuecomment-2... [2] https://github.com/linux-surface/surface-pro-x/issues/1#issu...
    comment by maxboone · 2024-07-16 · in A Review of Linux on Surface Pro 4
  30. …We WSL2 users found out the hard way and Microsoft refuses to offer a solution. Relevant issue: https://github.com/microsoft/WSL/issues/7456 Apologies for my post getting snipped, The latest iOS beta keeps randomly eating my text. Apple is…
    comment by eek2121 · 2024-07-03 · in The Origins of DS_store (2006)
  31. …to fix the current WSL virtualization on ARM chips. Something's that's been broken for years now: https://github.com/microsoft/WSL/issues/11274 (also see this as a warning if you are considering a Microsoft ARM device)
    comment by maxboone · 2024-05-21 · in New Arm-Powered Surface Pro and Surface Laptop Aim Directly at Apple Silicon Mac
  32. Beware of randomly truncated output https://github.com/microsoft/WSL/issues/4082
    comment by n_plus_1_acc · 2024-03-25 · in Mutt on Windows Without WSL
  33. …https://superuser.com/questions/1785697/systemd-in-wsl-on-wi... https://github.com/microsoft/WSL/issues/9477 https://askubuntu.com/questions/1132230/unable-to-run-any-sy... People on the whole have no idea how this stuff w
    comment by lproven · 2024-02-28 · in GoboLinux
  34. …at open github issues, some of the most commented, each of which have 1-400+ comments: Jul 2022 https://github.com/microsoft/WSL/issues/8529 "All WSL commands hang (including wsl --shutdown) but WSL is constantly using 30-40% CPU " May…
    comment by switch007 · 2024-02-28 · in VSCode + WSL makes Windows awesome for web development
  35. …network shares, etc working in MSYS2. I use the extra time waiting for WSL2 to get a coffee. [1] https://github.com/microsoft/WSL/issues/4197
    comment by PennRobotics · 2024-02-22 · in Useful Uses of cat
  36. Better source: https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
    comment by layer8 · 2024-01-03 · in Why Linux utilities tend to run poorly on Windows (2018)
  37. * Docker engine and not Docker Desktop in a VM. WSL2 works well after some configuration: https://github.com/microsoft/WSL/issues/6655#issuecomment-11... * Rancher Desktop. * Podman.
    comment by speedgoose · 2023-12-05 · in Ask HN: Best Docker open source alternative?
  38. Seems to more of a Defender issue than a WSL one, see https://github.com/microsoft/WSL/issues/8995 After adding exclusions for the fsnotifier-wsl process and and both variants of the WSL distro path my disk performance was improved. Adding…
    comment by matt_heimer · 2023-12-01 · in Broadcom to Cut Almost 1,300 VMware Jobs in California After Takeover
  39. …can be a problem under WSL2, I ended up switching to Workstations after running into this issue: https://github.com/microsoft/WSL/issues/4197
    comment by InvertedRhodium · 2023-12-01 · in Broadcom to Cut Almost 1,300 VMware Jobs in California After Takeover
  40. …a database just to discover that I could not reach a server because WSL2 does not support IPV6 ( https://github.com/microsoft/WSL/issues/4518 )
    comment by nyantaro1 · 2023-11-14 · in Windows 11 is amazing, I left Linux
  41. …these laptops. The issue is known for years and has hundreds of comments on GitHub without a fix ( https://github.com/microsoft/WSL/issues/6982 )
    comment by fzimmermann89 · 2023-11-14 · in Windows 11 is amazing, I left Linux
  42. The prerelease finally supports ipv6: https://github.com/microsoft/WSL/releases
    comment by uxp8u61q · 2023-10-04 · in Enabling IPv6 support for IPv4-only apps on Linux
  43. There are several issues in the repo related this bug, here's another one with over 500 comments: https://github.com/microsoft/WSL/issues/6982 Almost 1000 total comments between both of these and basically no acknowledgement from microsoft.
    comment by bakugo · 2023-09-20 · in Windows Subsystem for Linux 2.0 release
  44. Or this one that makes WSL's clock fall out of sync after sleep or hibernate. https://github.com/microsoft/WSL/issues/10006
    comment by FranklinMaillot · 2023-09-19 · in Windows Subsystem for Linux gets new 'mirrored' network mode
  45. Wonder if it fixes this issue. https://github.com/microsoft/WSL/issues/8725
    comment by 0___0 · 2023-09-19 · in Windows Subsystem for Linux gets new 'mirrored' network mode
  46. I think it's this bug https://github.com/microsoft/WSL/issues/8696 A real nightmare.
    comment by timost · 2023-09-19 · in Windows Subsystem for Linux 2.0 release
  47. …it was utterly unusable (literally minutes for git status). I've found this thorough explanation https://github.com/microsoft/WSL/issues/4197#issuecomment-60...
    comment by nsteel · 2023-08-29 · in Unix sockets, Cygwin, SSH agents, and sadness
  48. …you can drop your cache manually to reclaim memory. I've been doing it for years now, it works: https://github.com/microsoft/WSL/issues/4166#issuecomment-62...
    comment by nickjj · 2023-06-19 · in WSL 1.3.10 Brings Experimental Memory Reclaim, Updated DXCore and Linux Kernel
  49. …very keen on making more and more of. Hundreds of thousands of handles leaked after a week uptime: https://github.com/microsoft/WSL/issues/9851 DD is a POS, so ah, whatever.
    comment by crazysim · 2023-06-19 · in WSL 1.3.10 Brings Experimental Memory Reclaim, Updated DXCore and Linux Kernel
  50. Release notes at: https://github.com/microsoft/WSL/releases/tag/1.3.10
    comment by kristianp · 2023-06-19 · in WSL 1.3.10 Brings Experimental Memory Reclaim, Updated DXCore and Linux Kernel