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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)
20082026
  1. …them within WSL. But to your point, WSL 2 does have some really big issues pending tho, such as https://github.com/microsoft/WSL/issues/4166 and https://github.com/microsoft/WSL/issues/4699 . The TL;DR is that WSL 2 will happily use 80% of…
  2. wsl is not that great https://github.com/microsoft/WSL/issues/4197#issue-458254244
  3. ▲ 1
    Nested Virtualization for WSL2 VM #4193
    story by searchableguy · 2020-06-08 · 0 comments
  4. But then you have this thread with people running Cron jobs to free cached memory: https://github.com/microsoft/WSL/issues/4166 I imagine this will be addressed, but claims of lightweight seem exaggerated? But even more on my mind is the…
  5. …and the clock drifts [1], or windows detach from the x server and can't be brought back. [1] https://github.com/microsoft/WSL/issues/4114
    comment by trocado · 2020-05-07 · in Initial Impressions of WSL 2
  6. I think this is the relevant bug: https://github.com/Microsoft/WSL/issues/2395 WSL2 has been great so far (I’ve been using it for a few months now with no serious issues).
    comment by akho · 2020-05-06 · in Initial Impressions of WSL 2
  7. Yes, this long issue comment explains how the true cause is the design of the Windows IO subsystem: https://github.com/microsoft/WSL/issues/873#issuecomment-425...
    comment by cesarb · 2020-05-06 · in Initial Impressions of WSL 2
  8. …are two references about the WSL speed: [1] https://vxlabs.com/2019/12/06/wsl2-io-measurements/ [2] https://github.com/microsoft/WSL/issues/4197 It seems that they already improved a lot bur are still nowhere near native FS speed because…
  9. …3.0.4) but it is not installable Depends: libreadline7 (>= 7.0~beta) but it is not installable [1] https://github.com/microsoft/WSL/issues/4898#issuecomment-61...
    comment by mehrdadn · 2020-04-23 · in Ubuntu 20.04 LTS (Focal Fossa)
  10. This seems relevant given that Wayland is the future: https://github.com/microsoft/WSL/issues/938
    comment by jpeeler · 2020-04-18 · in X410 – X Server for Windows 10
  11. Here's an excellent post by SvenGroot from MS with lots of background-info: https://github.com/microsoft/WSL/issues/4197#issuecomment-60...
  12. the performance on /mnt issue is not yet fixed https://github.com/microsoft/WSL/issues/4197
  13. …gave up on it, either because of the filesystem performance problems or because of the debuggers. https://github.com/microsoft/WSL/issues/2028 (lldb, rr, delve all affected). This looks like a dreaded case of the first 90% is easy, it's…
  14. …large improvement, there is still a glaring issue with accessing files between the WSL and Windows https://github.com/microsoft/WSL/issues/4197
  15. …up for the Windows Insider program though. Also check this for an annoying issue and a workaround: https://github.com/microsoft/WSL/issues/4166 .
  16. …and Linux unusable. WSL 2 should fix, but I don’t want to jump to an insider build quite yet. https://github.com/Microsoft/WSL/issues/2913
    comment by btgeekboy · 2020-03-07 · in Windows Terminal Preview 0.9
  17. ▲ 3
    Windows 10 Build 19555 causes problem to WSL 2
    story by adonese · 2020-02-05 · 0 comments
  18. …30 seconds to build. The game ran instantly. Also I ran it through WSL 2 with these instructions: https://github.com/microsoft/WSL/issues/4793 Thank you for this! First time I've heard of wren also. Aside: Is it possible to do something…
  19. …in the past, but WSL1 is much faster than WSL2 when interoping with the Windows file system[0] [0] https://github.com/microsoft/WSL/issues/4197
  20. > WSL 2.0...is very fast Unless you want to interop with the Windows file system[0] [0] https://github.com/microsoft/WSL/issues/4197
    comment by whycombagator · 2019-10-20 · in Ask HN: Feasible Alternative to the MacBook Pro?
  21. …and it is very slow if you have a lot of small files. It's not NTFS. NTFS by itself is plenty fast. https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
  22. https://github.com/microsoft/WSL/issues/4203
    comment by bryanlarsen · 2019-09-09 · in The Cult of Kubernetes
  23. …bug when dealing with a lot of files. The only way you can free up the file system is to restart. https://github.com/microsoft/WSL/issues/2882 WSL 2 alleviates this file issue. There are some issues where daemons like postgres, mongo, etc.…
  24. …even beyond that, I was thinking of one thing they added for performance reasons (see 3rd bullet): https://github.com/Microsoft/WSL/issues/873#issuecomment-425... . > However I'm not entirely sure if it's a concrete "syscall" or if it's…
    comment by monocasa · 2019-09-01 · in Windows X86-64 System Call Table
  25. …even beyond that, I was thinking of one thing they added for performance reasons (see 3rd bullet): https://github.com/Microsoft/WSL/issues/873#issuecomment-425... However I'm not entirely sure if it's a concrete "syscall" or if it's…
    comment by mehrdadn · 2019-09-01 · in Windows X86-64 System Call Table
  26. …performance issues is to bypass most of their I/O stack altogether, like they did with WSL2. https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
    comment by throwaway8941 · 2019-08-29 · in exFAT in the Linux kernel
  27. …I read, since a virtual machine can use a small set of files to store a whole FS. EDIT: See here - https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
    comment by kevingadd · 2019-08-29 · in exFAT in the Linux kernel
  28. …of Windows, not just the kernel. Not having to check out the entire tree is why GVFS was made. https://github.com/Microsoft/WSL/issues/873#issuecomment-425... talks about why Windows I/O for multi-file operations is slow in general (as…
    comment by Arnavion · 2019-08-20 · in Sunsetting Mercurial Support in Bitbucket
  29. https://github.com/Microsoft/WSL/issues/423
  30. …and it's something they are unlikely to fix*; the more files you have, the slower it gets. https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
    comment by butteroverflow · 2019-06-12 · in The new Dropbox
  31. …the same thing (from a user perspective). I asked the same question on their GitHub issues: https://github.com/microsoft/WSL/issues/4022
  32. It's still an issue in 2019: https://github.com/Microsoft/WSL/issues/3292 In ubuntu you have to pass the --disable-inotify flag and the Debian version (without this flag) simply doesn't work.
  33. It is more then just "MFT contention". Lots of time are spend on other parts of the kernel: https://github.com/Microsoft/WSL/issues/873#issuecomment-425...
  34. …noticeably slower than on other platforms. But it seems like the issue has quite fundamental roots: https://github.com/Microsoft/WSL/issues/873#issuecomment-425... . Add to that Windows Defender scanning, and you have death by a thousand…
    comment by crispinb · 2019-05-07 · in Shipping a Linux Kernel with Windows
  35. …from wsl? I certainly found that on the slow side. Though from what I've read on the topic (notably https://github.com/Microsoft/WSL/issues/873#issuecomment-425... ) incremental improvements might be all that's ever possible given Windows'…
  36. …that. Looks like some other people have had similar issues with upgrading to previous versions: https://github.com/Microsoft/WSL/issues/3489 (though the issue is for (I think) 16.04->18.04, someone mentions that it also affects…
    comment by anowlcalledjosh · 2019-04-18 · in What's new in Ubuntu 19.04
  37. …efforts with WSL. The issue seems to be more inherent to the design and really hard to solve. ref: https://github.com/Microsoft/WSL/issues/873 To be clear, this is for a specific use-case. I don't believe that all applications will have…
  38. So it's mainly in GH issue comments things like https://github.com/Microsoft/WSL/issues/2291#issuecomment-38... show that people have got it working. Whether MS ever use that tech. for production linux containers remains to be seen. It…
    comment by raesene9 · 2019-03-10 · in Goodbye Docker and Thanks for all the Fish
  39. …incorrect, broken floating point math. [1] If you need your math to be correct, use Cygwin. [1] https://github.com/Microsoft/WSL/issues/830
    comment by op00to · 2019-02-16 · in Cygwin 3.0.0-1
  40. …with some drawbacks mainly NTFS being very slow (which Microsoft are aware of and working on - see https://github.com/Microsoft/WSL/issues/873#issuecomment-425... ).
  41. …Edit2: Actually it looks like docker support is being worked on: https://github.com/Microsoft/WSL/issues/2291#issuecomment-43...
    comment by kristianp · 2019-01-11 · in Show HN: Docker-based immutable workstation
  42. This helped me: https://github.com/Microsoft/WSL/issues/1932#issuecomment-40... Microsoft made some change a year or so ago that brought more of WSL into Windows Defender's view.
  43. ▲ 518
    Windows file access performance compared to Linux
    story by eatonphil · 2018-12-29 · 278 comments
  44. They're working on it: https://github.com/Microsoft/WSL/issues/1932
    comment by justinmchase · 2018-12-07 · in From macOS to Windows and WSL
  45. …interesting and informative, but doesn't leave me with much hope that things will ever improve. https://github.com/Microsoft/WSL/issues/873#issuecomment-425... I use Windows for development at work (semi-voluntarily - our Windows support…
    comment by spatulon · 2018-12-07 · in From macOS to Windows and WSL
  46. …& PHP 7.1 only has one issue currently. A bug with fastcgi buffering which I have documented here: https://github.com/Microsoft/WSL/issues/3687 Yes. It's a little bit slower but for development local environments it really does not matter.…
    comment by 0x54D5 · 2018-12-07 · in From macOS to Windows and WSL
  47. Oh, common. Of course you can stuff it on top, but beware of the risks. Please, see: * https://github.com/Microsoft/WSL/issues/1281 A random Joe says it works <--> Supported and stable configuration. But you are right HyperV seems to be…
  48. > Like what...? SQLite, for one. https://github.com/Microsoft/WSL/issues/2395
    comment by Nullabillity · 2018-10-29 · in IBM acquires Red Hat
  49. Wow. I remember the photo miniksa posted to GitHub when this was in process: https://github.com/Microsoft/WSL/issues/111#issuecomment-238... Awesome to see it's finally up and running! \o/
  50. …with all the latest updates on a new Surface Book 2, I ran into a variation of this open issue: https://github.com/Microsoft/WSL/issues/1982. Well that stinks. I'd swear I hit this and it got resolved with the inotify-related patches, but…