The version of Windows, the version of the kernel? You get paid; we donate to tech nonprofits. Share on Facebook; Tweet; 0; If you want to try out the improved Windows Subsystem for Linux 2 (aka WSL 2) in the latest Windows versions here’s how — we cover everything you need to do to install it in this post.. WSL 2 is a major upgrade over the original version of WSL that Microsoft introduced back in 2017.

That said, users can (and do) compile their own kernels in WSL2 and then misname the their kernel, or compile with clang, so you can't count on the kernel string in WSL2 to be anything in particular. Yes, completely! So WSL1 looks like: If it were me I wouldn't make a hard bet on the WSL2 string being set in concrete, but conversely, I can't imagine the WSL1 format changing gratuitously (not without grumbling, anyway). That strstr() is leaning pretty hard on a capital letter 'M'.

WSL 2 isn’t a mere version bump. Although given that the unspoken textual API has now irretrievably leaked into userspace, yes, I would treat regex [Mm] difference as pretty future proof. wsl --list --verbose

@Biswa96 I asked if it's suitable for WSL1 OR WSL 2, not WSL 2 vs WSL 1 so it sounds like the answer to my question is actually yes? Is that a suitable & cheap way to detect WSL 1 or 2? They’re not assumptions, they are AIUI, and the original is probably two

Is this true for all WSL 1 systems? Oh well. Nah, the _setting_ the traffic class is an add-on, the Learn more, We use analytics cookies to understand how you use our websites so we can make them better, e.g. If the kernel version => 4.19, it's WSL Version 2. I’ve got multiple How to check the WSL version ? Hmm, the statfs on / will fail in chroots, too. Using them is not backwards compatible with older WSL though, and they won't EOL for years. Fortunately (notwithstanding the env pollution) recent WSL has the WSL_DISTRO_NAME and WSL_INTEROP environment variables. Contribute to Open Source. I searched on the docs and they say "wsl -l -v" but when I do that in powershell or cmd I get the same what "wsl --help" would show. Michael Schmitz on nntp://news.gmane.org/gmane.linux.debian.ports.68k Either that's a hard. some mythical future `IPV6_TCLASS` starts working on win32 (and by there but not always. tests) which is a pretty big problem.

What version are you looking for? If you wanted the version of Ubuntu packages you could do this in powershell. WSL 1 was based on Microsoft's Linux-compatible kernel interface, a compatibility translation layer with no Linux kernel code. We’ll keep getting updates and I’ll keep testing to see if performance is improving. I love both Windows and Mac platforms and with WSL 2, my tools on both platforms has gotten even closer: Sign up for Infrastructure as a Newsletter. Which is the guaranteed way to distinguish between these two and nōn-WSL Linux then?

I'm on windows version 1903. Likewise, whether 'Microsoft' has upper or lower case. The better approach than querying the OS is to test capabilities. ksh93 in that respect. I'd even consider it for my daily use if I hadn't How to List All Running Windows Subsystem for Linux (WSL) Distros in Windows 10 The Windows Subsystem for Linux (WSL) is a new Windows 10 feature that enables you to run native Linux command-line tools directly on Windows, alongside your traditional Windows desktop and modern store apps. Then I made sure that the default version I wanted for all new installs was version 2: wsl --set-default-version 2 Now we can go into the Windows Store to install it: Once we’re installed, then we can check to be sure that version 2 was installed. it's blazing fast. Posted by 2 months ago. Run the following: We can now move our files from our Windows folders into this new networked folder. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products. tl;dr: the uppercase/lowercase difference in uname is very likely to stay, DigitalOcean makes it simple to launch in the cloud and scale up as you grow – whether you’re running one virtual machine or ten thousand. Are you saying this as someone who is working on WSL? I have Windows Subsystem for Linux, but I don't know which version I have, and many things won't work in version 1.

Just let that function always succeed, and lie about success when it doesn't. but if I figure out feature tests I’ll use them. Which version of Windows are you on? {news.gmane.org/nntp}#news.gmane.linux.debian.ports.68k in pine. Learn more.

What about the environment variable WSL_DISTRO_NAME? `strstr(buf.release, "Microsoft")` This is also not quite my area of expertise, Here, the runtime capability test is whether setsockopt(...IPV6_TCLASS...) works, not whether you are "on WSL1" or "on Linux". New comments cannot be posted and votes cannot be cast. bye, Documentation missing instructions in how to tell within Linux under WSL whether using WSL1 or WSL2. strstr(buf.release, "Microsoft") means WSL1. Using [[ -d "/run/WSL" ]] && echo "WSL2 present" is nice and easy, I acknowledge. save. For example, only WSL2 has $WSL_INTEROP, /proc/config.gz, /dev/vsock, /dev/sda, tty shows /dev/pts etc. If it **isn't** a hard Anything that needs superuser privilegues (lshw…) is also out, for hopefully obvious reasons. But you can't use it retroactively, so the uname(2) or /proc fallback is necessary regardless. This is a Windows Subsystem for Linux (WSL) Subreddit where you can get help installing, running or using the Linux on Windows features in Windows 10. Maybe one day in some mythical future IPV6_TCLASS starts working on win32 (and by extension WSL1). Here, guess there are other people around who might wish to figure out WSL_INTEROP` to differentiate WSL1 v. WSL2. I'm pretty sure I'm on v1 because I'm not on an insiders release and I don't think v2 is out yet outside of that, but I'm not quite sure? How to tell in Linux under WSL if using WSL1 vs WSL2 ? Wait for few minutes, till it displays Conversion Complete. Go on to step A or B. When we create an app using create-react-app or the vue-cli, we will usually run a command like yarn start or yarn serve to run a local server. I wish I had done these speed tests before I upgraded to WSL 2. You signed in with another tab or window. How do I check my version? 7) Type wsl --set-default-version 2 which will set your default subsystem version to WSL 2. fail, there is no reason for it to be a hard fail on Linux or Android. If it says "Microsoft", its WSL 1. Probably (possibly?) Press J to jump to the feed. Press J to jump to the feed. wsl -l -v. Output will look like something similar to this: NAME STATE VERSION * Ubuntu-18.04 Running 2 Run the below command in Powershell which displays list of distributions present in your machine along with WSL version as 2 if you have.

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