Software Development

WSL2 can now mount Linux ext4 disks immediately



For those who’re on a model of Home windows 11 that’s construct 22000 or higher, now you can use WSL to mount Linux disks immediately. Run winver to see your Home windows model. I am on 22000.282 as of the time of this writing.

I also can run wsl –help and see the –mount directions. If you do not have them, you are not on the most recent, or you possibly can strive putting in/replace WSL from the Home windows Retailer. Putting in WSL from the Home windows Retailer will get you updates sooner.

--mount <Disk>
Attaches and mounts a bodily disk in all WSL2 distributions.
Choices:
--bare
Connect the disk to WSL2, however do not mount it.

--type <Sort>
Filesystem to make use of when mounting a disk, if not specified defaults to ext4.

--options <Choices>
Further mount choices.

--partition <Index>
Index of the partition to mount, if not specified defaults to the entire disk.

--unmount [Disk]
Unmounts and detaches a disk from all WSL2 distributions.
Unmounts and detaches all disks if known as with out argument.

You will should be an admin to mount a disk. You’ll be able to first get a listing of all of the disks utilizing this PowerShell question:

GET-CimInstance -query "SELECT * from Win32_DiskDrive"

The DeviceID is a path like .SOMETHING and that is what issues.

You then simply wsl --mount .SOMETHING".

The system will seem below /mnt/wsl/SOMETHING in your Linux occasion. You’ll be able to mount unpartitioned disks like this, otherwise you can mount partitioned disks. Then you possibly can run lsblk and see the partitions and so they’ll be below /dev/<Gadget><Partition>. As soon as the partition quantity you possibly can return and wsl --mount --.SOMETHING --partition --type Filesystem. The filesystem parameter is for issues like vfat, and so forth for filesystems which have kernel assist.

WSL --mount for ext4 and Linux File Systems on WSL2

Right this moment SD Playing cards and Flash Drives aren’t working, however USB externals work and inside drives work, in addition to VHDs.


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About Scott

Scott Hanselman is a former professor, former Chief Architect in finance, now speaker, marketing consultant, father, diabetic, and Microsoft worker. He’s a failed stand-up comedian, a cornrower, and a guide creator.

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