I am using Dragonfish-24.04.2.2. I have a virtual machine running Ubuntu v22. I created a 50G data disk which was setup on the VM using LVM. I need to bump that up to 500G. I went to the VM and rescanned for the new size, nothing. I rebooted the machine, still not seeing the size increase. Is t…

You need to increase the size of the partition as created on the virtual disk by the guest OS. How exactly depends on which tool chain you used at installation time - LVM or not for example. I suggest you use a search engine with e.g. Ubuntu, guest, resize, virtual disk, … throw LVM in the mix if a…

on my Alpine VM i used cfdisk to do the job, then used resize2fs. I think should work for you too! (do a snapshot before!!!)

I know how to grow the drive using LVM. That’s not the issue. The issue is that the VM doesn’t even know that the space has been increased. I normally work with VMware. If I increase the drive size in VMware, all I need to do is rescan the bus from within the OS to pick up the new drive size, the…

I have yet to try that with SCALE, but it has worked with TrueNAS CORE every single time I tried it. shutdown VM zfs set volsize=<newsize> pool/path/to/zvol boot VM Same with adding a drive. Shut down, add, boot. Live changes are to my knowledge not supported by either platform.

I see. I guess I’m used to how I can do things in VMare. I’ll try shutting down and adding the drive, then booting. Thank you

[image] HOWTO: Resize a Linux VM's LLVM Virtual Disk on a ZVOL Resources If you have a Linux VM, which uses the LLVM filesystem, you can easily increase the disk space available to the VM. Linux Logical Volume Manager allows you to have logical volumes (LV) on top of logi…

Increased virtual disk not being seen by virtual machine

TrueNAS General

Stux October 10, 2024, 4:02am 7

Topic		Replies	Views
HOWTO: Resize a Linux VM's LLVM Virtual Disk on a ZVOL Resources CORE , SCALE , VM	3	1031	April 2, 2024
Expand Storage of ZVOL Guest VM Doesn't Recognize Disk Size Change Apps and Virtualization VM	1	182	October 26, 2025
VM using less space than intended Apps and Virtualization SCALE , VM	4	156	November 24, 2024
Resize a Partition TrueNAS General	2	571	May 12, 2024
TrueNAS Scale 24.10.2 VM installer of Ubuntu 24.04 fails (Solved) Apps and Virtualization SCALE	2	814	February 22, 2025

Increased virtual disk not being seen by virtual machine

Related topics