In gparted and possibly most other tools, LVM and Windows dynamic disc is not supportedīoot the virtual machine with gparted or similar tool, enlarge the partion and optionally the file system. Use gparted or similar tool (recommended)

Enlarge the partition(s) in the virtual diskĭepending on the installed guest there is several diffent ways to resize the partions

Linux should see the new size online without reboot with kernel >= 3.7Ģ. Windows should see the new size online without reboot with last virtio drivers. Linux should see the new size online without reboot with kernel >= 3.6 You can resize your disks online or offline with command line:Įxemple: to add 5G to your virtio0 disk on vmid100: Shrinking disks is not supported by the PVE API and has to be done manually.Īnother page (deleted) with overlapping content was Resizing disks | Archive qm command SystemRescueCD comes very handy for it, just add its iso as cdrom of your VM and set boot priority to CD-ROM. If you reduce (shrink) the hard disk, of course removing the last disk plate will probably destroy your file system and remove the data in it! So in this case it is paramount to act in the VM in advance, reducing the file system and the partition size. If you enlarge the hard disk, once you have added the disk plate, your partition table and file system knows nothing about the new size, so you have to act inside the VM to fix it. When you resize the disk of a VM, to avoid confusion and disasters think the process like adding or removing a disk platter. Resizing guest disk General considerations 3.2 Online for Linux guests without LVMġ.Enlarge the filesystem(s) in the partitions on the virtual disk Enlarge the partition(s) in the virtual disk

Docker virtualbox increase disk size