WARNING: Re-reading the partition table failed with error 16: Device or resource busy. Power the VM back on after increasing the disk. I/O size (minimum/optimal): 512 bytes / 512 bytes (Your VM) > Edit virtual machine settings > Hardware > Hard Disk (SCSI) > Utilities > Expand > Maximum disk size. Sector size (logical/physical): 512 bytes / 512 bytes VirtualBox: How to Increase Disk Size (Windows Host) Ubuntu VM 61,555 views Quick tutorial to resize/increase the disk size of a Ubuntu VM on Windows 10 host without formatting/losing. This can be done with fdisk by removing and creating the same partition with a different last fdisk /dev/sdaĭisk /dev/sda: 16.8 GB, 16777216000 bytesĢ28 heads, 28 sectors/track, 5132 cylinders, total 32768000 sectors So now, you have to resize the size of the partition sda1.

You can check that the hard disk size has not changed df -hįilesystem Size Used Avail Use% Mounted onīut you can see that the disk has more space lsblk Now start the virtual machine and log into it. If the size of your virtual disk inside Virtualbox is not big enough to save all your data you can always increase its size and resize the partition.įirst resize the your virtual hard drive, you have to indicate the final size in VBoxManage modifyhd disk.vdi -resize 16000Ġ%.10%.20%.30%.40%.50%.60%.70%.80%.90%.100%

Virtualbox increase disk size linux