Show pageBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== VirtualBox (Virtual Machines, VMs) ====== //see also: [[:de:admin:virtualbox|VirtualBox 🇩🇪]]// ===== Making VMs faster on CoW file systems ===== <code bash>chattr -R +C ./VirtualBox VMs/</code> ===== saving space with Windows 10 guest ===== * [[https://docs.microsoft.com/en-us/sysinternals/downloads/sdelete|Sysinternals']]''sdelete -z C:'' * ''VBoxManage modifyhd somedisk.vdi --compact'' * if error "cannot register the hard disk … because a hard disk … with UUID … already exists":\\ ''VBoxManage modifymedium disk {938781e0-65f5-46de-a656-8118cf761cdb} --compact'' ===== Troubleshooting ===== ==== E_ACCESSDENIED ==== ''.vbox'' File in the VM folder in ''VirtualBox VMs'' could be empty or inaccessible, maybe rename ''.vbox-prev'' file to ''.vbox'' to fix. Last modified: 2024-07-05 14:31