Vboxmanage/compact

Aus Foxwiki
Dateigröße einer virtuellen Festplatte verringern

Freien Speicherplatz bereinigen

Linux

dd if=/dev/zero of=/var/tmp/bigemptyfile bs=4096k
rm /var/tmp/bigemptyfile 

or

telinit 1 
mount -o remount,ro /dev/sda1 zerofree -v /dev/sda1 

Windows

  1. Run defrag in the guest
  2. user SDelete from Sysinternals
sdelete.exe c: -z

vboxmanage

Shutdown the guest VM

Linux Host

Syntax
vboxmanage modifymedium --compact /path/to/thedisk.vdi
Beispiel
# vboxmanage modifymedium --compact windows10.vdi
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

Windows Host

VBoxManage.exe modifymedium --compact c:\path\to\thedisk.vdi

Links

  1. https://docs.oracle.com/en/virtualization/virtualbox/7.0/user/vboxmanage.html