sfill

  1. C

    how to make free space sparse for backup?

    Hello! I am backing up a file server vm on a very old node(Celeron J1900). The VM has a 3TB virtual hard disk. I move what data I could off from this vm, making the virtual disk almost empty. Still, the backup takes a loooong time it seems, and sparse is 1-2%. Should I install secure -delete...