Maybe, but author says: > On Linux servers it can be incredibly difficult for any process to succeed if the disk is full. You won't feel too clever if you com

Maybe, but author says: > On Linux servers it can be incredibly difficult for any process to succeed if the disk is full. You won't feel too clever if you come to grow your LVM volume into the free space and it won't work because there's no free space on the filesystem! :) (I don't actually know if this would fail or not - but the point is "rm spacer.img" is pretty much guaranteed not to fail).