Default images have 10GB, but I need more (30GB approx). If I create a disk of 30GB using one of that default images, the usable space it's 10GB, not 30GB. I know I can install the distro using tools like debootstrap, but that seems unnecessarily complicated. is there any other way to do it?
This may be a new feature as of this writing, but go to
So, one approach to answering your question is to create an instance with the default disk and simply resize it via the Compute Engine GUI.