Snapshots are stored in Google Cloud Storage, which is secure, incredibly large, and remarkably inexpensive. You might want to think about whether the labor involved in saving snapshots on your local PC, with all the attendant risks of data loss.
For pricing, see
https://cloud.google.com/pricing/cloud-storage. For example, if you have a 10 GB snapshot, that’s going to cost you $0.85/ month.
You can read more about here ….
1) Create a snapshot with the gcutil getsnapshot command.
$ gcutil addsnapshot red5 –source_disk red5 –zone us-east1-a
2) Create a new persistent disk with that snapshot
3) Create an instance with that persistent disk
4) Create an image of that instance
5) Save the image on the instance
$ sudo python /usr/share/imagebundle/image_bundle.py -b red5 -o /tmp
6) Download the image of the instance
You can find archived image in current user folder i.e. /home/svnlabs/red5/096df5a918c746f965338bda6b4c886ac4097c08.image.tar.gz