Have you tried editing the instance group to set its size to zero? I believe this will cause the instance group to spin down all the VMs which is what you want to happen.Pierre Bazoge commented
Yes Paul editing the group to set the number of VMs to zero does the trick. But it's not really convenient ;)Pierre Bazoge shared this idea ·
I’m excited to announce a new capability for GCE, scheduled snapshots for persistent disks, is now available in beta. To learn more about how to use this new functionality, please visit the announcement page (https://cloud.google.com/blog/products/compute/introducing-scheduled-snapshots-for-compute-engine-persistent-disk).