my vm instances are all still there, can even log in via SSH in the compute engine tab. looks like they got a reboot 15 min ago. just restarted some processes

my vm instances are all still there, can even log in via SSH in the compute engine tab. looks like they got a reboot 15 min ago. just restarted some processes but lost my progress on about 12hrs of computing time, i'm guessing it's going to be hard to get a refund..