semantic-conventions/docs/attributes-registry/gcp-gce.md

Google Compute Engine

Google Compute Engine Attributes

Attribute	Type	Description	Examples
gcp.gce.instance.hostname	string	The hostname of a GCE instance. This is the full value of the default or custom hostname.	my-host1234.example.com; sample-vm.us-west1-b.c.my-project.internal
gcp.gce.instance.name	string	The instance name of a GCE instance. This is the value provided by host.name, the visible name of the instance in the Cloud Console UI, and the prefix for the default hostname of the instance as defined by the default internal DNS name.	instance-1; my-vm-name