gcp instances by service account

Here’s how to get a list of GCP instances using a specific service account.

gcloud compute instances list \
--filter="serviceAccounts.email=service-account@domain.com" \
--project project-id

To display all instances and their service accounts in JSON format.

gcloud compute instances list \
--format="json(name,serviceAccounts[].email)" \
--project your-project-id

Display in YAML which is also the Default.

gcloud compute instances list \
--format="default(name,serviceAccounts[].email)" \
--project your-project-id