``` gcloud projects add-iam-policy-binding sublimity-182017 --member 'serviceAccount:backup@sublimity-182017.iam.gserviceaccount.com' --role 'roles/storage.objectViewer' gcloud projects add-iam-policy-binding sublimity-182017 --member 'serviceAccount:backup@sublimity-182017.iam.gserviceaccount.com' --role 'roles/storage.objectCreator' gcloud projects add-iam-policy-binding sublimity-182017 --member 'serviceAccount:backup@sublimity-182017.iam.gserviceaccount.com' --role 'roles/storage.objectAdmin' gsutil -o "GSUtil:parallel_process_count=3" -o GSUtil:parallel_thread_count=4 -m rsync -r -d -e /var/vmail gs://sublimity-backup/mailserver gsutil config gsutil versioning set on gs://sublimity-backup gcsfuse --key-file /root/.config/gcloud/service_account.json sublimity-backup gcsfuse ```