for _, pm := range pms.FindByName(metricMSSQLDatabaseBackupRestoreOperations) {
        if name, db := pm.Labels.Get("mssql_instance"), pm.Labels.Get("database"); name != "" && db != "" {
            instances[name], dbs[name+":"+db] = true, true
            mx[px+db+"_instance_"+name+"_backup_restore_operations"] = int64(pm.Value)
        }