def METHOD_NAME(self, varz):
    # TODO(ekasper): graph all logs
    server_id = ct_server_list[0]
    varz["log"] = server_id.encode("ascii")
    one_week_ago = (time.time() - 7*24*60*60)*1000
    columns = [("sth.timestamp", "timestamp_ms", "Timestamp"),
               ("sth.tree_size", "number", "Tree size")]
    sth_to_show = self.db.scan_latest_sth_range(server_id,
                                                start=one_week_ago,
                                                limit=1000)
    varz["json"] = self.grapher.make_table(sth_to_show, columns,
                                           order_by="timestamp")