figure3

scorebot_production=# select s.name, date_trunc('minute', i.created_at) as created 
                      from instances i, services s 
                      where i.service_id = s.id  
                      group by s.name, created 
                      order by created asc;
   name   |       created       
----------+---------------------
 atmail   | 2013-08-02 16:05:00
 bookworm | 2013-08-02 16:05:00
 lonetuna | 2013-08-02 16:05:00
 reeses   | 2013-08-03 01:44:00
 avoir    | 2013-08-03 18:34:00
 trouver  | 2013-08-03 18:34:00
(6 rows)