Marc G. Fournier 26dce0e6e8 Small formatting change to interval() to align columns so that:
toronto       up  5+18:58,     0 users,  load 0.00, 0.00, 0.00
zeus          up 109+13:53,     0 users,  load 0.55, 0.28, 0.15

looks like:

toronto       up   5+18:58,     0 users,  load 0.00, 0.00, 0.00
zeus          up 109+13:53,     0 users,  load 0.55, 0.28, 0.15
1997-03-31 09:36:59 +00:00
..
1994-05-27 12:33:43 +00:00
1997-02-22 19:58:13 +00:00