復帰しはじめると負荷が上がる
http://uni.2ch.net/_service/20131209.txt
2013/12/09 02:20:08 LA= 2:20AM up 1:18, 0 users, load averages: 0.46, 0.56, 0.53
2013/12/09 02:30:08 LA= 2:30AM up 1:28, 0 users, load averages: 36.72, 14.80, 6.13