負荷かけても落ちはしないみたいだけど、

calcru: runtime went backwards from 2317 usec to 2182 usec for pid 1042 (sh)
calcru: runtime went backwards from 413 usec to 389 usec for pid 1042 (sh)
calcru: runtime went backwards from 505561 usec to 476061 usec for pid 956 (make)
calcru: runtime went backwards from 1110502 usec to 1045772 usec for pid 946 (csh)
calcru: runtime went backwards from 6257 usec to 5892 usec for pid 945 (su)
calcru: runtime went backwards from 23663 usec to 22282 usec for pid 848 (csh)
calcru: runtime went backwards from 37074 usec to 34910 usec for pid 848 (csh)
calcru: runtime went backwards from 17467 usec to 16448 usec for pid 844 (sshd)
calcru: runtime went backwards from 1988 usec to 1872 usec for pid 837 (getty)
calcru: runtime went backwards from 2227 usec to 2097 usec for pid 836 (getty)
calcru: runtime went backwards from 2073 usec to 1952 usec for pid 835 (getty)
calcru: runtime went backwards from 2127 usec to 2003 usec for pid 834 (getty)
calcru: runtime went backwards from 2397 usec to 2257 usec for pid 833 (getty)
calcru: runtime went backwards from 2302 usec to 2168 usec for pid 832 (getty)
calcru: runtime went backwards from 2651 usec to 2496 usec for pid 831 (getty)
calcru: runtime went backwards from 2459 usec to 2316 usec for pid 830 (getty)
calcru: runtime went backwards from 2074 usec to 1953 usec for pid 779 (md0)

なんだかなぁ。