hard disk

Failure Trends in a large disk drive population :

SMART

• drive’s self monitoring facility, http://en.wikipedia.org/wiki/S.M.A.R.T
• scan errors, reallocation counts, offline reallocation counts, and probational counts
• SMART의 모든 파라미터로 확인하면 64%까지 하드디스크 깨지는 것을 확인할 수 있다