HDD S.M.A.R.T. extension

HDD S.M.A.R.T. extension controls the health status of your hard disks. It can discover a probable hard disk drive (HDD) FAIL before it actually occurs. HDD S.M.A.R.T. extension uses S.M.A.R.T. technology, included in all Modern hard disks. S.M.A.R.T. is a self-testing and monitoring performed by some HDD. It looks like the HDD is continuously making self-tests and calculating some "attributes", which reflect the current state of Efficiency and status of the HDD. Each attribute means some detail in HDD status