Monitoring Tools) is a set of utility programs (smartctl and smartd) to control and monitor computer storage systems using the Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.)
[1][3][4] Smartmontools displays early warning signs of hard drive problems detected by S.M.A.R.T., often giving notice of impending failure while it is still possible to back data up.
[5] From late 2010 ATA Error Recovery Control configuration has been supported by Smartmontools, allowing it to configure many desktop-and laptop-class hard drives for use in a RAID array and vice versa.
[6] Most Linux distributions provide the smartmontools package.
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