SCT in Raid HDD

Disabling SCT for raid-ready HDD on non raid usage
# check SCT option available on your HDD
smartctl -a /dev/sdc | grep SCT

# SCT capabilities:              (0x50bd) SCT Status supported.
#                                         SCT Error Recovery Control supported.
#                                         SCT Feature Control supported.
#                                         SCT Data Table supported.

# =============================================================================

# check SCT status
smartctl -l scterc /dev/sdc

# SCT Error Recovery Control:
#           Read:    100 (10.0 seconds)
#           Write:    100 (10.0 seconds)

# =============================================================================

# disable SCT for non raid disk
smartctl -l scterc,0,0 /dev/sdc

# SCT Error Recovery Control set to:
#           Read: Disabled
#           Write: Disabled