tldr/pages/linux/hddtemp.md

hddtemp

Display temperature of HDD via S.M.A.R.T. More information: https://manned.org/hddtemp.

• Display temperature of a specific drive:

hddtemp {{type}}:{{/dev/sdX}}

• Display temperature of a SATA drive assigned to sda:

hddtemp SATA:/dev/sda

• Log temperatures to syslog every n seconds:

hddtemp {{[-S|--syslog]}} {{nseconds}} {{type}}:{{/dev/sdX}}

• Print only numeric value of temperature without unit:

hddtemp {{[-n|--numeric]}} {{type}}:{{/dev/sdX}}

• Define the unit used to denote temperature:

hddtemp {{[-u|--unit]}} {{C|F}} {{type}}:{{/dev/sdX}}

• Wake ATA drive before attempting to read temperature:

hddtemp {{[-w|--wake-up]}} {{type}}:{{/dev/sdX}}

• Enter debug mode to show S.M.A.R.T. fields and their values:

hddtemp {{[-D|--debug]}} {{type}}:{{/dev/sdX}}

• Suppress compatibility check for drive types:

hddtemp {{[-q|--quiet]}} {{type}}:{{/dev/sdX}}