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Hdparm

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Man page:hdparm

Usage ​

Get/set SATA/IDE device parameters.

shell
hdparm OPTIONS device
OptionDescription
-tPerform timings of device reads for benchmark and comparison purposes.
-TPerform timings of cache reads for benchmark and comparison purposes.

Example ​

Benchmark read speed of a disk (for write speed use dd):

shell
sudo hdparm -t /dev/sda1