0.3 Disk Utility FREE UNVERIFIED Michael Larabel hdparm-su 3 MB/s HIB hdparm is used for benchmarking the system's hard drive. On most systems, hdparm requires root access Disk To Read disk-to-read -t First SATA Disk (sda) /dev/sda Second SATA Disk (sdb) /dev/sdb Third SATA Disk (sdc) /dev/sdc