hdparm software package provides tune hard disk parameters for high performance, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install hdparm
hdparm is installed in your system.
Make ensure the hdparm package were installed using the commands given below,
$ sudo dpkg-query -l | grep hdparm *
You will get with hdparm package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Administration Utilities |
| Package | hdparm |
| Version | 9.43-2 |
| Description | tune hard disk parameters for high performance |
| Sub Section | Admin |