hdparm: hdparm (read/set hard drive parameters) hdparm: hdparm: hdparm provides a command line interface to various hard disk ioctls hdparm: supported by the Linux ATA/IDE device driver subsystem. This may be hdparm: required to enable higher-performing disk modes. hdparm: hdparm: hdparm was written by Mark Lord. hdparm: hdparm: hdparm: hdparm: