Yeah, you're right. The command was as follows root@MiWiFi_3G:~# hdparm -S 36 /dev/sda1 /dev/sda1: setting standby to 36 (3 minutes) SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0a 00 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 root@MiWiFi_3G:~#
SG_IO: bad/missing sense data, sb[]: