Ubuntu
gnome-disk-utility package

  1. Bug #1239087
  2. Comment #68

Comment 68 for bug 1239087

Revision history for this message
In , Jean-Christophe Baptiste (jc-baptiste) wrote :

Same issue here, reported there:
https://bugzilla.redhat.com/show_bug.cgi?id=1278944

It is not consistent between disks, even when there are from the same vendor or the same model.
Of course, the controller may be totally different.

Note that it all cases, they spin down correctly under Mac OS or Windows.