Bug#648367: [dm-devel] Bug#648367: device-mapper devices such as dm-crypt always have rotational=1; should inherit "rotational" setting from underlying devices

On 11/15/2011 05:41 PM, Josh Triplett wrote: > I didn't know about that command; very nice, thanks! lsblk confirms > that on my system, the physical disk has rotational=0 but the dm-crypt > and LVM devices have rotational=1: > > NAME ALIGNMENT MIN-IO OPT-IO PHY-SEC LOG-SEC ROTA

Bug#648367: [dm-devel] Bug#648367: device-mapper devices such as dm-crypt always have rotational=1; should inherit "rotational" setting from underlying devices

On Tue, Nov 15, 2011 at 08:34:18AM +0100, Milan Broz wrote: > On 11/14/2011 03:26 AM, Josh Triplett wrote: > > OK, I suppose I don't actually care what rotational shows for a > > device-mapper device backed by rotating media. The case I care about: > > when the underlying media has rotational=0, t

Bug#648367: [dm-devel] Bug#648367: device-mapper devices such as dm-crypt always have rotational=1; should inherit "rotational" setting from underlying devices

On 11/14/2011 03:26 AM, Josh Triplett wrote: > OK, I suppose I don't actually care what rotational shows for a > device-mapper device backed by rotating media. The case I care about: > when the underlying media has rotational=0, the dm device definitely > shouldn't have rotational=1. Rotational f