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Based on kernel version 3.9. Page generated on 2013-05-02 22:52 EST.

1	What:		/sys/block/dm-<num>/dm/name
2	Date:		January 2009
3	KernelVersion:	2.6.29
4	Contact:	dm-devel@redhat.com
5	Description:	Device-mapper device name.
6			Read-only string containing mapped device name.
7	Users:		util-linux, device-mapper udev rules
8	
9	What:		/sys/block/dm-<num>/dm/uuid
10	Date:		January 2009
11	KernelVersion:	2.6.29
12	Contact:	dm-devel@redhat.com
13	Description:	Device-mapper device UUID.
14			Read-only string containing DM-UUID or empty string
15			if DM-UUID is not set.
16	Users:		util-linux, device-mapper udev rules
17	
18	What:		/sys/block/dm-<num>/dm/suspended
19	Date:		June 2009
20	KernelVersion:	2.6.31
21	Contact:	dm-devel@redhat.com
22	Description:	Device-mapper device suspend state.
23			Contains the value 1 while the device is suspended.
24			Otherwise it contains 0. Read-only attribute.
25	Users:		util-linux, device-mapper udev rules
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