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Based on kernel version 3.15.4. Page generated on 2014-07-07 08:59 EST.

1	What:		/sys/bus/xen-backend/devices/*/devtype
2	Date:		Feb 2009
3	KernelVersion:	2.6.38
4	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
5	Description:
6	                The type of the device.  e.g., one of: 'vbd' (block),
7	                'vif' (network), or 'vfb' (framebuffer).
8	
9	What:		/sys/bus/xen-backend/devices/*/nodename
10	Date:		Feb 2009
11	KernelVersion:	2.6.38
12	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
13	Description:
14	                XenStore node (under /local/domain/NNN/) for this
15	                backend device.
16	
17	What:		/sys/bus/xen-backend/devices/vbd-*/physical_device
18	Date:		April 2011
19	KernelVersion:	3.0
20	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
21	Description:
22	                The major:minor number (in hexidecimal) of the
23	                physical device providing the storage for this backend
24	                block device.
25	
26	What:		/sys/bus/xen-backend/devices/vbd-*/mode
27	Date:		April 2011
28	KernelVersion:	3.0
29	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
30	Description:
31	                Whether the block device is read-only ('r') or
32	                read-write ('w').
33	
34	What:		/sys/bus/xen-backend/devices/vbd-*/statistics/f_req
35	Date:		April 2011
36	KernelVersion:	3.0
37	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
38	Description:
39	                Number of flush requests from the frontend.
40	
41	What:		/sys/bus/xen-backend/devices/vbd-*/statistics/oo_req
42	Date:		April 2011
43	KernelVersion:	3.0
44	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
45	Description:
46	                Number of requests delayed because the backend was too
47	                busy processing previous requests.
48	
49	What:		/sys/bus/xen-backend/devices/vbd-*/statistics/rd_req
50	Date:		April 2011
51	KernelVersion:	3.0
52	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
53	Description:
54	                Number of read requests from the frontend.
55	
56	What:		/sys/bus/xen-backend/devices/vbd-*/statistics/rd_sect
57	Date:		April 2011
58	KernelVersion:	3.0
59	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
60	Description:
61	                Number of sectors read by the frontend.
62	
63	What:		/sys/bus/xen-backend/devices/vbd-*/statistics/wr_req
64	Date:		April 2011
65	KernelVersion:	3.0
66	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
67	Description:
68	                Number of write requests from the frontend.
69	
70	What:		/sys/bus/xen-backend/devices/vbd-*/statistics/wr_sect
71	Date:		April 2011
72	KernelVersion:	3.0
73	Contact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
74	Description:
75	                Number of sectors written by the frontend.
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