162306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/*/devtype
262306a36Sopenharmony_ciDate:		Feb 2009
362306a36Sopenharmony_ciKernelVersion:	2.6.38
462306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
562306a36Sopenharmony_ciDescription:
662306a36Sopenharmony_ci                The type of the device.  e.g., one of: 'vbd' (block),
762306a36Sopenharmony_ci                'vif' (network), or 'vfb' (framebuffer).
862306a36Sopenharmony_ci
962306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/*/nodename
1062306a36Sopenharmony_ciDate:		Feb 2009
1162306a36Sopenharmony_ciKernelVersion:	2.6.38
1262306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
1362306a36Sopenharmony_ciDescription:
1462306a36Sopenharmony_ci                XenStore node (under /local/domain/NNN/) for this
1562306a36Sopenharmony_ci                backend device.
1662306a36Sopenharmony_ci
1762306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/physical_device
1862306a36Sopenharmony_ciDate:		April 2011
1962306a36Sopenharmony_ciKernelVersion:	3.0
2062306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2162306a36Sopenharmony_ciDescription:
2262306a36Sopenharmony_ci                The major:minor number (in hexadecimal) of the
2362306a36Sopenharmony_ci                physical device providing the storage for this backend
2462306a36Sopenharmony_ci                block device.
2562306a36Sopenharmony_ci
2662306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/mode
2762306a36Sopenharmony_ciDate:		April 2011
2862306a36Sopenharmony_ciKernelVersion:	3.0
2962306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
3062306a36Sopenharmony_ciDescription:
3162306a36Sopenharmony_ci                Whether the block device is read-only ('r') or
3262306a36Sopenharmony_ci                read-write ('w').
3362306a36Sopenharmony_ci
3462306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/statistics/f_req
3562306a36Sopenharmony_ciDate:		April 2011
3662306a36Sopenharmony_ciKernelVersion:	3.0
3762306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
3862306a36Sopenharmony_ciDescription:
3962306a36Sopenharmony_ci                Number of flush requests from the frontend.
4062306a36Sopenharmony_ci
4162306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/statistics/oo_req
4262306a36Sopenharmony_ciDate:		April 2011
4362306a36Sopenharmony_ciKernelVersion:	3.0
4462306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
4562306a36Sopenharmony_ciDescription:
4662306a36Sopenharmony_ci                Number of requests delayed because the backend was too
4762306a36Sopenharmony_ci                busy processing previous requests.
4862306a36Sopenharmony_ci
4962306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/statistics/rd_req
5062306a36Sopenharmony_ciDate:		April 2011
5162306a36Sopenharmony_ciKernelVersion:	3.0
5262306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
5362306a36Sopenharmony_ciDescription:
5462306a36Sopenharmony_ci                Number of read requests from the frontend.
5562306a36Sopenharmony_ci
5662306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/statistics/rd_sect
5762306a36Sopenharmony_ciDate:		April 2011
5862306a36Sopenharmony_ciKernelVersion:	3.0
5962306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
6062306a36Sopenharmony_ciDescription:
6162306a36Sopenharmony_ci                Number of sectors read by the frontend.
6262306a36Sopenharmony_ci
6362306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/statistics/wr_req
6462306a36Sopenharmony_ciDate:		April 2011
6562306a36Sopenharmony_ciKernelVersion:	3.0
6662306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
6762306a36Sopenharmony_ciDescription:
6862306a36Sopenharmony_ci                Number of write requests from the frontend.
6962306a36Sopenharmony_ci
7062306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/vbd-*/statistics/wr_sect
7162306a36Sopenharmony_ciDate:		April 2011
7262306a36Sopenharmony_ciKernelVersion:	3.0
7362306a36Sopenharmony_ciContact:	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
7462306a36Sopenharmony_ciDescription:
7562306a36Sopenharmony_ci                Number of sectors written by the frontend.
7662306a36Sopenharmony_ci
7762306a36Sopenharmony_ciWhat:		/sys/bus/xen-backend/devices/*/state
7862306a36Sopenharmony_ciDate:		August 2018
7962306a36Sopenharmony_ciKernelVersion:	4.19
8062306a36Sopenharmony_ciContact:	Joe Jin <joe.jin@oracle.com>
8162306a36Sopenharmony_ciDescription:
8262306a36Sopenharmony_ci                The state of the device. One of: 'Unknown',
8362306a36Sopenharmony_ci                'Initialising', 'Initialised', 'Connected', 'Closing',
8462306a36Sopenharmony_ci                'Closed', 'Reconfiguring', 'Reconfigured'.
85