1*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/*/devtype 2*c267e6e0SDavid VrabelDate: Feb 2009 3*c267e6e0SDavid VrabelKernelVersion: 2.6.38 4*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 5*c267e6e0SDavid VrabelDescription: 6*c267e6e0SDavid Vrabel The type of the device. e.g., one of: 'vbd' (block), 7*c267e6e0SDavid Vrabel 'vif' (network), or 'vfb' (framebuffer). 8*c267e6e0SDavid Vrabel 9*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/*/nodename 10*c267e6e0SDavid VrabelDate: Feb 2009 11*c267e6e0SDavid VrabelKernelVersion: 2.6.38 12*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 13*c267e6e0SDavid VrabelDescription: 14*c267e6e0SDavid Vrabel XenStore node (under /local/domain/NNN/) for this 15*c267e6e0SDavid Vrabel backend device. 16*c267e6e0SDavid Vrabel 17*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/physical_device 18*c267e6e0SDavid VrabelDate: April 2011 19*c267e6e0SDavid VrabelKernelVersion: 3.0 20*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 21*c267e6e0SDavid VrabelDescription: 22*c267e6e0SDavid Vrabel The major:minor number (in hexidecimal) of the 23*c267e6e0SDavid Vrabel physical device providing the storage for this backend 24*c267e6e0SDavid Vrabel block device. 25*c267e6e0SDavid Vrabel 26*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/mode 27*c267e6e0SDavid VrabelDate: April 2011 28*c267e6e0SDavid VrabelKernelVersion: 3.0 29*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 30*c267e6e0SDavid VrabelDescription: 31*c267e6e0SDavid Vrabel Whether the block device is read-only ('r') or 32*c267e6e0SDavid Vrabel read-write ('w'). 33*c267e6e0SDavid Vrabel 34*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/statistics/f_req 35*c267e6e0SDavid VrabelDate: April 2011 36*c267e6e0SDavid VrabelKernelVersion: 3.0 37*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 38*c267e6e0SDavid VrabelDescription: 39*c267e6e0SDavid Vrabel Number of flush requests from the frontend. 40*c267e6e0SDavid Vrabel 41*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/statistics/oo_req 42*c267e6e0SDavid VrabelDate: April 2011 43*c267e6e0SDavid VrabelKernelVersion: 3.0 44*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 45*c267e6e0SDavid VrabelDescription: 46*c267e6e0SDavid Vrabel Number of requests delayed because the backend was too 47*c267e6e0SDavid Vrabel busy processing previous requests. 48*c267e6e0SDavid Vrabel 49*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_req 50*c267e6e0SDavid VrabelDate: April 2011 51*c267e6e0SDavid VrabelKernelVersion: 3.0 52*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 53*c267e6e0SDavid VrabelDescription: 54*c267e6e0SDavid Vrabel Number of read requests from the frontend. 55*c267e6e0SDavid Vrabel 56*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_sect 57*c267e6e0SDavid VrabelDate: April 2011 58*c267e6e0SDavid VrabelKernelVersion: 3.0 59*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 60*c267e6e0SDavid VrabelDescription: 61*c267e6e0SDavid Vrabel Number of sectors read by the frontend. 62*c267e6e0SDavid Vrabel 63*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/statistics/wr_req 64*c267e6e0SDavid VrabelDate: April 2011 65*c267e6e0SDavid VrabelKernelVersion: 3.0 66*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 67*c267e6e0SDavid VrabelDescription: 68*c267e6e0SDavid Vrabel Number of write requests from the frontend. 69*c267e6e0SDavid Vrabel 70*c267e6e0SDavid VrabelWhat: /sys/bus/xen-backend/devices/vbd-*/statistics/wr_sect 71*c267e6e0SDavid VrabelDate: April 2011 72*c267e6e0SDavid VrabelKernelVersion: 3.0 73*c267e6e0SDavid VrabelContact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 74*c267e6e0SDavid VrabelDescription: 75*c267e6e0SDavid Vrabel Number of sectors written by the frontend. 76