1What: /sys/class/rnbd-server 2Date: Feb 2020 3KernelVersion: 5.7 4Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 5Description: provide information about RNBD-server. 6 7What: /sys/class/rnbd-server/ctl/ 8Date: Feb 2020 9KernelVersion: 5.7 10Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 11Description: When a client maps a device, a directory entry with the name of the 12 block device is created under /sys/class/rnbd-server/ctl/devices/. 13 14What: /sys/class/rnbd-server/ctl/devices/<device_name>/block_dev 15Date: Feb 2020 16KernelVersion: 5.7 17Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 18Description: Is a symlink to the sysfs entry of the exported device. 19 20 Example: 21 block_dev -> ../../../../class/block/ram0 22 23What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/ 24Date: Feb 2020 25KernelVersion: 5.7 26Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 27Description: For each client a particular device is exported to, following directory will be 28 created: 29 30 /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/ 31 32 When the device is unmapped by that client, the directory will be removed. 33 34What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/read_only 35Date: Feb 2020 36KernelVersion: 5.7 37Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 38Description: Contains '1' if device is mapped read-only, otherwise '0'. 39 40What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/mapping_path 41Date: Feb 2020 42KernelVersion: 5.7 43Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 44Description: Contains the relative device path provided by the user during mapping. 45 46What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/access_mode 47Date: Feb 2020 48KernelVersion: 5.7 49Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com> 50Description: Contains the device access mode: ro, rw or migration. 51