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1What: /sys/class/rnbd-server2Date: Feb 20203KernelVersion: 5.74Contact: 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 20209KernelVersion: 5.710Contact: 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 the12 block device is created under /sys/class/rnbd-server/ctl/devices/.13 14What: /sys/class/rnbd-server/ctl/devices/<device_name>/block_dev15Date: Feb 202016KernelVersion: 5.717Contact: 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/ram022 23What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/24Date: Feb 202025KernelVersion: 5.726Contact: 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 be28 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_only35Date: Feb 202036KernelVersion: 5.737Contact: 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_path41Date: Feb 202042KernelVersion: 5.743Contact: 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_mode47Date: Feb 202048KernelVersion: 5.749Contact: 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 52What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/force_close53Date: Nov 202054KernelVersion: 5.1055Contact: Jack Wang <jinpu.wang@cloud.ionos.com> Danil Kipnis <danil.kipnis@cloud.ionos.com>56Description: Write "1" to the file to close the device on server side. Please57 note that the client side device will not be closed, read or58 write to the device will get -ENOTCONN.59