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- What: /sys/class/rnbd-server
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: provide information about RNBD-server.
- What: /sys/class/rnbd-server/ctl/
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: When a client maps a device, a directory entry with the name of the
- block device is created under /sys/class/rnbd-server/ctl/devices/.
- What: /sys/class/rnbd-server/ctl/devices/<device_name>/block_dev
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: Is a symlink to the sysfs entry of the exported device.
- Example:
- block_dev -> ../../../../class/block/ram0
- What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: For each client a particular device is exported to, following directory will be
- created:
- /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/
- When the device is unmapped by that client, the directory will be removed.
- What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/read_only
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: Contains '1' if device is mapped read-only, otherwise '0'.
- What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/mapping_path
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: Contains the relative device path provided by the user during mapping.
- What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/access_mode
- Date: Feb 2020
- KernelVersion: 5.7
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: Contains the device access mode: ro, rw or migration.
- What: /sys/class/rnbd-server/ctl/devices/<device_name>/sessions/<session-name>/force_close
- Date: Nov 2020
- KernelVersion: 5.10
- Contact: Jack Wang <[email protected]> Danil Kipnis <[email protected]>
- Description: Write "1" to the file to close the device on server side. Please
- note that the client side device will not be closed, read or
- write to the device will get -ENOTCONN.
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