Synopsis
========
-| **rbd-nbd** [-c conf] [--read-only] [--device *nbd device*] [--nbds_max *limit*] [--max_part *limit*] [--exclusive] [--encryption-format *format*] [--encryption-passphrase-file *passphrase-file*] [--io-timeout *seconds*] [--reattach-timeout *seconds*] map *image-spec* | *snap-spec*
+| **rbd-nbd** [-c conf] [--read-only] [--device *nbd device*] [--nbds_max *limit*] [--max_part *limit*] [--exclusive] [--notrim] [--encryption-format *format*] [--encryption-passphrase-file *passphrase-file*] [--io-timeout *seconds*] [--reattach-timeout *seconds*] map *image-spec* | *snap-spec*
| **rbd-nbd** unmap *nbd device* | *image-spec* | *snap-spec*
| **rbd-nbd** list-mapped
| **rbd-nbd** attach --device *nbd device* *image-spec* | *snap-spec*
Forbid writes by other clients.
+.. option:: --notrim
+
+ Turn off trim/discard.
+
.. option:: --encryption-format
Image encryption format.
============
**rbd-nbd** is part of Ceph, a massively scalable, open-source, distributed storage system. Please refer to
-the Ceph documentation at http://ceph.com/docs for more information.
+the Ceph documentation at https://docs.ceph.com/ for more information.
See also