From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- doc/rbd/rbd-ko.rst | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 doc/rbd/rbd-ko.rst (limited to 'doc/rbd/rbd-ko.rst') diff --git a/doc/rbd/rbd-ko.rst b/doc/rbd/rbd-ko.rst new file mode 100644 index 000000000..70c407839 --- /dev/null +++ b/doc/rbd/rbd-ko.rst @@ -0,0 +1,59 @@ +========================== + Kernel Module Operations +========================== + +.. index:: Ceph Block Device; kernel module + +.. important:: To use kernel module operations, you must have a running Ceph cluster. + +Get a List of Images +==================== + +To mount a block device image, first return a list of the images. :: + + rbd list + +Map a Block Device +================== + +Use ``rbd`` to map an image name to a kernel module. You must specify the +image name, the pool name, and the user name. ``rbd`` will load RBD kernel +module on your behalf if it's not already loaded. :: + + sudo rbd device map {pool-name}/{image-name} --id {user-name} + +For example:: + + sudo rbd device map rbd/myimage --id admin + +If you use `cephx`_ authentication, you must also specify a secret. It may come +from a keyring or a file containing the secret. :: + + sudo rbd device map rbd/myimage --id admin --keyring /path/to/keyring + sudo rbd device map rbd/myimage --id admin --keyfile /path/to/file + + +Show Mapped Block Devices +========================= + +To show block device images mapped to kernel modules with the ``rbd``, +specify ``device list`` arguments. :: + + rbd device list + + +Unmapping a Block Device +======================== + +To unmap a block device image with the ``rbd`` command, specify the +``device unmap`` arguments and the device name (i.e., by convention the +same as the block device image name). :: + + sudo rbd device unmap /dev/rbd/{poolname}/{imagename} + +For example:: + + sudo rbd device unmap /dev/rbd/rbd/foo + + +.. _cephx: ../../rados/operations/user-management/ -- cgit v1.2.3