when the data is on disk on all replicas, but reads may come from the
cache. The cache is in memory on the client, and each RBD image has
its own. Since the cache is local to the client, there's no coherency
-if there are others accesing the image. Running GFS or OCFS on top of
+if there are others accessing the image. Running GFS or OCFS on top of
RBD will not work with caching enabled.
The ``ceph.conf`` file settings for RBD should be set in the ``[client]``
#. **Template Pool:** One way to use block device layering is to create a
pool that contains master images that act as templates, and snapshots of those
- templates. You may then extend read-only priveleges to users so that they
+ templates. You may then extend read-only privileges to users so that they
may clone the snapshots without the ability to write or execute within the pool.
#. **Image Migration/Recovery:** One way to use block device layering is to migrate
Protecting a Snapshot
---------------------
-Clones access the parent snapshots. All clones would break if a user inadvertantly
+Clones access the parent snapshots. All clones would break if a user inadvertently
deleted the parent snapshot. To prevent data loss, you **MUST** protect the
snapshot before you can clone it. ::