ceph/doc/cephfs/hadoop.rst
Noah Watkins 3583684776 doc: update Hadoop documentation
Updates configuration option names, and adds object.size,
localize.reads, and root.dir control options.

Signed-off-by: Noah Watkins <noahwatkins@gmail.com>
2012-12-28 17:19:31 -08:00

44 lines
2.8 KiB
ReStructuredText

========================
Using Hadoop with CephFS
========================
Hadoop Configuration
--------------------
This section describes the Hadoop configuration options used to control Ceph.
These options are intended to be set in the Hadoop configuration file
`conf/core-site.xml`.
+---------------------+--------------------------+----------------------------+
|Property |Value |Notes |
| | | |
+=====================+==========================+============================+
|fs.default.name |Ceph URI |ceph:/// |
| | | |
| | | |
+---------------------+--------------------------+----------------------------+
|ceph.conf.file |Local path to ceph.conf |/etc/ceph/ceph.conf |
| | | |
| | | |
| | | |
+---------------------+--------------------------+----------------------------+
|ceph.conf.options |Comma separated list of |opt1=val1,opt2=val2 |
| |Ceph configuration | |
| |key/value pairs | |
| | | |
+---------------------+--------------------------+----------------------------+
|ceph.root.dir |Mount root directory |Default value: / |
| | | |
| | | |
+---------------------+--------------------------+----------------------------+
|ceph.object.size |Default file object size |Default value (64MB): |
| |in bytes |67108864 |
| | | |
| | | |
+---------------------+--------------------------+----------------------------+
|ceph.localize.reads |Allow reading from file |Default value: true |
| |replica objects | |
| | | |
| | | |
+---------------------+--------------------------+----------------------------+