2012-12-24 00:01:42 +00:00
|
|
|
========================
|
|
|
|
|
Using Hadoop with CephFS
|
|
|
|
|
========================
|
2012-10-31 16:26:04 +00:00
|
|
|
|
|
|
|
|
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`.
|
|
|
|
|
|
2012-12-24 00:01:42 +00:00
|
|
|
+---------------------+--------------------------+----------------------------+
|
|
|
|
|
|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 | |
|
|
|
|
|
| | | |
|
|
|
|
|
| | | |
|
|
|
|
|
+---------------------+--------------------------+----------------------------+
|
