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| author |   Qiaowei Ren <qiaowei.ren@intel.com> | 2018-03-01 14:38:11 +0800 |
|---|---|---|
| committer | Qiaowei Ren <qiaowei.ren@intel.com> | 2018-03-01 14:38:11 +0800 |
| commit | 7da45d65be36d36b880cc55c5036e96c24b53f00 (patch) | |
| tree | d4f944eb4f8f8de50a9a7584ffa408dc3a3185b2 /src/ceph/doc/rbd/iscsi-requirements.rst | |
| parent | 691462d09d0987b47e112d6ee8740375df3c51b2 (diff) | |
remove ceph code
This patch removes initial ceph code, due to license issue.
Change-Id: I092d44f601cdf34aed92300fe13214925563081c
Signed-off-by: Qiaowei Ren <qiaowei.ren@intel.com>
Diffstat (limited to 'src/ceph/doc/rbd/iscsi-requirements.rst')
| -rw-r--r-- | src/ceph/doc/rbd/iscsi-requirements.rst | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/src/ceph/doc/rbd/iscsi-requirements.rst b/src/ceph/doc/rbd/iscsi-requirements.rst deleted file mode 100644 index 1ae19e0..0000000 --- a/src/ceph/doc/rbd/iscsi-requirements.rst +++ /dev/null @@ -1,49 +0,0 @@ -========================== -iSCSI Gateway Requirements -========================== - -To implement the Ceph iSCSI gateway there are a few requirements. It is recommended -to use two to four iSCSI gateway nodes for a highly available Ceph iSCSI gateway -solution. - -For hardware recommendations, see the `Hardware Recommendation page <http://docs.ceph.com/docs/master/start/hardware-recommendations/>`_ -for more details. - -.. note:: - On the iSCSI gateway nodes, the memory footprint of the RBD images - can grow to a large size. Plan memory requirements accordingly based - off the number RBD images mapped. - -There are no specific iSCSI gateway options for the Ceph Monitors or -OSDs, but it is important to lower the default timers for detecting -down OSDs to reduce the possibility of initiator timeouts. The following -configuration options are suggested for each OSD node in the storage -cluster:: - - [osd] - osd heartbeat grace = 20 - osd heartbeat interval = 5 - -- Online Updating Using the Ceph Monitor - - :: - - ceph tell <daemon_type>.<id> injectargs '--<parameter_name> <new_value>' - - :: - - ceph tell osd.0 injectargs '--osd_heartbeat_grace 20' - ceph tell osd.0 injectargs '--osd_heartbeat_interval 5' - -- Online Updating on the OSD Node - - :: - - ceph daemon <daemon_type>.<id> config set osd_client_watch_timeout 15 - - :: - - ceph daemon osd.0 config set osd_heartbeat_grace 20 - ceph daemon osd.0 config set osd_heartbeat_interval 5 - -For more details on setting Ceph's configuration options, see the `Configuration page <http://docs.ceph.com/docs/master/rados/configuration/>`_. |