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| author | James McClune <falcon78921@users.noreply.github.com> | 2018-08-21 00:03:27 +0200 |
|---|---|---|
| committer | James McClune <jmcclune@mcclunetechnologies.net> | 2018-08-24 01:52:08 +0200 |
| commit | aa0c43517377a16051839f2fe1411c273ede98b3 (patch) | |
| tree | 43470e50856f4ea53d6539342ea345c430047535 /doc/radosgw | |
| parent | doc: used ref label for multisite link (diff) | |
| download | ceph-aa0c43517377a16051839f2fe1411c273ede98b3.tar.xz ceph-aa0c43517377a16051839f2fe1411c273ede98b3.zip | |
doc: updated multisite docs
Fixed a minor typo in Requirements and Assumptions section.
Added an important note about running a single Ceph storage cluster for
multiple geographic locations.
Fixes: http://tracker.ceph.com/issues/26997
Signed-off-by: James McClune <jmcclune@mcclunetechnologies.net>
Diffstat (limited to 'doc/radosgw')
| -rw-r--r-- | doc/radosgw/multisite.rst | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/doc/radosgw/multisite.rst b/doc/radosgw/multisite.rst index 5123905f69d..e7bb3efcc16 100644 --- a/doc/radosgw/multisite.rst +++ b/doc/radosgw/multisite.rst @@ -63,11 +63,14 @@ A multi-site configuration requires at least two Ceph storage clusters, preferably given a distinct cluster name. At least two Ceph object gateway instances, one for each Ceph storage cluster. -This guide assumes at least two Ceph storage clusters in geographically +This guide assumes at least two Ceph storage clusters are in geographically separate locations; however, the configuration can work on the same site. This guide also assumes two Ceph object gateway servers named ``rgw1`` and ``rgw2``. +.. important:: Running a single Ceph storage cluster is NOT recommended unless you have + low latency WAN connections. + A multi-site configuration requires a master zone group and a master zone. Additionally, each zone group requires a master zone. Zone groups may have one or more secondary or non-master zones. |