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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. |