doc: rgw: make a note abt system users vs normal users

Mention that system users don't behave like normal users in context of
normal rest operations

Fixes: http://tracker.ceph.com/issues/18889
Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>
(cherry picked from commit a47bcf70c9f51a6601b809cba219f5615b204d34)

Conflicts:
	doc/radosgw/multisite.rst (trivial whitespace difference)

diff --git a/doc/radosgw/multisite.rst b/doc/radosgw/multisite.rst
index 6a7a8a38f2c7d87e2fd2e89b0d88fe51216bc44a..098a5e2b59ee838dde05e5891c4ceecaa441d193 100644 (file)
--- a/doc/radosgw/multisite.rst
+++ b/doc/radosgw/multisite.rst
@@ -281,6 +281,11 @@ keys would be used when configuring the secondary zone::
   }
 
 
+.. note:: Please note that system users have super user privileges over the
+          entire zone, and will not behave like normal users for rest operations
+          like creating buckets, objects etc. as the output would contain
+          additional json fields for maintaining metadata.
+
 
 Update the period
 -----------------