doc/mgr: fix mgr how long to wait to failover

Signed-off-by: huanwen ren <ren.huanwen@zte.com.cn>

diff --git a/doc/mgr/administrator.rst b/doc/mgr/administrator.rst
index 2ef21cb7218c42ebcd5daeb65581132f272089f5..f62b01eee6f95afe44cb4924c51cc37f7bd55350 100644 (file)
--- a/doc/mgr/administrator.rst
+++ b/doc/mgr/administrator.rst
@@ -35,7 +35,7 @@ active by the monitors, and the others will be standbys.  There is
 no requirement for quorum among the ceph-mgr daemons.
 
 If the active daemon fails to send a beacon to the monitors for
-more than ``mgr beacon period`` (default 30s), then it will be replaced
+more than ``mon mgr beacon grace`` (default 30s), then it will be replaced
 by a standby.
 
 If you want to pre-empt failover, you can explicitly mark a ceph-mgr