to keep its information about free space and utilization updated.
That allows the MDS to make more optimal file allocation decisions.
-.MDS_STATFS Generic Packet Structure
-image::mds-statfs-generic.png["MDS_STATFS Generic Packet Structure",height=100]
+.MDS_STATFS Request Packet Structure
+image::mds-statfs-request.png["MDS_STATFS Request Packet Structure",height=50]
//////////////////////////////////////////////////////////////////////
-The mds-statfs-generic.png diagram resembles this text art:
+The mds-statfs-request.png diagram resembles this text art:
MDS_STATFS:
--request------
| ptlrpc_body |
---------------
+//////////////////////////////////////////////////////////////////////
+
+'ptlrpc_body':: RPC descriptor. See <<struct-ptlrpc-body>>.
+
+.MDS_STATFS Reply Packet Structure
+image::mds-statfs-reply.png["MDS_STATFS Reply Packet Structure",height=50]
+
+//////////////////////////////////////////////////////////////////////
+The mds-statfs-reply.png diagram resembles this text art:
+
+ MDS_STATFS:
--reply---------------------
| ptlrpc_body | obd_statfs |
----------------------------
//////////////////////////////////////////////////////////////////////
-'ptlrpc_body':: RPC descriptor. See <<ptlrpc_body>>.
+'ptlrpc_body':: RPC descriptor. See <<struct-ptlrpc-body>>.
'obd_statfs':: Statfs information about the target. See
-<struct-obd-statfs>>.
+<<struct-obd-statfs>>.