1 RPC 33: MDS GETATTR - Get MDS Attributes
2 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 Get attribute information for a resource on an MDT.
7 .MDS_GETATTR Request Packet Structure
8 image::mds-getattr-request.png["MDS_GETATTR Request Packet Structure",height=50]
10 //////////////////////////////////////////////////////////////////////
11 The mds-getattr-request.png diagram resembles this text art:
14 --request-------------------------------
15 | ptlrpc_body | mdt_body | lustre_capa |
16 ----------------------------------------
17 //////////////////////////////////////////////////////////////////////
20 RPC descriptor. See <<struct-ptlrpc-body>>.
22 include::struct_mdt_body.txt[]
25 A "capabilities" structure. See <<struct-lustre-capa>>.
27 .MDS_GETATTR Reply Packet Structure
28 image::mds-getattr-reply.png["MDS_GETATTR Reply Packet Structure",height=50]
30 //////////////////////////////////////////////////////////////////////
31 The mds-getattr-reply.png diagram resembles this text art:
34 --reply----------------------------------------------
35 | ptlrpc_body | mdt_body | MDS_MD | ACL | fid1_capa |
36 -----------------------------------------------------
39 //////////////////////////////////////////////////////////////////////
42 RPC descriptor. See <<struct-ptlrpc-body>>.
45 Metadata about the resource. See <<struct-mdt-body>>.
54 The capabilities structure for the first FID in the 'mdt_body'. See
55 <<struct-lustre-capa>>.
58 The capabilities structure for the second FID in the 'mdt_body'. See
59 <<struct-lustre-capa>>.