Network File System (NFS) Upper Layer Binding To RPC-Over-RDMA Version One
draft-ietf-nfsv4-rfc5667bis-06
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Network File System Version 4 C. Lever, Ed.
Internet-Draft Oracle
Obsoletes: 5667 (if approved) February 24, 2017
Intended status: Standards Track
Expires: August 28, 2017
Network File System (NFS) Upper Layer Binding To RPC-Over-RDMA Version
One
draft-ietf-nfsv4-rfc5667bis-06
Abstract
This document specifies Upper Layer Bindings of Network File System
(NFS) protocol versions to RPC-over-RDMA Version One. Upper Layer
Bindings are required in order to enable RPC-based protocols such as
NFS to use Direct Data Placement on RPC-over-RDMA Version One. This
document obsoletes RFC 5667.
Requirements Language
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
"SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
document are to be interpreted as described in [RFC2119].
Status of This Memo
This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet-
Drafts is at http://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
This Internet-Draft will expire on August 28, 2017.
Copyright Notice
Copyright (c) 2017 IETF Trust and the persons identified as the
document authors. All rights reserved.
Lever Expires August 28, 2017 [Page 1]
Internet-Draft NFS on RPC-Over-RDMA V1 February 2017
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than English.
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Reply Size Estimation . . . . . . . . . . . . . . . . . . . . 3
2.1. Short Reply Chunk Retry . . . . . . . . . . . . . . . . . 4
3. Upper Layer Binding for NFS Versions 2 and 3 . . . . . . . . 5
3.1. Reply Size Estimation . . . . . . . . . . . . . . . . . . 5
3.2. RPC Binding Considerations . . . . . . . . . . . . . . . 5
4. Upper Layer Bindings for NFS Version 2 and 3 Auxiliary
Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4.1. MOUNT, NLM, and NSM Protocols . . . . . . . . . . . . . . 6
4.2. NFSACL Protocol . . . . . . . . . . . . . . . . . . . . . 7
5. Upper Layer Binding For NFS Version 4 . . . . . . . . . . . . 7
5.1. DDP-Eligibility . . . . . . . . . . . . . . . . . . . . . 7
5.2. Reply Size Estimation . . . . . . . . . . . . . . . . . . 8
5.3. RPC Binding Considerations . . . . . . . . . . . . . . . 9
5.4. NFS COMPOUND Requests . . . . . . . . . . . . . . . . . . 10
5.5. NFS Callback Requests . . . . . . . . . . . . . . . . . . 11
5.6. Session-Related Considerations . . . . . . . . . . . . . 12
5.7. Transport Considerations . . . . . . . . . . . . . . . . 13
6. Extending NFS Upper Layer Bindings . . . . . . . . . . . . . 14
7. Security Considerations . . . . . . . . . . . . . . . . . . . 14
8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 15
9. References . . . . . . . . . . . . . . . . . . . . . . . . . 15
9.1. Normative References . . . . . . . . . . . . . . . . . . 15
9.2. Informative References . . . . . . . . . . . . . . . . . 16
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