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I'm wondering if you have plans to implement the protocol elements described in this RFC in the Linux NFS client and the server? -------- Forwarded Message -------- Subject: [nfsv4] RFC 9737 on Reporting Errors in NFSv4.2 via LAYOUTRETURN Date: Wed, 26 Feb 2025 15:46:27 -0800 (PST) From: rfc-editor@rfc-editor.org To: ietf-announce@ietf.org, rfc-dist@rfc-editor.org CC: rfc-editor@rfc-editor.org, drafts-update-ref@iana.org, nfsv4@ietf.org A new Request for Comments is now available in online RFC libraries. RFC 9737 Title: Reporting Errors in NFSv4.2 via LAYOUTRETURN Author: T. Haynes, T. Myklebust Status: Standards Track Stream: IETF Date: February 2025 Mailbox: loghyr@gmail.com, trondmy@hammerspace.com Pages: 6 Updates/Obsoletes/SeeAlso: None I-D Tag: draft-ietf-nfsv4-layrec-04.txt URL: https://www.rfc-editor.org/info/rfc9737 DOI: 10.17487/RFC9737 The Parallel Network File System (pNFS) allows for a file's metadata and data to be on different servers (i.e., the metadata server (MDS) and the data server (DS)). When the MDS is restarted, the client can still modify the data file component. During the recovery phase of startup, the MDS and the DSs work together to recover state. If the client has not encountered errors with the data files, then the state can be recovered and the resilvering of the data files can be avoided. With any errors, there is no means by which the client can report errors to the MDS. As such, the MDS has to assume that a file needs resilvering. This document presents an extension to RFC 8435 to allow the client to update the metadata via LAYOUTRETURN and avoid the resilvering. This document is a product of the Network File System Version 4 Working Group of the IETF. This is now a Proposed Standard. STANDARDS TRACK: This document specifies an Internet Standards Track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the Official Internet Protocol Standards (https://www.rfc-editor.org/standards) for the standardization state and status of this protocol. Distribution of this memo is unlimited. This announcement is sent to the IETF-Announce and rfc-dist lists. 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