Re: [nfsv4] Suresh Krishnan's No Objection on draft-ietf-nfsv4-rpcrdma-cm-pvt-data-07: (with COMMENT)

Chuck Lever <chuck.lever@oracle.com> Thu, 20 February 2020 14:01 UTC

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From: Chuck Lever <chuck.lever@oracle.com>
In-Reply-To: <0EDBFDE0-95BC-41D1-B032-D271EDF62492@kaloom.com>
Date: Thu, 20 Feb 2020 08:59:06 -0500
Cc: Benjamin Kaduk <kaduk@mit.edu>, "nfsv4@ietf.org" <nfsv4@ietf.org>, "nfsv4-chairs@ietf.org" <nfsv4-chairs@ietf.org>, "draft-ietf-nfsv4-rpcrdma-cm-pvt-data@ietf.org" <draft-ietf-nfsv4-rpcrdma-cm-pvt-data@ietf.org>, The IESG <iesg@ietf.org>
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References: <158216848908.17754.6609131313720933956.idtracker@ietfa.amsl.com> <20200220040540.GA97652@kduck.mit.edu> <0EDBFDE0-95BC-41D1-B032-D271EDF62492@kaloom.com>
To: Suresh Krishnan <Suresh@kaloom.com>
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Subject: Re: [nfsv4] Suresh Krishnan's No Objection on draft-ietf-nfsv4-rpcrdma-cm-pvt-data-07: (with COMMENT)
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> On Feb 19, 2020, at 11:42 PM, Suresh Krishnan <Suresh@kaloom.com> wrote:
> 
> Hi Ben,
> 
>> On Feb 19, 2020, at 11:05 PM, Benjamin Kaduk <kaduk@mit.edu> wrote:
>> 
>> On Wed, Feb 19, 2020 at 07:14:49PM -0800, Suresh Krishnan via Datatracker wrote:
>>> Suresh Krishnan has entered the following ballot position for
>>> draft-ietf-nfsv4-rpcrdma-cm-pvt-data-07: No Objection
>>> 
>>> When responding, please keep the subject line intact and reply to all
>>> email addresses included in the To and CC lines. (Feel free to cut this
>>> introductory paragraph, however.)
>>> 
>>> 
>>> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html
>>> for more information about IESG DISCUSS and COMMENT positions.
>>> 
>>> 
>>> The document, along with other ballot positions, can be found here:
>>> https://datatracker.ietf.org/doc/draft-ietf-nfsv4-rpcrdma-cm-pvt-data/
>>> 
>>> 
>>> 
>>> ----------------------------------------------------------------------
>>> COMMENT:
>>> ----------------------------------------------------------------------
>>> 
>>> I would like to see a resolution of Barry's DISCUSS as well. In addition if you
>>> are using division by 1024, I think the appropriate range needs to be
>>> 1KiB-256KiB instead of 1KB-256KB as defined in the draft.
>> 
>> I'm not sure there's really much of an issue there; the stated procedure
>> (round-tripping through the encoding and decoding processes) seems to have
>> the effect of rounding down to the next multiple of 1024 bytes, which might
>> waste a little space but should produce safe operation.  Furthermore, it
>> can't reduce the buffer size below the current default value.
> 
>> 
>> (That said, I don't object to the diff that was proposed in response to
>> Barry.)
> 
> The range of possible values is still off in the -07 draft but I checked the -latest diff posted by Chuck and it seems to have updated the range to read "1024 to 262144 octets” which matches my suggestion for 1KiB-256KiB. So consider me satisfied :-).

Suresh, thanks for having a look at the Editor's copy, and thanks for your
comment! I was uncertain about exactly how to spell out the size range.


--
Chuck Lever