[PMOL] Reminder: meeting today: PMOL directorate: meeting at the IETF?
Benoit Claise <bclaise@cisco.com> Wed, 07 November 2012 16:23 UTC
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Date: Wed, 07 Nov 2012 11:23:05 -0500
From: Benoit Claise <bclaise@cisco.com>
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To: Benoit Claise <bclaise@cisco.com>
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Cc: Wesley Eddy <wes@mti-systems.com>, Ron Bonica <rbonica@juniper.net>, "pmol@ietf.org" <pmol@ietf.org>, ipfix-chairs@tools.ietf.org, xrblock-chairs@tools.ietf.org, "ippm-chairs@tools.ietf.org" <ippm-chairs@tools.ietf.org>, Brian Trammell <trammell@tik.ee.ethz.ch>
Subject: [PMOL] Reminder: meeting today: PMOL directorate: meeting at the IETF?
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Reminder: Wed Nov 7th at 1440 - 1540 in the IESG breakout room 202 Regards, Benoit > Dear PMOL directorate members, > > Based on doodle, this meeting will take place on Wed Nov 7th at 1440 - > 1540 in the IESG breakout room, to be confirmed. > I hope to see you all. > > Regards, Benoit >> Dear PMOL directorate members, >> >> During my review of the latest AVTCORE and XRBLOCK drafts ( >> draft-ietf-xrblock-rtcp-xr-pdv and draft-ietf-avtcore-monarch), I >> came to the conclusion that we have an issue in terms of performance >> metrics at the IETF, and actually in the industry. >> >> As background information, here is my DISCUSS on the two drafts >> >> ---------------------------------------------------------------------- >> DISCUSS: >> ---------------------------------------------------------------------- >> >> My entire point is more a DISCUSS-DISCUSS, for both >> draft-ietf-avtcore-monarch-19 and draft-ietf-xrblock-rtcp-xr-pdv-05.txt. >> Sorry to pick on these two drafts, but we need to have an IESG >> performance metrics discussion. >> Where does the list of performance metric definitions come from at the >> IETF? >> We have multiple sources: >> - IPPM for IP performance metrics >> - RTCP for RTP performance metrics: >> Definitions in the document themselves or potentially referencing some >> other SDOs >> Example:http://tools.ietf.org/html/draft-ietf-xrblock-rtcp-xr-pdv-05 >> bits 014-011 >> 0: MAPDV2, Clause 6.2.3.2 of [G.1020], >> 1: 2-point PDV, Clause 6.2.4 of [Y.1540]. >> - PMOL: Performance Metrics at Other Layers, with >> RFC 6076 on Basic Telephony SIP End-to-End Performance Metrics >> - IPFIX will one day or the other exports performance metrics. >> I see for example >> http://tools.ietf.org/html/draft-akhter-opsawg-perfmon-ipfix-03 >> It's again a redefinition, and it should not be! >> >> My concerns are that we start to define performance metrics in different >> parts of the IETF, without consistency. >> >> We have defined RFC 6390 on "Guidelines for Considering New Performance >> Metric Development", which ask for specific definition >> Seehttp://tools.ietf.org/html/rfc6390#section-5.4.4 >> >> I believe that the IETF should at least: >> - define the performance metrics in a consistent way according to >> RFC6390. >> - document those performance metrics in a single location >> >> So my questions are: >> - are we defining the performance metrics the right way? >> - where is this shared repository of performance metrics (at least for >> the ones created in the IETF)? >> - is the PMOL directorate (RFC 6390) used effectively? >> >> After discussing with Dan Romascanu, we came to this conclusion >> >> I had a discussion with Dan Romascanu, and we settled on: >> - RFC 6390 template is required for new perf metric definition >> - RFC 6390 template is a nice-to-have when we refer to an existing perf metric >> Nice-to-have because the performance metric reference doesn't always include >> all the required information about: measurement points, measurement timing, use >> and applications, reporting model, etc... but focus only on the "Method of >> Measurement or Calculation" >> >> I would like to have a meeting during the IETF, with the following agenda >> - are we defining the performance metrics the right way? >> - where is this shared repository of performance metrics (at least for >> the ones created in the IETF)? >> - is the PMOL directorate (RFC 6390) used effectively? >> - conclusion discussed with Dan >> >> Here is a doodle invite. Please let me know if/when you are available. >> Your feedback on this mailer is also welcome. >> Regards, Benoit >> >
- [PMOL] PMOL directorate: meeting at the IETF? Benoit Claise
- Re: [PMOL] PMOL directorate: meeting at the IETF? Benoit Claise
- Re: [PMOL] PMOL directorate: meeting at the IETF? Romascanu, Dan (Dan)
- Re: [PMOL] PMOL directorate: meeting at the IETF? Benoit Claise
- Re: [PMOL] PMOL directorate: meeting at the IETF? Benoit Claise
- Re: [PMOL] PMOL directorate: meeting at the IETF? Aamer Akhter (aakhter)
- [PMOL] Reminder: meeting today: PMOL directorate:… Benoit Claise