draft-ietf-ippm-metric-registry-14.txt   draft-ietf-ippm-metric-registry-15.txt 
Network Working Group M. Bagnulo Network Working Group M. Bagnulo
Internet-Draft UC3M Internet-Draft UC3M
Intended status: Best Current Practice B. Claise Intended status: Best Current Practice B. Claise
Expires: September 5, 2018 Cisco Systems, Inc. Expires: January 1, 2019 Cisco Systems, Inc.
P. Eardley P. Eardley
BT BT
A. Morton A. Morton
AT&T Labs AT&T Labs
A. Akhter A. Akhter
Consultant Consultant
March 4, 2018 June 30, 2018
Registry for Performance Metrics Registry for Performance Metrics
draft-ietf-ippm-metric-registry-14 draft-ietf-ippm-metric-registry-15
Abstract Abstract
This document defines the format for the Performance Metrics registry This document defines the format for the Performance Metrics registry
and defines the IANA Registry for Performance Metrics. This document and defines the IANA Registry for Performance Metrics. This document
also gives a set of guidelines for Registered Performance Metric also gives a set of guidelines for Registered Performance Metric
requesters and reviewers. requesters and reviewers.
Status of This Memo Status of This Memo
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/. Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on September 5, 2018. This Internet-Draft will expire on January 1, 2019.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2018 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of (https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 4 2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 4
3. Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3. Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4. Motivation for a Performance Metrics Registry . . . . . . . . 7 4. Motivation for a Performance Metrics Registry . . . . . . . . 7
4.1. Interoperability . . . . . . . . . . . . . . . . . . . . 7 4.1. Interoperability . . . . . . . . . . . . . . . . . . . . 7
4.2. Single point of reference for Performance Metrics . . . . 8 4.2. Single point of reference for Performance Metrics . . . . 8
4.3. Side benefits . . . . . . . . . . . . . . . . . . . . . . 8 4.3. Side benefits . . . . . . . . . . . . . . . . . . . . . . 8
5. Criteria for Performance Metrics Registration . . . . . . . . 9 5. Criteria for Performance Metrics Registration . . . . . . . . 9
6. Performance Metric Registry: Prior attempt . . . . . . . . . 9 6. Performance Metric Registry: Prior attempt . . . . . . . . . 9
6.1. Why this Attempt Will Succeed . . . . . . . . . . . . . . 10 6.1. Why this Attempt Will Succeed . . . . . . . . . . . . . . 10
7. Definition of the Performance Metric Registry . . . . . . . . 10 7. Definition of the Performance Metric Registry . . . . . . . . 11
7.1. Summary Category . . . . . . . . . . . . . . . . . . . . 12 7.1. Summary Category . . . . . . . . . . . . . . . . . . . . 12
7.1.1. Identifier . . . . . . . . . . . . . . . . . . . . . 12 7.1.1. Identifier . . . . . . . . . . . . . . . . . . . . . 12
7.1.2. Name . . . . . . . . . . . . . . . . . . . . . . . . 13 7.1.2. Name . . . . . . . . . . . . . . . . . . . . . . . . 13
7.1.3. URIs . . . . . . . . . . . . . . . . . . . . . . . . 16 7.1.3. URIs . . . . . . . . . . . . . . . . . . . . . . . . 16
7.1.4. Description . . . . . . . . . . . . . . . . . . . . . 17 7.1.4. Description . . . . . . . . . . . . . . . . . . . . . 17
7.1.5. Reference . . . . . . . . . . . . . . . . . . . . . . 17 7.1.5. Reference . . . . . . . . . . . . . . . . . . . . . . 17
7.1.6. Change Controller . . . . . . . . . . . . . . . . . . 17 7.1.6. Change Controller . . . . . . . . . . . . . . . . . . 17
7.1.7. Version (of Registry Format) . . . . . . . . . . . . 17 7.1.7. Version (of Registry Format) . . . . . . . . . . . . 17
7.2. Metric Definition Category . . . . . . . . . . . . . . . 17 7.2. Metric Definition Category . . . . . . . . . . . . . . . 17
7.2.1. Reference Definition . . . . . . . . . . . . . . . . 17 7.2.1. Reference Definition . . . . . . . . . . . . . . . . 17
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guarantee of the format's applicability to any possible set of guarantee of the format's applicability to any possible set of
Performance Metrics envisaged by other organizations, but encourage Performance Metrics envisaged by other organizations, but encourage
others to apply it. In the remainder of this document, unless we others to apply it. In the remainder of this document, unless we
explicitly say so, we will refer to the IANA-maintained Performance explicitly say so, we will refer to the IANA-maintained Performance
Metrics Registry as simply the Performance Metrics Registry. Metrics Registry as simply the Performance Metrics Registry.
2. Terminology 2. Terminology
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
"SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and "SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and
"OPTIONAL" in this document are to be interpreted as described in "OPTIONAL" in this document are to be interpreted as described in BCP
[RFC2119]. 14[RFC2119] [RFC8174] when, and only when, they appear in all
capitals, as shown here.
Performance Metric: A Performance Metric is a quantitative measure Performance Metric: A Performance Metric is a quantitative measure
of performance, targeted to an IETF-specified protocol or targeted of performance, targeted to an IETF-specified protocol or targeted
to an application transported over an IETF-specified protocol. to an application transported over an IETF-specified protocol.
Examples of Performance Metrics are the FTP response time for a Examples of Performance Metrics are the FTP response time for a
complete file download, the DNS response time to resolve the IP complete file download, the DNS response time to resolve the IP
address, a database logging time, etc. This definition is address, a database logging time, etc. This definition is
consistent with the definition of metric in [RFC2330] and broader consistent with the definition of metric in [RFC2330] and broader
than the definition of performance metric in [RFC6390]. than the definition of performance metric in [RFC6390].
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[RFC6390] Clark, A. and B. Claise, "Guidelines for Considering New [RFC6390] Clark, A. and B. Claise, "Guidelines for Considering New
Performance Metric Development", BCP 170, RFC 6390, Performance Metric Development", BCP 170, RFC 6390,
DOI 10.17487/RFC6390, October 2011, DOI 10.17487/RFC6390, October 2011,
<https://www.rfc-editor.org/info/rfc6390>. <https://www.rfc-editor.org/info/rfc6390>.
[RFC6576] Geib, R., Ed., Morton, A., Fardid, R., and A. Steinmitz, [RFC6576] Geib, R., Ed., Morton, A., Fardid, R., and A. Steinmitz,
"IP Performance Metrics (IPPM) Standard Advancement "IP Performance Metrics (IPPM) Standard Advancement
Testing", BCP 176, RFC 6576, DOI 10.17487/RFC6576, March Testing", BCP 176, RFC 6576, DOI 10.17487/RFC6576, March
2012, <https://www.rfc-editor.org/info/rfc6576>. 2012, <https://www.rfc-editor.org/info/rfc6576>.
[RFC8174] Leiba, B., "Ambiguity of Uppercase vs Lowercase in RFC
2119 Key Words", BCP 14, RFC 8174, DOI 10.17487/RFC8174,
May 2017, <https://www.rfc-editor.org/info/rfc8174>.
12.2. Informative References 12.2. Informative References
[I-D.ietf-ippm-initial-registry] [I-D.ietf-ippm-initial-registry]
Morton, A., Bagnulo, M., Eardley, P., and K. D'Souza, Morton, A., Bagnulo, M., Eardley, P., and K. D'Souza,
"Initial Performance Metric Registry Entries", draft-ietf- "Initial Performance Metric Registry Entries", draft-ietf-
ippm-initial-registry-05 (work in progress), October 2017. ippm-initial-registry-06 (work in progress), March 2018.
[RFC2679] Almes, G., Kalidindi, S., and M. Zekauskas, "A One-way [RFC2679] Almes, G., Kalidindi, S., and M. Zekauskas, "A One-way
Delay Metric for IPPM", RFC 2679, DOI 10.17487/RFC2679, Delay Metric for IPPM", RFC 2679, DOI 10.17487/RFC2679,
September 1999, <https://www.rfc-editor.org/info/rfc2679>. September 1999, <https://www.rfc-editor.org/info/rfc2679>.
[RFC2681] Almes, G., Kalidindi, S., and M. Zekauskas, "A Round-trip [RFC2681] Almes, G., Kalidindi, S., and M. Zekauskas, "A Round-trip
Delay Metric for IPPM", RFC 2681, DOI 10.17487/RFC2681, Delay Metric for IPPM", RFC 2681, DOI 10.17487/RFC2681,
September 1999, <https://www.rfc-editor.org/info/rfc2681>. September 1999, <https://www.rfc-editor.org/info/rfc2681>.
[RFC3393] Demichelis, C. and P. Chimento, "IP Packet Delay Variation [RFC3393] Demichelis, C. and P. Chimento, "IP Packet Delay Variation
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