Re: [ippm] A question about the interpretation of "performance monitoring" in draft-ietf-teas-actn-pm-telemetry-autonomics
Dhruv Dhody <dhruv.ietf@gmail.com> Tue, 22 March 2022 08:47 UTC
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From: Dhruv Dhody <dhruv.ietf@gmail.com>
Date: Tue, 22 Mar 2022 14:17:17 +0530
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To: Greg Mirsky <gregimirsky@gmail.com>
Cc: draft-ietf-teas-actn-pm-telemetry-autonomics@ietf.org, TEAS WG <teas@ietf.org>, IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] A question about the interpretation of "performance monitoring" in draft-ietf-teas-actn-pm-telemetry-autonomics
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Hi Greg, Is there a way to wordsmith this to say the actual measurements might be via any technique, but the act of subscription and publication of the measurements is considered "passive". I hope I understood that correctly. Looking forward to your text. Thanks! Dhruv On Tue, Mar 22, 2022 at 1:45 PM Greg Mirsky <gregimirsky@gmail.com> wrote: > Hi Dhruv, > thank you for your expedient and very kind response to my notes. I will > gladly work on refining the text. My general approach would be to position > the YANG notification mechanism as a passive measurement method according > to RFC 7799. Would that be acceptable? > > Regards, > Greg > > On Mon, Mar 21, 2022 at 9:30 PM Dhruv Dhody <dhruv.ietf@gmail.com> wrote: > >> Hi Greg, >> >> Thanks for the feedback. Will it be possible for you to propose the exact >> text change you would like to see and we could discuss that? I can draft >> the text but as you are the subject-matter-expert, I am sure you would do a >> much better job :) >> >> Thanks! >> Dhruv >> >> On Tue, Mar 22, 2022 at 1:45 AM Greg Mirsky <gregimirsky@gmail.com> >> wrote: >> >>> Dear Authors, >>> thank you for all your work on the document. As you can see from the >>> subject line, I am interested in how performance monitoring is >>> interpreted in your draft. You've noted in the Introduction that: >>> The term performance monitoring is used in this document in a >>> different from how the term has been used in TE networks for many >>> years. Performance monitoring in this document refers to >>> subscription and publication of streaming telemetry data. >>> I think that it would be helpful to add a reference to the document >>> that, in your opinion, provides a different, "traditional" interpretation >>> of performance monitoring in TE networks. Personally, I don't see any >>> significant differences as I consider publication/subscription as a *method >>> *of performance monitoring. In my understanding, collecting information >>> using YANG notifications can be classified, according to RFC 7799, as a >>> passive measurement method (similar to SNMP queries). Another example of >>> the PM OAM method is an active measurement, e.g., using TWAMP or STAMP. >>> Lately, we've seen the development of a new type of PM - hybrid methods >>> that combine characteristics of passive and active methods. >>> I greatly appreciate your opinions on this and whether you think the >>> draft can use RFC 7799-style classification of performance measurement >>> methods. >>> >>> Regards, >>> Greg >>> >>
- [ippm] A question about the interpretation of "pe… Greg Mirsky
- Re: [ippm] A question about the interpretation of… Dhruv Dhody
- Re: [ippm] A question about the interpretation of… Greg Mirsky
- Re: [ippm] A question about the interpretation of… Dhruv Dhody
- Re: [ippm] A question about the interpretation of… Greg Mirsky