[netconf] draft-tgraf-netconf-notif-sequencing-03, draft-tgraf-netconf-yang-push-observation-time-00

Thomas.Graf@swisscom.com Sun, 14 January 2024 09:36 UTC

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Subject: [netconf] draft-tgraf-netconf-notif-sequencing-03, draft-tgraf-netconf-yang-push-observation-time-00
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Dear netconf,

The following two documents have been updated:


Name:     draft-tgraf-netconf-notif-sequencing

Revision: 03

Title:    Support of Hostname and Sequencing in YANG Notifications

Date:     2024-01-14

Group:    Individual Submission

Pages:    10

URL:      https://www.ietf.org/archive/id/draft-tgraf-netconf-notif-sequencing-03.txt

Status:   https://datatracker.ietf.org/doc/draft-tgraf-netconf-notif-sequencing/

HTMLized: https://datatracker.ietf.org/doc/html/draft-tgraf-netconf-notif-sequencing

Diff:     https://author-tools.ietf.org/iddiff?url2=draft-tgraf-netconf-notif-sequencing-03


Title:    Support of Network Observation Timestamping in YANG Notifications

Date:     2024-01-14

Group:    Individual Submission

Pages:    13

URL:      https://www.ietf.org/archive/id/draft-tgraf-netconf-yang-push-observation-time-00.txt

Status:   https://datatracker.ietf.org/doc/draft-tgraf-netconf-yang-push-observation-time/

HTMLized: https://datatracker.ietf.org/doc/html/draft-tgraf-netconf-yang-push-observation-time


draft-tgraf-netconf-notif-sequencing was presented in IETF 118 and received feedback from Jan Lindblad to expand the definition of the sysName object which we addressed in this revision. Feedback welcome if this addresses the concern.

In draft-tgraf-netconf-yang-push-observation-time we added a paragraph in the intro section describing a common network operator problem when the bucketing in a timeseries data base is equally long to the periodic YANG push subscription and eventTime is being used for timeseries data base indexing. Leading to inconsistent accounting errors in the time series database which is being resolved by using the observation-time instead.

I take the liberty to share two documents from the YANG Push to Apache Kafka side meeting at IETF 118. Giving the overall picture and the current state.

https://github.com/network-analytics/draft-daisy-kafka-yang-integration/blob/main/draft-daisy-kafka-yang-integration-05.md
https://github.com/network-analytics/draft-daisy-kafka-yang-integration/blob/main/yang-push-workflow-02.pdf

We received comments from the netconf chairs during the netconf sessions and also from the community during the side meeting that an IETF document describing the overall picture with the references to each draft document describing the changes to the netconf notification, YANG push header and the YANG library but also to Apache Kafka and its schema registry would be very helpful. That document is in the works to be ready for IETF 119.

I would appreciate your review and comments on the mailing list.

Best wishes
Thomas