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A Model for Common Operational Statistics (RFC1404)

IP.com Disclosure Number: IPCOM000002229D
Original Publication Date: 1993-Jan-01
Included in the Prior Art Database: 2019-Feb-10
Document File: 27 page(s) / 31K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

B. Stockman: AUTHOR

Related Documents

10.17487/RFC1404: DOI

Abstract

This memo describes a model for operational statistics in the Internet. It gives recommendations for metrics, measurements, polling periods, storage formats and presentation formats. This memo provides information for the Internet community. It does not specify an Internet standard.

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 7% of the total text.

Network Working Group B. Stockman Request for Comments: 1404 NORDUnet/SUNET January 1993

A Model for Common Operational Statistics

Status of the Memo

This memo provides information for the Internet community. It does not specify an Internet standard. Distribution of this memo is unlimited.

Abstract

This memo describes a model for operational statistics in the Internet. It gives recommendations for metrics, measurements, polling periods, storage formats and presentation formats.

Acknowledgements

The author would like to thank the members of the Operational Statistics Working Group of the IETF whose efforts made this memo possible.

Table of Contents

1. Introduction ............................................. 2 2. The Model ................................................ 5 2.1 Metrics and Polling Periods .............................. 5 2.2 Format for Storing Collected Data ........................ 6 2.3 Reports .................................................. 6 2.4 Security Issues .......................................... 6 3. Categorization of Metrics ................................ 7 3.1 Overview ................................................. 7 3.2 Categorization of Metrics Based on Measurement Areas ..... 7 3.2.1 Utilization Metrics ...................................... 7 3.2.2 Performance Metrics ...................................... 7 3.2.3 Availability Metrics ..................................... 7 3.2.4 Stability Metrics ........................................ 8 3.3 Categorization Based on Availability of Metrics .......... 8 3.3.1 Per Interface Variables Already in Standard MIB .......... 8 3.3.2 Per Interface Variables in Private Enterprise MIB ........ 9 3.3.3 Per interface Variables Needing High Resolution Polling .. 9 3.3.4 Per Interface Variables not in any MIB ................... 9 3.3.5 Per Node Variables ....................................... 9 3.3.6 Metrics not being Retrievable with SNMP ................. 10 3.4 Recommended Metrics ..................................... 10

Stockman [Page 1]

RFC 1404 Operational Statistics January 1993

3.4.1 Chosen Metrics .......................................... 10 4. Polling Frequencies ..................................... 11 4.1 Variables Needing High Resolution Polling ............... 11 4.2 Variables not Needing High Resolution Polling ........... 11 5. Pre-Processing of Raw Statistical Data .................. 12 5.1 Optimizing and Concentrating Data to Resources .......... 12 5.2 Aggregation of Data ..................................... 12 6. Storing of Statistical Data ............................. 13 6.1 The Storage Format ...................................... 13 6.1.1 The Label Section ....................................... 14 6.1.2 The Device Section ...................................... 14 6.1.3 The Data Section ........................................ 16 6.2 Storage Requirement Estimations ......................... 17 7. Report Formats ..............................

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