流式遥测提案更新.pdf

1、Redfish Telemetry Streaming and ReportingWORK IN PROGRESSJeff Autor,VertivRedfish Forum,October 2025Copyright 2025 DMTFDisclaimer The information in this presentation represents a snapshot of work in progress within the DMTF.This information is subject to change without notice.The standard specifica

2、tions remain the normative reference for all information.For additional information,see the DMTF website:www.dmtf.org 2Telemetry proposal goalsProduce interoperable telemetry in formats easily consumed by time series database packages or Redfish-aware clientsNeed end user feedback and any client-sid

3、e requirementsEnable correlation with Redfish data modelMatch telemetry data to source in Redfish resources and propertiesConfigure&deploy telemetry streaming without a priori knowledge of resource tree or require vendor-specific string matchingShould be able to“blind deploy”telemetry configuration

4、across fleetSupport stream/poll models and report generationPolling still useful for testing or ad hoc data gathering3Telemetry enhancement proposal componentsNEW Time series-focused output formatOne“metric”per record(TLV),bundle of records delivered togetherSpecify“metric name”and“metric label”stri

5、ng formats for interopTelemetryFeed definitionRevamped proposal to easily define the contents of a streamProvide better leverage and integration from MetricReportDefinitionResource subset output format(from original proposal)Deliver“telemetry-only”resource subset on change or time intervalSchema ann

6、otations to define telemetry subsets4TIME SERIES RECORDS5NEW TimeSeriesRecordSchema(non-resource)definition to describe telemetry outputContains time-label-value(TLV)recordsRecords contains:Time:Epoch-format(ms)(or seconds as float?)Name:Metric name constructed from schemaLabel:Instance name constru