reporting_data_retention.adoc

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sidebar	reporting_data_retention.html	Data Infrastructure Insights data retention for Reporting	reporting, cognos, data warehouse, dwh, managing, customizing, copying, retention

How historical data is retained for Reporting

Data Infrastructure Insights retains historical data for use in Reporting based on the data marts and granularity of the data, as shown in the following table.

Data mart	Measured object	Granularity	Retention period
Performance marts	Volumes and internal volumes	Hourly	14 days
Performance marts	Volumes and internal volumes	Daily	13 months
Performance marts	Application	Hourly	13 months
Performance marts	Host	Hourly	13 months
Performance marts	Switch performance for port	Hourly	35 days
Performance marts	Switch performance for host, storage, and tape	Hourly	13 months
Performance marts	Storage node	Hourly	14 days
Performance marts	Storage node	Daily	13 months
Performance marts	VM performance	Hourly	14 days
Performance marts	VM performance	Daily	13 months
Performance marts	Hypervisor performance	Hourly	35 days
Performance marts	Hypervisor performance	Daily	13 months
Performance marts	VMDK performance	Hourly	35 days
Performance marts	VMDK performance	Daily	13 months
Performance marts	Disk performance	Hourly	14 days
Performance marts	Disk performance	Daily	13 months
Capacity marts	All (except individual volumes)	Daily	13 months
Capacity marts	All (except individual volumes)	Monthly representative	14 months and beyond
Inventory marts	Individual volumes	Current state	1 day (or until next ETL)