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How is Data Stored and Managed in the Various Microsoft Azure Storage Tiers

The following table provides information on how Commvault software stores and manages data in the various tiers in Microsoft Azure Storage.

 

Hot / Archive

Cool / Archive

Archive

Deduplicated Backup

Metadata1 will be written in the Hot tier and data2 will be written in the Archive tier.

Metadata will be written in the Cool tier and data will be written in the Archive tier.

Both metadata and data will be written in the Archive tier.

Non Deduplicated Backup

All data3 will be written in the Hot tier.

All data will be written in the Cool tier.

All data will be written in the Archive tier.

Restore

Workflow4 will recall the data from the Archive tier to the recall destination. (Recall destination can be set in the workflow. Can be Hot or Cool. Default value is Cool in the workflow.)

Workflow will recall the data from the Archive tier to the Cool tier.

For deduplicated data, workflow will recall both the metadata and data from the Archive tier, directly to the restore location.

For non-deduplicated data, all data will be recalled from the Archive tier, directly to the restore location.

After Restore

Data will be moved back to the Archive tier by the Workflow.

Data will be moved back to the Archive tier by the Workflow.

For deduplicated data, Workflow will move the metadata and data back to the Archive storage, once the recall period provided in the Workflow is met.

For non-deduplicated data, all data will be moved back to the archive storage, once the recall period provided in the Workflow is met.

Micro-Pruning

Not supported.

Not supported.

Not supported.

1 Metadata refers to the information contained in the CHUNK_META_DATA folders in storage.

2 Data refers to the information contained in the SFILE_CONTAINER folders in storage.

3 All data refers to non-deduplicated data stored in the CHUNK_XXXX folders. (CHUNK_META_DATA and SFILE_CONTAINER folders are not applicable for non-deduplicated data.)

4 Cloud Storage Archive Recall workflow. See Restoring Data from Archive Cloud Storage Using a Workflow for additional information on the workflow.

Related Topics

Last modified: 5/7/2019 8:12:00 PM