Advanced Data Lifecycle Management

This page provides a detailed description of how data storage is managed in SSD-only and tiered Weka system configurations.

Overview

This section explains how data lifecycle is maintained when working with a tiered Weka system configuration, together with the options for control. The following subjects are covered:

• Advanced explanation of time-based policies for data storage location.

• System behavior when tiering, accessing or deleting data in tiered filesystems.

• Transition between SSD-only and tiered filesystems.

• How to manually pre-fetch tiered data from an object-store and release of data from SSD to the object-store.