Hitachi Tiered Storage Manager [EOL] vs XtremSW Cache [EOL] comparison

Hitachi Tiered Storage Manager for Mainframe offers online storage service level control. It gives this control using Hitachi Dynamic Tiering for Mainframe policies over volumes in the Dynamic Tiering pool. Hitachi Dynamic Tiering (HDT) automates fine-grain, page-based tiering for optimum performance and utilization with tiered storage. Coupled with online policy-based control of storage service levels, this tiering helps improve performance and prevent problems.

EMC XtremCache is intelligent caching software that leverages server-based flash technology and write-through caching for accelerated application performance with data protection. Supercharge the performance of your read-intensive, high-throughput, minimal-response-time applications by an order of magnitude, and cut latency in half.