Dell PowerVault TL4000 Dell PowerVault TL4000 Failover Configuration Guide - Page 1

Dell PowerVault™ TL4000/TL2000 Failover Guide Dell PowerVault™ TL4000/TL2000 Failover Configuration Guide This document describes the failover feature, outlines the supported failover configurations for the Dell PowerVault™ TL4000 and TL2000 products and provides instructions for configuring the library, drives, and host server for failover. Please note the supported configurations are closely related to the LTO drive generation and form factor installed in the tape library. Please refer Dell PowerVault™ supported Failover configuration matrix table 1 and 2 Contents What is Failover?...2 Dell PowerVault™ TL2000/TL4000 Configuration Support matrix 2 Basic Environment Configuration Requirements 3 Failover Support Configuration Details...4 Configuration Samples...4 LT05 Specific Requirements For Failover Support 11 Heterogeneous validated configurations 13 Configuring your Environment to Support Failover 15 Dell PowerVault™ TL2000/TL4000 Library Failover Setup 16 Take the Library Offline...16 Upgrade Library and Drive Firmware to the Latest Version 16 Backup Host Control Path Failover Setup 18 Backup Application Setup and Support ...18 Failover Configuration Verification ...20 Failover Test Procedure ...20 Failover Performance considerations ...21 Appendix A ‐ Recovering from a failover event 22 1|Page 12/31/09 version 2.0 Always refer to www.dell.com\support for latest documentation and updates