HP StoreOnce 4430 HP StoreOnce Backup System Concepts and Configuration Guidel - Page 4

Template 5, uses 1GbE network only 40 6 Fibre Channel considerations 41 Port assignment for StoreOnce Backup systems with two Fibre Channel cards 41 General Fibre Channel configuration guidelines 42 Switched fabric...42 Direct Attach (private loop 44 Zoning...44 Use soft zoning for high availability 45 Diagnostic Fibre Channel devices 46 7 Configuring FC to support failover in a StoreOnce B6200 Backup system environment 47 Autonomic failover...47 What happens during autonomic failover 47 Failover support with backup applications 48 Designing for failover ...49 Key Failover FC zoning considerations 49 Fibre channel port presentations 50 Scenario 1, single fabric with dual switches, recommended 52 Scenario 2, single fabric with dual switches, not advised 53 Scenario 3, dual fabric with dual switches, recommended 54 What happens if a fabric fails 55 Scenario 4, dual fabric with dual switches, not advised 56 8 StoreOnce Catalyst stores 58 StoreOnce Catalyst technology 58 Key features...58 StoreOnce interfaces with StoreOnce Catalyst 59 Catalyst Copy...60 Summary of Catalyst best practices 61 StoreOnce Catalyst and the StoreOnce GUI 62 Maximum concurrent jobs and blackout windows 62 Client access permissions...63 More information...64 9 Virtual Tape Devices 65 Overview...65 Tape Library Emulation ...65 Emulation types...65 Cartridge sizing...66 Number of libraries per appliance 66 Backup application and configuration 66 Blocksize and transfer size 66 Rotation schemes and retention policy 67 Retention policy...67 Rotation scheme...67 Summary of VTL best practices 68 10 NAS shares 70 Operating system support...70 Backup application support...70 Shares and deduplication stores 70 Maximum concurrently open files 71 Maximum number of NAS shares 71 Maximum number of files per NAS share and appliance 71 Maximum number of users per CIFS share 72 4 Contents