HP StoreOnce Backup System Concepts and Configuration Guidelines (BB877-90913, November 2013)

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