HP XP P9000 External Storage Access Manager User Guide (AV400-96607, January 2014)
Contents
1 External Storage Access Manager overview...................................................7
How ESAM works.....................................................................................................................7
ESAM components....................................................................................................................8
P9500 storage systems.........................................................................................................8
Main and remote control units...............................................................................................9
Pair volumes........................................................................................................................9
Data paths..........................................................................................................................9
Quorum disk.......................................................................................................................9
Multipath software ..............................................................................................................9
Remote Web Console GUI..................................................................................................10
RAID Manager (RAID Manager)..........................................................................................10
Data replication.....................................................................................................................10
Failover ................................................................................................................................10
2 System implementation planning and system requirements .............................11
The workflow for planning External Storage Access Manager implementation.................................11
Required hardware ................................................................................................................11
Multipath software .................................................................................................................12
Storage system requirements ...................................................................................................12
Licenses ................................................................................................................................12
License capacity ....................................................................................................................12
Pair volume requirements ........................................................................................................13
Quorum disk requirements ......................................................................................................14
Data path requirements and recommendations...........................................................................14
Remote Web Console requirements...........................................................................................15
External storage systems .........................................................................................................15
Planning failover.....................................................................................................................16
Preventing unnecessary failover................................................................................................17
Sharing volumes with other HP software products........................................................................17
Cache Partition .................................................................................................................18
Cache Residency...............................................................................................................19
Performance Monitor .........................................................................................................19
LUN Manager...................................................................................................................19
Open Volume Management................................................................................................19
LUN Expansion .................................................................................................................19
Configurations with Business Copy volumes ..........................................................................19
Configuring ESAM with Business Copy.............................................................................19
Configurations with Continuous Access Journal volumes .........................................................20
Configuring ESAM with Continuous Access Journal............................................................20
3 System configuration.................................................................................21
The basic workflow for configuring the system configuration.........................................................21
Connecting the hardware components.......................................................................................21
Prerequisites......................................................................................................................22
The workflow for connecting the hardware components...........................................................22
Installing and configuring software............................................................................................22
Additional documentation...................................................................................................23
Prerequisites......................................................................................................................23
The workflow for installing and configuring External Storage Access Manager...........................23
Configuring the primary and secondary storage systems..............................................................23
Additional documentation...................................................................................................23
Prerequisites......................................................................................................................24
Contents 3