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4 sharing continuous access synchronous z volumes, 5 configuration operations, 6 pair operations – HP XP P9500 Storage User Manual

Page 4: 7 monitoring and maintenance

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Planning ports...................................................................................................................37

Port requirements...........................................................................................................37

Error reporting communications................................................................................................37

4 Sharing Continuous Access Synchronous Z volumes......................................39

Volume types that can be shared with Continuous Access Synchronous Z.......................................39
Continuous Access Journal Z....................................................................................................41
Business Copy Z.....................................................................................................................41

Configurations with Business Copy Z S-VOLs.........................................................................41
Configurations with Business Copy Z T-VOLs..........................................................................42
Status reporting, data currency............................................................................................43

Virtual LVI/LUN......................................................................................................................43
Cache Residency....................................................................................................................44
Compatible XRC and CC.........................................................................................................44
Auto LUN..............................................................................................................................44

Restrictions........................................................................................................................44

5 Configuration operations...........................................................................45

Configuration workflow...........................................................................................................45
Define port attributes...............................................................................................................45
Configure disk arrays and define logical paths...........................................................................46
Configure additional logical paths............................................................................................51
Set number of volumes to be copied concurrently, path watch time................................................52

6 Pair operations.........................................................................................55

Pair operations workflow.........................................................................................................55
Check pair status....................................................................................................................55
Create pairs..........................................................................................................................55
Suspend pairs........................................................................................................................58
Resynchronize pairs................................................................................................................59
Delete pairs...........................................................................................................................59
Change fence level, other pair options......................................................................................60

7 Monitoring and maintenance.....................................................................61

Monitor pair status..................................................................................................................61

How pair status changes.....................................................................................................61
Pair status definitions..........................................................................................................61

Suspend types..............................................................................................................62
System behavior............................................................................................................63

Export pair information...........................................................................................................64
Monitor copy operations, I/O .................................................................................................64

Select data to be graphed .................................................................................................65

Resize graph, save data.................................................................................................66

Monitor, maintain logical paths................................................................................................66

Logical path status definitions..............................................................................................67
Delete logical paths...........................................................................................................67

RCU maintenance...................................................................................................................68

Change minimum paths, round trip time, other RCU options....................................................68
Add, delete SSIDs for an RCU.............................................................................................68
Delete Continuous Access Synchronous Z..............................................................................69

Managing power-off for disk arrays and network devices.............................................................69

General information...........................................................................................................69
Planned outage of the main disk array..................................................................................70
Planned outage of the remote disk array or data path.............................................................70
Planned outage of the main and remote systems....................................................................70

Miscellaneous maintenance.....................................................................................................71

ICKDSF maintenance..........................................................................................................71

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