HP XP P9500 User Manual

Table 86 Differences in Functionality Between the Commands for Detecting HyperSwaps
NoteCause of HyperSwap
errors (failures or
maintenance)
How to detect
HyperSwaps
To detect HyperSwapsCommand name
You need to use a
script to check whether
Can be distinguishedMonitor the
HyperSwap
completion messages.
Business Continuity
Manager must be
running on the same
host as TPC-R.
YKCONMSG
a HyperSwap has
been executed for the
target copy group,
because all copy
groups are subject to
the HyperSwap
monitoring operation.
You can specify a
copy group to be
monitored.
Cannot be
distinguished
Monitors the status
transitions or the copy
pair or volume.
Business Continuity
Manager does not
need to run on the
same host as TPC-R.
YKEWAIT
To enable Business Continuity Manager to detect HyperSwaps, use either or both of the commands
to monitor the Cnt Ac-S copy pair with the HyperSwap attribute.
For details on the commands, see the HP P9000 for Business Continuity Manager Software Reference
Guide.
In addition, load a route list in which a route from the local storage system to the remote storage
system is defined so that information about the remote storage system can be acquired.
Figure 113 (page 351) shows an operational image of the 2DC configuration with HyperSwap and
Cnt Ac-J Z.
Figure 113 Operational Image of a 2DC Configuration with HyperSwap and Cnt Ac-J Z
Performing Primary Storage System Maintenance
The following explains the procedures for performing primary storage system maintenance.
Failover
To perform a failover:
1. Use TPC-R on the primary host to execute HyperSwap.
The copy direction of Cnt Ac-S copy pairs with the HyperSwap attribute is reversed, and the
groups are moved from the DUPLEX status to the SWAPPING status.
Using a 2DC configuration with HyperSwap and Continuous Access Journal Z 351

HP XP P9500 Specifications

General

Brand	HP
Model	XP P9500
Category	Software
Language	English