HP XP P9000 Business Continuity Manager User Guide (T5253-96086, November 2013)

Table 107 Using a Delta Resync Configuration (continued)
SeeDescriptionTarget
Maintenance or
FailureNo.
“Primary Site Host
Failure” (page 441)
Perform a delta
resync, and then
Primary site host
failure
13
change the
configuration to a
Delta Resync
configuration in which
the operation is
performed from the
local site (Local →
Primary, Local →
Remote).
“Operating procedure
during a path failure
Suspend Cnt Ac-S Z
copy pairs, and then
Path failure between
the Primary → Local
storage systems
14
between the primarychange the
site storage systemconfiguration to a
and the local site2DC configuration
(Primary → Remote). storage system”
(page 446)
TIP: The term "storage system failure, with information lost from memory," indicates a failure that
causes the loss of information in memory. In such a failure, the copy pair information and the data
are completely lost, so the hardware information must be reconfigured.
This section explains the maintenance and troubleshooting procedures for a Delta Resync
configuration.
The figures in the procedures in this section use the following legend:
The itemized lists under the figures in the procedures describe the commands that must be executed
in the procedures.
Performing Primary Site Storage System Maintenance
This subsection explains the procedures for performing primary site storage system maintenance.
The procedure in this section uses the following legend:
Failover for Primary Site Storage System Maintenance
To perform failover:
1. Stop operation at the primary site.
2. From the local site, execute the YKSUSPND FLUSH command for the Continuous Access
Journal Z copy pair between the primary site and the remote site.
Using a Delta Resync Configuration 409