HP XP P9500 Storage User Manual
Page 375
Table 106 Using a 3DC Multi-Target (Cnt Ac-J Z x Cnt Ac-J Z) configuration (continued)
See:
Description
Target
Maintenance
or failure
No.
failure (with
information lost
from memory)
at remote site 1
or 2”
(page 397)
After error recovery, resynchronize the
Continuous Access Journal Z copy pairs
Storage system failure (with no information
lost from memory) at remote site 1 or 2
10
between the primary site and the remote site
at which the failure occurred.
storage system
failure (with no
information lost
from memory)
at remote site 1
or 2”
(page 398)
Delete either Continuous Access Journal Z
copy pair, and then reverse the copy
Primary site host failure (When operations
can be performed on both Continuous
Access Journal Z copy pairs)
11
direction of the remaining Continuous Access
Journal Z copy pair. Create a Continuous
Access Journal Z copy pair between both
remote sites, and then change the
configuration to a 3DC Multi-Target (Cnt Ac-J
Z x Cnt Ac-J Z) configuration in which
operation is performed from the
failover-destination remote site.
Perform a Reverse Resync operation for the
Continuous Access Journal Z copy pair on
which operations can be performed.
Primary site host failure (When operations
can be performed on only one of the
Continuous Access Journal Z copy pairs)
12
(when
operations can
be performed
on only one of
the Continuous
Access Journal
Z copy pairs)”
(page 404)
After error recovery, resynchronize the
Continuous Access Journal Z copy pairs
Path failure between the storage systems
at the primary site and remote site 1, or at
the primary site and remote site 2
13
between the sites at which the path failure
occurred.
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 provides maintenance and troubleshooting procedures for 3DC Multi-Target (Cnt Ac-J
Z x Cnt Ac-J Z) configurations.
The figures in the procedures in this section use the following legend.
Using a 3DC Multi-Target (Cnt Ac-J Z x Cnt Ac-J Z) configuration 375