HP XP Racks - Manual (Page 178)

Table 50 Required Configuration Files (3DC Multi-Target (Cnt Ac-S Z x Cnt Ac-J Z) Configuration) (continued)
Remarks Description Item
x Cnt Ac-J Z) configuration for failover and
failback. Prepare the following route lists by
referring to
Table 51 (page 178) :
• Route list that is required when all sites are
available
•
Route list used when a failure occurs at a site
(recommended)
This item is not necessary if you use Remote Web
Console to set up logical paths. The following path sets are required for logical
paths. Path set definition file
• An inter-control unit logical path is required
between the primary site and the local site
(for both directions).
•
An inter-disk controller logical path is
required between the primary site and the
remote site (for both directions).
-- The route list defined for a 3DC Multi-Target
(CA for Mainframe x Cnt Ac-J Z) configuration Route list definition file
and command device
definition file
must differ from that for a 3DC Cascade (CA
for Mainframe x Cnt Ac-J Z) configuration for
failover and failback. Prepare the following
route lists by referring to
Table 56 (page 191) :
•
Route list that is required when all sites are
available
•
Route list used when a failure occurs at a site
(recommended)
If the Cnt Ac-S Z Preservation Function is not used,
the consistency of a copy pair volume update Definition files for Cnt Ac-S Z and Cnt Ac-J Z
copy groups are required. Copy group definition
file
sequence might not be preserved in some cases (such
as a line error).
The following table describes the route list necessary for operation in a 3DC Multi-Target (Cnt Ac-S
Z x Cnt Ac-J Z) configuration.
Table 51 Required route list (3DC Multi-Target (Cnt Ac-S Z x Cnt Ac-J Z) configuration)
Route list needed in Business Continuity Manager Remote site
condition Local site
condition Primary site
condition Host on which Business
Continuity Manager is
started
Primary
→ Local
Usable Usable Usable Primary host
Primary
→ Remote
Primary
→ Local
Unusable Usable Usable
Primary
→ Remote
Usable Unusable Usable
Primary
#
Unusable Unusable Usable
Local
→ Primary → Remote
Usable Usable Usable Local host
Local
→ Primary
Unusable Usable Usable
Local
→ Remote
Usable Usable Unusable
Local
#
Local
#
Unusable Usable Unusable
Remote → Primary → Local Usable Usable Usable Remote host
178 Configuration definitions