HP XP P9500 Storage User Manual
Page 176
Table 50 Required Configuration Files (3DC Multi-Target (Cnt Ac-S Z x Cnt Ac-J Z)
Configuration) (continued)
Remarks
Description
Item
—
The route list defined for a 3DC
Multi-Target (Cnt Ac-S Z x Cnt Ac-J Z)
Route list definition file
and command device
definition file
configuration must differ from that for a
3DC Cascade (Cnt Ac-S Z x Cnt Ac-J Z)
configuration for failover and failback.
Prepare the following route lists by
referring to
•
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
Route list definition file
and command device
definition file
Ac-J Z) configuration 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
•
Route list that is required when all
sites are available
•
Route list used when a failure occurs
at a site (recommended)
If the Continuous Access Synchronous Z
Consistency Preservation Function is not
Definition files Continuous Access
Synchronous Z and Continuous Access
Journal Z copy groups are required.
Copy group definition
file
used, the consistency of a copy pair
volume update 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
176
Configuration definitions