HP XP P9000 for Business Continuity Manager Software Release Notes

Table 20 Operation procedure of 4x4x4 Multi-Target configuration with Delta Resync
Difference from 3DC
Multi-Target configuration
ConfigurationDescriptionOperation procedure#
Preparation
Arbitration paths and
command devices for 4x4
configuration are necessary.
1DCHardware setup1
• Bi-directional paths must be set
between P-L, P-R and L-R sites.
• One or more Journal groups in
each site.
• Arbitration paths and arbitration
command devices.
A command device is
necessary for each DKC.
1DCCreate a route list of 3DC
Multi-Target configuration that
Route list2
contains definition or routes that start
from each site. This route list is
equivalent to that of 3DC Multi-Target
configuration with Delta Resync.
Once a route list is defined, establish
routes according to the route list.
Cnt Ac-S must be with C/T ID,
and Cnt Ac-J must be of 4x4
1DCCreate a copy group definition file
for TC between P-site and L-site
Definition of copy pairs3
Cnt Ac-J. See Table 18 (page
15) for more details.
(G1/G4), 4x4 Cnt Ac-J between
P-site and R-site (G2/G5), and 4x4
Cnt Ac-J between L-site and R-site
(G3/G6).
None2DCEstablish Cnt Ac-S copy group
(G1/G4).
Establish Cnt Ac-S copy
pairs (G1/G4)
4
None3DCEstablish Cnt Ac-J copy group
(G2/G5).
Establish Cnt Ac-J copy
pairs (G2/G5)
5
None3DCEstablish Delta Resync Cnt Ac-J copy
group (G3/G6) into HOLD status.
Establish Delta Resync Cnt
Ac-J copy pairs (G3/G6)
6
Normal operation
None3DCKeep DUPLEX status on both Cnt Ac-S
(G1/G4) and Cnt Ac-J (G2/G5)
copy groups.
....7
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