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

Table 113 Using a 4x4x4 Delta Resync configuration
See:DescriptionTargetMaintenance or
failure
No.
Page 539Execute Delta Resync, and then change the configuration to a
4x4 configuration that originates from the local site (Local ->
Remote).
Primary site
storage system
maintenance
Maintenance1
Page 545Suspend Cnt Ac-S Z copy pairs by using the Cnt Ac-S Z
Consistency Preservation Function, and then change the
Local site
storage system
maintenance
2
configuration to a 4x4 configuration that originates from the
primary site (Primary -> Remote).
Page 548Suspend Cont AC-J Z copy pairs (Primary -> Remote), and then
change the configuration to a 4x4 configuration that originates
from the primary site (Primary -> Local).
Remote site
storage system
maintenance
3
Page 550Execute Delta Resync, and then change the configuration to a
4x4x4 Delta Resync configuration that originates from the local
site (Local -> Primary and Local -> Remote).
Primary site host
maintenance
4
--Operation in a 4x4x4 Delta Resync configuration is not affected.Local site host
maintenance
5
--Operation in a 4x4x4 Delta Resync configuration is not affected.Remote site host
maintenance
6
Page 555Execute Delta Resync, and then change the configuration to a
4x4 configuration that originates from the local site (Local ->
Primary site
storage system
Failure7
Remote). During recovery, the Cont AC-J Z copy pairs for the
failed volume must be deleted and re-created.
failure (with
information lost
from memory)
Page 562Execute Delta Resync, and then change the configuration to a
4x4 configuration that originates from the local site (Local ->
Remote).
Primary site
storage system
failure (with no
8
information lost
from memory)
Page 567Suspend Cnt Ac-S Z copy pairs by using the Cnt Ac-S Z
Consistency Preservation Function. During recovery, the Cnt Ac-S
Local site
storage system
9
Z copy pairs and Cont AC-J Z copy pairs for the failed volume
must be deleted and re-created.
failure (with
information lost
from memory)
Page 573Suspend Cnt Ac-S Z copy pairs by using the Cnt Ac-S Z
Consistency Preservation Function, and then resynchronize the
Cnt Ac-S Z copy pair.
Local site
storage system
failure (with no
10
information lost
from memory)
Page 573After error recovery, delete the Cont AC-J Z copy pairs (Primary
-> Remote and Local -> Remote) whose S-VOL is located in the
Remote site
storage system
11
storage system in which the failure occurred, and then re-register
the EXCTG.
failure (with
information lost
from memory)
Page 578After error recovery, resynchronize the Cnt Ac-J Z copy pairs
(Primary -> Remote and Local -> Remote) whose S-VOL is located
in the storage system in which the failure occurred.
Remote site
storage system
failure (with no
12
information lost
from memory)
538 Maintenance and troubleshooting operations