HP XP P9500 Storage - Manual (Page 456)

Using a 2DC configuration with HyperSwap and Continuous Access Journal
Z
The following table describes the maintenance and troubleshooting operations for a 2DC
configuration with HyperSwap and Continuous Access Journal Z.
Table 110 Operation Examples in a 2DC Configuration with HyperSwap and Continuous Access
Journal Z
See Contents Target Maintenance or Failure Number
“Performing primary
storage system An operation example
for performing a Primary storage
system maintenance Maintenance 1
maintenance”
(page 459) planned outage for
primary storage
system maintenance.
This procedure
executes HyperSwap,
and then performs a
delta resync.
“Performing local
storage system An operation example
for performing a Local storage system
maintenance 2
maintenance”
(page 468) planned outage for
local storage system
maintenance. This
procedure suspends
Cnt Ac-S Z copy pairs
with the HyperSwap
attribute.
“Performing remote
storage system An operation example
for performing a Remote storage system
maintenance 3
maintenance”
(page 469) planned outage for
remote storage system
maintenance. This
procedure suspends
copy pairs between
the primary storage
system and the remote
storage system.
“Performing primary
host maintenance”
(page 464) An operation example
for performing a
planned outage of the Primary host
maintenance 4
primary site for
primary host
maintenance. This
procedure reverses the
copy direction of copy
pairs between the
primary storage
system and the remote
storage system, in
order to continue
operations only at the
secondary site.
“Operating procedure
during a primary An operation example
when the primary During a primary
storage system failure Failure 5
storage system failure storage system stops (with information lost
from memory)
(with information lost due to a failure, with
from memory)”
(page 470) information lost from
memory. After a
HyperSwap is
executed, a delta
resync is performed.
456 Maintenance and troubleshooting operations