HP XP P9500 Storage - Manual (Page 573)

8. From Storage Navigator, reconfigure the Delta Resync control paths from the local site to the
primary site and from the local site to the remote site.
Operation returns to normal.
Operating procedure during a local site storage system failure (with no information
lost from memory)
If a failure, with no information lost from memory, occurs in the local site storage system, you need
to perform the preparation and recovery procedures. These procedures are the same as the
procedures to be performed if a path failure occurs between the primary-site and local-site storage
systems. For details, see
(page 586) .
Operating procedure during a remote site storage system failure (with information
lost from memory)
The following are the procedures that must be performed when a failure, with information lost from
memory, occurs in the remote site storage system.
Preparing
No action is required.
Using a 4x4x4 Delta Resync configuration 573