HP StorageWorks Continuous Access XP Journal user guide (December 2005)

Continuous Access XP Journal user guide 55
Combining Continuous Access XP Journal with Virtual LUN
You can perform Virtual LUN operations on primary and secondary data volumes in Continuous Access XP
Journal pairs. To perform Virtual LUN operations on a Continuous Access XP Journal primary or secondary
data volume, delete the pair first to return the volume to SMPL status.
When creating a Continuous Access XP Journal pair consisting of two Virtual LUN volumes, ensure that the
primary and secondary data volumes have the same capacity.
Combining Continuous Access XP Journal with Cache LUN XP
You can perform Cache LUN XP operations on Continuous Access XP Journal primary and secondary data
volumes.
Volume with Read Only attribute Yes. Yes. No.
Volume that is disabled for use
as an S-VOL
Yes. No.
However, the volume
can be used as a
secondary data volume
only when you restore a
Continuous Access XP
Journal pair.
No.
Volume including VMA Yes. Yes. No.
Cross-OS File Exchange
Volume usable by both
mainframe and open systems
No. No. No.
Database Validator
Database Validator volume No. No. No.
Cache LUN XP
Cache LUN XP volume Yes. Yes. Yes.
Serverless Backup Enabler
Serverless Backup Enabler
volume
Yes. Yes. No.
Performance Control XP
Performance Control XP volume Yes. Yes. No.
Virtual LUN
Virtual LUN volume Yes. Yes. Yes.
LUN Manager
Volume to which a path is
defined
Yes. Yes. No.
Volume to which no path is
defined
No. No. No.
Volume to which LUN security is
applied
Yes. Yes. No.
Table 18 Whether non-Continuous Access XP Journal volumes can be used as Continuous Access XP
Journal volumes (continued)
Functions and volumes Can volumes be used
as primary data
volumes?
Can volumes be used
as secondary data
volumes?
Can volumes be used
as journal volumes?