HP XP Continuous Access Software - Manual (Page 62)

Table 19 Data currency of a shared XP Continuous Access Journal/XP Business Copy volume
XP Business Copy pair status XP Continuous
Access Journal
pair status
PSUE COPY
(RS/RS-R) PSUS COPY (SP) PAIR COPY (PD)
Not current Not current CURRENT Not current Not current Not current COPY
Not current Not current CURRENT Not current Not current Not current PAIR
Not current CURRENT CURRENT CURRENT CURRENT Not current PSUS/PSUE
Figure 16 (page 62) through Figure 19 (page 64) show various XP Continuous Access Journal/XP
Business Copy configurations that share volumes.
•
XP Continuous Access Journal/XP Business Copy configurations that share the XP Continuous
Access Journal primary data volume and XP Business Copy P-VOL
Figure 16 (page 62) shows an example of an XP Continuous Access Journal primary data
volume that also functions as an XP Business Copy P-VOL. You can use this configuration to
use XP Business Copy for on-site data backup if an XP Continuous Access Journal failure occurs
and to use XP Continuous Access Journal to provide remote backup of the XP Business Copy
P-VOL if an XP Business Copy failure occurs.
Figure 16 Shared XP Continuous Access Journal secondary data volume and XP Business Copy
P-VOL
•
XP Continuous Access Journal/XP Business Copy configurations that share the XP Continuous
Access Journal secondary data volume and XP Business Copy P-VOL
Figure 17 (page 63) shows an example of an XP Continuous Access Journal secondary data
volume that also functions as an XP Business Copy P-VOL. You can use this configuration to
use XP Business Copy to provide multiple backup copies of a single XP Continuous Access
Journal primary data volume.
62 XP Continuous Access Journal operations requirements and restrictions