HP XP Continuous Access Software - Manual (Page 53)

Figure 11 Switch remote copy connections
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Extender connections
Figure 12 Extender remote copy connections
CAUTION: When an MCU and RCU are connected via switches with a channel extender and
multiple remote copy paths are assembled, the majority of data to be transmitted might be
concentrated on particular switches, depending on the switch routing's configuration and settings.
Enabling XP Continuous Access Journal options
To operate XP Continuous Access Journal, a management station is required for XP Command
View Advanced Edition Software. For more information about XP Command View Advanced
Edition Software or XP Remote Web Console operations, see the HP StorageWorks XP Command
View user guide for XP Disk Arrays or the HP StorageWorks XP Remote Web Console user guide
for XP12000/XP10000/SVS200 or contact your HP account support representative.
Planning for journal volumes
The data transfer speed for journal groups is affected by the journal volume specifications the
journal groups use. Therefore, to achieve the desired data transfer speed, you must consider these
journal volume specifications.
Considerations
This section explains what you need to consider when deciding on journal volume specifications.
Enabling XP Continuous Access Journal options 53