HP 3PAR Application Software Suite for Oracle - Manual (Page 104)

Figure 4 Asynchronous Periodic Remote Copy Configuration
A Remote Copy configuration can also be configured as a Synchronous Long Distance configuration.
Typically, a synchronous long distance Remote Copy configuration involves three HP 3PAR storage
systems. Database virtual volumes are synced from one system to the two other systems. One is
synced using synchronous mode. The other is synced using asynchronous periodic mode. See
Figure 5 (page 105) .
104 Using Remote Copy with Recovery Manager