Operating System Software User Manual

Figure 53 Handling Failover
For more information about handling peer-persistence failover, see “Quorum Troubleshooting”
(page 267).
Link and Communication Failure Scenarios
Communication Failure—Array to Array
In an array-to-array communication failure (see Figure 54 (page 145)):
• The HP 3PAR StoreServ arrays continue to send and receive communication to and from the
quorum witness.
• A failover does not take place.
Replication of I/O across remote-copy links stops.◦
◦ Host I/O continues to source volumes.
144 HP 3PAR Peer Persistence with Transparent Failover