• Host 2 is a multiple HBA host with multipathing software.
See Figure 28.
Risks
• Disabled jobs hang and cannot umount disks.
• Path or controller failure may results in loss of data accessibility and loss of host data that has not
been written to storage.
NOTE:
For additional risks, see “HP-UX” on page 74.
Limitations
• HP Continuous Access EVA is not supported with single-path configurations.
• Single path HBA server is not part of a cluster.
• Booting from the SAN is not supported.
8
6
5
4
3
2
1
26464a
7
Figure 28 HP-UX configuration
5. SAN switch 11. Network interconnection
6. SAN switch 22. Single HBA server (Host 1)
7. Controller A3. Dual HBA server (Host 2)
8. Controller B4. Management server
HP StorageWorks 4400 Enterprise Virtual Array user guide 59
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