Hba Configuration; Risks; Limitations; Linux (64-Bit) Configuration - HP 6400/8400 User Manual

HBA configuration

Host 1 is a single path HBA.
Host 2 is a dual HBA host with multi-pathing software.
See Figure 37 (page

Risks

Single path failure may result in data loss or disk corruption.
NOTE: For additional risks, see

Limitations

HP P6000 Continuous Access is not supported with single path configurations.
Single path HBA server is not part of a cluster.
Booting from the SAN is supported on single path HBA servers.
Figure 37 Linux (32-bit) configuration
1 Network interconnection
2 Host 1
3 Host 2
4 Management server

Linux (64-bit) configuration

Requirements

Switch zoning or controller level SSP must be used to ensure each single path HBA has an
exclusive path to its LUNs.
All nodes with direct connection to a disk must have the same access paths available to them.
123).
"Linux failure scenarios" (page 129).
5 SAN switch 1
6 SAN switch 2
7 Controller A
8 Controller
Supported configurations 123