Hewlett-Packard 381513-B21 - Smart Array P800 Controller RAID Configurations

Download Technology brief of HP 381513-B21 - Smart Array P800 Controller RAID Adapter, Carrying Case for Free or View it Online on All-Guides.com. This version of HP 381513-B21 - Smart Array P800 Controller RAID Manual compatible with such list of devices, as: 418800-B21 - StorageWorks Modular Smart Array 70 Storage Enclosure, 60C - Optical Disk Jukebox, AA988A - Modular Smart Array Storage Controller SCSI, Clemco 60, DesignJet 70

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Dual-domain SAS: servers in two-node cluster
This configuration, which is also known as a high availability (HA) cluster, at least one server must
have access to the storage network. The cluster interconnect provides redundancy in the event of host
bus adapter (HBA) or cable failure, as shown in Figure 4. Dual-domain SAS requires “active/active”
configurations. The “active/active” configurations permit both controllers to process I/Os, and either
controller can act as a standby. To use the dual-ports for redundant pathways, all drives must be SAS.
Figure 4. Multi-Path, 2-Node, HA cluster configuration
JBOD
JBOD
SAS drive
SAS drive
SAS drive
SAS drive
SAS drive
SAS drive
Server
Server
HBA
HBA
Server
Server
HBA
HBA
Cluster
Cluster
interconnect
interconnect
IO Module
IO Module
Expander
Expander
IO Module
IO Module
Expander
Expander
IO Module
IO Module
Expander
Expander
IO Module
IO Module
Expander
Expander
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