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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: 381513-B21 - Smart Array P800 Controller RAID, 418800-B21 - StorageWorks Modular Smart Array 70 Storage Enclosure, AA988A - Modular Smart Array Storage Controller SCSI, Clemco 60, DesignJet 70

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Redundancy in enterprise storage networks 
using dual-domain SAS configurations 

technology brief 

 

Abstract.............................................................................................................................................. 2

 

Introduction......................................................................................................................................... 2

 

Why dual-domain SAS is important ....................................................................................................... 2

 

Single SAS domain .......................................................................................................................... 3

 

Dual-domain SAS............................................................................................................................. 4

 

Examples of redundant architectures using serial storage.......................................................................... 5

 

Dual-domain SAS............................................................................................................................. 5

 

Dual-domain SAS: servers in two-node cluster...................................................................................... 6

 

HP dual-path with cascaded JBODs.................................................................................................... 7

 

Summary ............................................................................................................................................ 8

 

Appendix A: Nomenclature and definitions ............................................................................................ 9

 

Dual-path .................................................................................................................................... 9

 

Dual-port ..................................................................................................................................... 9

 

JBOD .......................................................................................................................................... 9

 

Multiple SCSI domains .................................................................................................................. 9

 

Port Identifier ............................................................................................................................... 9

 

phy........................................................................................................................................... 10

 

SAS domain .............................................................................................................................. 10

 

SCSI domain.............................................................................................................................. 10

 

SCSI initiator.............................................................................................................................. 10

 

SCSI initiator port ....................................................................................................................... 10

 

SCSI target port ......................................................................................................................... 10

 

Appendix B: Enabling technology........................................................................................................ 11

 

SAS and SATA technology.............................................................................................................. 11

 

Connectors ................................................................................................................................ 12

 

Backplane ................................................................................................................................. 13

 

Devices......................................................................................................................................... 13

 

Drives and controllers ................................................................................................................. 13

 

Expander .................................................................................................................................. 13

 

Cluster Interconnect .................................................................................................................... 13

 

Firmware and Software .................................................................................................................. 14

 

Serial Tunneling Protocol (STP) ..................................................................................................... 14

 

SPC-3 Target port group commands ............................................................................................. 14

 

For more information.......................................................................................................................... 15

 

Call to action .................................................................................................................................... 15