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2.If fair arbitration is to be used, ensure that the switch on the front of the
3.Install the
3.7Preparing the UltraSCSI Storage Configuration
A TruCluster Server cluster provides you with high data availability through the cluster file system (CFS), the device request dispatcher (DRD), service failover through the cluster application availability (CAA) subsystem, disk mirroring, and fast file system recovery. TruCluster Server supports mirroring of the clusterwide root (/) file system, the
See the TruCluster Server Software Product Description (SPD) to determine the supported storage shelves, disk devices, and RAID array controllers.
Disk devices used on the shared bus must be installed in a supported storage shelf or behind a RAID array controller. Before you connect a storage shelf to a shared SCSI bus, you must install the disks in the unit. Before connecting a RAID array controller to a shared SCSI bus, install the disks and configure the storagesets. For detailed information about installation and configuration, see your storage shelf (or RAID array controller) documentation.
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The following sections mention only the
The following sections describe how to prepare and install cables for storage configurations on a shared SCSI bus using UltraSCSI hubs and the HSZ70 or HSZ80 RAID array controllers.