AlphaServer 800, 1000, 1000A, 2000, 2100, or 2100A systems support the variable), you must set the bus_probe_algorithm console variable to new by entering the following command:
>>>set bus_probe_algorithm new
Use the show bus_probe_algorithm console command to determine if your system supports the variable. If the response is null or an error, there is no support for the variable. If the response is anything other than new, you must set it to new.
•On AlphaServer 1000A and 2100A systems, updating the firmware on the
2.3.3KZPBA-CB SCSI Bus Adapter Restrictions
•A maximum of four HSZ50, HSZ70, or HSZ80 RAID array controllers can be placed on a single
•The
•The maximum length of any differential SCSI bus segment is 25 meters, including the length of the SCSI bus cables and SCSI bus internal to the SCSI adapter, hub, or storage device. A SCSI bus may have more than one SCSI bus segment (see Section 3.1).
•See the
2.4Disk Device Restrictions
The restrictions for disk devices are as follows:
•Disks on shared SCSI buses must be installed in external storage shelves or behind a RAID array controller.
•TruCluster Server does not support Prestoserve on any shared disk.
2.5RAID Array Controller Restrictions
RAID array controllers provide high performance, high availability, and high connectivity access to SCSI devices through a shared SCSI bus.