HP 3000 Manuals

Product features [ Mirrored Disk/iX User's Guide ] MPE/iX 5.0 Documentation


Mirrored Disk/iX User's Guide

Product features 

Mirrored Disk/iX supports the following features:

High data    System automatically maintains identical
availability information on two partner disks.  Users
             continue to access data if either disk of
             any pair is disabled or under repair.

Reduced      Users continue to access data while system
downtime     performs file backup.

Disk failure System detects failed drive, continues to
recovery     run application, and discontinues
             mirroring until drive is repaired.

Resume       System allows for the removal of the
mirroring    failed drive from pair, the mounting of
             another drive in its place while the
             system is running, then copies data to the
             new drive, and resumes disk mirroring.

Data         System writes data to both partners of a
consistency  mirrored pair, data is always consistent,
             even during the repair process.



MPE/iX 5.0 Documentation