

EMC Centera Disk Option › Configuring the Centera Access Server › Order of Media Access
Order of Media Access
When a user selects a report for browsing (selection code S in an online report selection list), the following is the order of media access:
- If the report is on the CA View DASD database (including a TEMP DASD copy that was loaded back to disk), it is accessed from DASD.
- If the report is not on DASD but is on Centera storage, it is accessed using the Centera server.
- If the report is not on DASD or Centera, and the expanded access server is not active, the backup tape is mounted. The report is then temporarily loaded to disk, assuming there is mount authority.
LOAD jobs should execute on the system with the primary server; otherwise, all the data must be transmitted across the systems using XCF.
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