|
|
|
|
|
Control‑M/Tape has a comprehensive set of utilities that ensure data integrity and provide full recovery in situations caused by system or disk crashes or user error. Two types of recovery are possible: logical and physical. Each type is appropriate in specific situations. Use the following table to determine when to use each recovery method:
Table 235 Comparison of Physical vs. Logical Recovery Methods
|
Physical Recovery |
Logical Recovery |
|---|---|---|
When to use: |
After a physical disaster |
After user errors |
What is recovered: |
Entire Media Database |
Selected portions of the Media Database |
How the data is recovered: |
using restore and roll‑forward |
using rollback |
The following sections briefly discuss backup procedures, followed by a description of the procedures that the INCONTROL administrator must perform in various situations. For a detailed description of the utilities discussed in the following topics, see the INCONTROL for z/OS Utilities Guide.
Parent Topic |