Use the information in this table to estimate the minimum region size (in kilobytes) needed to run Teradata ARC from z/OS.
This table provides estimates for archive or restore operations only. Copy operations might require more memory.
Number of Sessions | Region Size for 200 Objects | Region Size for 2,000 Objects | Region Size for 8,000 Objects |
---|---|---|---|
10 | 2,500 KB | 3,200 KB | 5,620 KB |
50 | 4,420 KB | 5,140 KB | 7,540 KB |
100 | 6,820 KB | 7,540 KB | 9,940 KB |
where:
Table Element | Description |
---|---|
Number of Objects | The number of databases + number of tables and stored procedures to be archived, restored, or copied. The ALL keyword expands the number according to this query: SELECT count (*) from database DBC.CHILDREN WHERE PARENT = ‘<db>’ |
Sessions | number of data sessions to use in the operation. |