Shared Memory Segments

Database Administration

Reference : PROMON Utility : R&D Status Displays : Shared Memory Segments

Displays general information about shared-memory segments allocated to the database.

PROMON Shared Memory Segments Status display

The following shows a sample Shared Memory Segments Status display.

09/20/06        Status: Shared Memory Segments
13:17:44

Seg     Id      Size          Used       Free
1      91242   858972160 849424036    9548124

The display contains the following fields:

Seg — The segment number; each segment receives a sequential number when it is created

Id — The number the operating system uses to reference this segment

Size — The total allocated segment size, in bytes

Used — The amount of shared memory used from the segment, in bytes

Free — The amount of shared memory allocated but not yet used in the segment, in bytes