Use the ALTER DATASTORE command to change the memory model that is used for interprocess communication by the Oracle GoldenGate Monitor data store. Before using this command, stop all Oracle GoldenGate processes, including Manager.

Syntax

ALTER DATASTORE {MMAP | SHM [ID n]}

MMAP

Indicates that the data store should use memory mapped files for interprocess communications.

SHM [ID n]

Indicates that the data store should use System V shared memory for interprocess communications. This option is not available on Windows platforms. If ID is not specified, a suitable default ID is used.

Examples

Example 1   

ALTER DATASTORE MMAP

Example 2   

ALTER DATASTORE SHM

Example 3   

ALTER DATASTORE SHM ID 1000