OCP: Oracle 10g Administration II Study Guide: Exam 1Z0-043

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Manageability Monitor (MMON) process

The process responsible for a host of tasks, including invoking ADDM after each snapshot collection, snapshot retention and purging, and ASH purging (under normal circumstances). When purging ASH, MMON also filters the data and stores a portion of it in the AWR. See also Active Session History; Automatic Database Diagnostic Monitor.

Manageability Monitor Light (MMNL) process

The process responsible for purging the ASH when it fills before the scheduled MMON purge takes place. Like the MMON process, MMNL filters the data in the ASH before purging and stores a portion of it in the AWR. See also Active Session History; Automatic Workload Repository.

manual channel allocation

A type of channel allocation ...