Description:-
In this article we are going to see Oracle Process Manager (PMAN) Background Process.
- Process Manager Process (PMAN) is a background process that monitors, spawns, and stops the following as needed
- PMAN monitors, spawns, and stops the following types of processes
- Restartable background processes
- Dispatcher and shared server processes
- Job queue processes
- Connection broker and pooled server processes for database resident connection pools
- PMAN is not only used in instances but also in ASM and ASM Proxy instances.
- PMAN runs as an operating system process, and not as a thread. In addition to database instances, PMAN also runs on Oracle Automatic Storage Management (ASM) instances and Oracle ASM Proxy instances.
- PMAN monitors, spawns, and stops Dispatcher and shared server processes, Connection broker and pooled server processes for database resident connection pools, Job queue processes and restartable background processes.
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