This event is used to wait for a reply from one of the background processes.
Wait Time: The wait time is specified by the user and is indicated by the parameter timeout.
| Parameter | Description |
|---|---|
| from_process | The background process for which the session is waiting. The wait is for a reply to an IPC message sent by the session. |
| timeout | The amount of time in seconds that this process will wait for a reply |
Oracle Database Internal Mechanism 
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