Users Blocked and Waiting on 'Wait for EMON to Process Ntfns' When Using DCN (Doc ID 1257264.1)

Last updated on JULY 18, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.1.0.2 [Release 11.2 to 12.1]
Information in this document applies to any platform.

Sessions getting blocked by a Database Change Notification (DCN) subscriber on wait event “Wait for EMON to process ntfns”.

Implemented Database Change Notification (DCN) through JDBC clients.

	To view full details, sign in with your My Oracle Support account.
	Don't have a My Oracle Support account? Click to get started!

In this Document

Symptoms

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.