Data Guard Server Operation Completion In Top Wait Events in 12c (Doc ID 2121610.1)

Last updated on MARCH 29, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

In 12c "Data Guard server operation completion" wait event is seen in Oracle Enterprise Manager (EM) and top wait event in AWR report.

AWR in Logical Standby Database shows the event at the top:

Top 10 Foreground Events by Total Wait Time

Event Waits Total Wait Time (sec) Wait Avg(ms) % DB time Wait Class
Data Guard server operation completion 647,870 7599.3 11.73 58.8 Other

RFS process has the wait event:

 

Changes

 Database is in 12c

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms