"RMA: IPC0 completion sync" in Top Timed Events in AWR
(Doc ID 2546102.1)
Last updated on APRIL 17, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 12.2.0.1 to 19.1.0.0.0 [Release 12.2 to 19]Information in this document applies to any platform.
Symptoms
Wait event "RMA: IPC0 completion sync" is in Top Timed Events in AWR report on a fresh 12.2 Real Application Cluster environment. A sample WORKLOAD REPOSITORY REPORT (RAC) indicate following:
Top Timed Events
I# Class Event Waits %Timeouts Total(s) Avg Wait Û time Avg Min Max Std Dev Cnt
* DB CPU 1,895.30 65.57 2
* Other RMA: IPC0 completion sync 52,736 0.00 1,024.32 19.42ms 35.44 19.42ms 19.42ms 19.43ms 3.45us 2
Top Timed Background Events
I# Class Event Waits %Timeouts Total(s) Avg Wait Û time Avg Min Max Std Dev Cnt
Other RMA: IPC0 completion sync 52,736 0.00 1,024.32 19.42ms 0.17 19.42ms 19.42ms 19.43ms 3.45us 2
Changes
Cause
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In this Document
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| References |