Why do I see Streams Miscellaneous Event in AWR as a Top Event When GoldenGate Extract is Running (Doc ID 1317122.1)

Last updated on JANUARY 13, 2017

Applies to:

Oracle GoldenGate - Version 11.1.1.0.0 to 12.1.2.0.0 [Release 11.1.1 to 12.1]
Information in this document applies to any platform.

Symptoms

In AWR (Automatic Workload Repository) you may see a Streams miscellaneous event as a top resource consumers in the wait class OTHER , when running Oracle Goldengate (OGG) EXTRACT with the parameter TRANLOGOPTIONS DBLOGREADER set.

Changes

As of OGG 11.1.1.0.0 onwards the extract process can use the OCIPOGG logreader module if the TRANLOGOPTIONS DBLOGREADER parameter is set in the extract parameter file.

NOTE :  to use the logreader functionality your Oracle release must also be 10.2.0.5+ or 11.2.0.2+

Cause

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