Bad Performance At Login - AWR Report Points to WC_NAVIGATION_ACTIVITY table (Doc ID 1586752.1)

Last updated on NOVEMBER 22, 2016

Applies to:

Oracle WebCenter Portal - Version 11.1.1.6.5 to 11.1.1.8.5 [Release 11g]
Information in this document applies to any platform.

Symptoms

Archive logs growing exponentially and certain users have bad performance on login to 11.1.1.x WebCenter installation.
Analysis of AWR shows that WC_NAVIGATION_ACTIVITY table is key.

Analysis of table shows that there are a significant number of rows for certain users, and the data in then shows duplicate values except for ID.

WC_ACTIVITY_PAGE_ACCESS_UN is a unique index based on user_id,page_url and has been disabled as recommended by Oracle previously.

Cause

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