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DBMS_AUDIT_MGMT.CLEAN_AUDIT_TRAIL hang with 'ENQ: MC - SECUREFILE LOG' (Doc ID 2349526.1)

Last updated on AUGUST 04, 2018

Applies to:

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

Symptoms

DBMS_AUDIT_MGMT.CLEAN_AUDIT_TRAIL hang with 'ENQ: MC - SECUREFILE LOG'

- dbms_audit_mgmt.clean_audit_trail is executed by SYS
- self deadlock in MC enqueue
- ktfa_count_from_tracked_tables is in the call stack

Changes

 

Cause

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