"Row cache lock" and "Enq: TX - allocate ITL entry" While Creating Tables Concurrently

(Doc ID 2402166.1)

Last updated on MAY 29, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

1. Heavy "row cache lock"(dc_constraints) and "enq: TX - allocate ITL entry" waits occur in the database, hanganalyze trace might show deadlocks, both of the holder and the waiter are creating a table.

2. The issue still happens even after applies <Document 13869467>.

Changes

 No changes.

Cause

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