Deadlock Between 'library cache lock' and 'enq: TM - contention' When Creating Index in Parallel
(Doc ID 1929733.1)
Last updated on JULY 05, 2021
Applies to:
Oracle Database - Enterprise Edition - Version 11.1.0.6 and laterOracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
- Creating an index using the parallel clause fails with ORA-00060: deadlock detected De
- Deadlock is between 'enq: TM - contention' and 'library cache lock'
- One or more worker trace files will show that the current statement is a drop of a table in the recycle bin as shown in the following example:
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |