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Scheduler Functionality Outages For Brief Periods Throughout The Day Citing SDO Object Errors (Doc ID 2393492.1)

Last updated on SEPTEMBER 13, 2022

Applies to:

Oracle Utilities Mobile Workforce Management - Version to [Release 2.1 to 2.3]
Oracle Real-Time Scheduler - Version to [Release 2.1 to 2.3]
Information in this document applies to any platform.


MWM - Oracle Utilities Mobile Workforce Management

Users are reporting scheduler outages for ~10 minutes at a time, several times a day.  After this period, functionality ios restored on it's own and normal operation continues.

Here we see a gap of ten minutes in the threadpoolworker (TPW) logs:

Customer confirmed that all Spatial DB objects are valid using, 'Oracle Locator / Oracle Spatial Health Check (Doc ID 800725.1)'.

Customer confirmed setting as discussed in, 'Doc ID 1627191.1 - Creating spatial index with SDO_DML_BATCH_SIZE=1 ON EMPTY TABLE FAILS >' / 'Doc ID 2026577.1 - MWM v2 Stuck Threads Due To SDO_DML_BATCH_SIZE'

Scheduler SMAuto logs do not show a process crash.

Customer applied Oracle <Patch 18146463> to Oracle database homes in production but the issue remains.


The client recently performed a DB upgrade from to

The error messages point to an issue with Spatial index. Using the following references, the customer dropped and recreated the spatial indexes though this did not resolve the issue:
Doc ID 1908389.1 - to SE Oracle Locator upgrade fails on Linux X86-84
Doc ID 1418651.1 - EXPDP Raises EXP-00078 For A Spatial Index, Rebuilding The Index Fails With ORA-13209



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