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How To Disable NUMA for LSH/DMW (Doc ID 2818419.1)

Last updated on NOVEMBER 08, 2021

Applies to:

Oracle Health Sciences Data Management Workbench - Version 3.0.0 and later
Oracle Life Sciences Data Hub - Version 3.0.0 and later
Information in this document applies to any platform.


After July CPU 2021 Patch, Oracle Database NUMA (Non Uniform Memory Architecture) support is enabled by default. This may impact the performance of SQLs associated with (Oracle Health Sciences Data Management Workbench) DMW product.

In order to improve the DMW performance, the following Database parameters should be disabled:

_enable_NUMA_support       : FALSE
_enable_NUMA_optimization : FALSE


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