Huge Memory Consumption By Bloom Filters in PX Workers
(Doc ID 2732845.1)
Last updated on JANUARY 19, 2022
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
SQLs consume huge amount of memory by PX workers in Bloom Filters. As a result of this heavy consumption other SQLs which run simultaneously get much less memory for their SQL workareas (e.g. for hash
joins), as a result of those affected SQLs leads to heavy temp space and causes ORA-04036 or ORA-04030 errors.
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