ORA-600 , , [Top Uga Heap] During Parallel Query Operations
(Doc ID 802254.1)
Last updated on FEBRUARY 03, 2019
Applies to:Oracle Server - Enterprise Edition - Version: 18.104.22.168 to 22.214.171.124
This problem can occur on any platform.
Parallel query slaves error with an ORA-600 , , [top uga heap] error or dump in module qerpxSgAssign() when event 10235 is set at level 516. The call stack for the ORA-600  error will resemble the following:
... ksmarfg kghgex kghfnd kghalo kghgex kghfnd kghalo kghgex kghfnd kghprmalo kghalp kxfxse kxfxsGetNextMessage qerpxSlaveFetch qerpxFetch insexe ...
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