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Streams Apply Server PGA memory usage increase when using DML Handlers in 11.2 (Doc ID 1909755.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.1]
Information in this document applies to any platform.


Streams Apply servers consume increasing amounts of PGA memory over time.

The Apply process is using DML Handlers

Heap dumps generated at level 536870913 indicate the largest heap is "koh-kghu call " with the biggest memory contributors associated with

kol vstring

Stopping and restarting the Streams Apply process releases the memory.

The issue was not observed in 10.2.


Upgrade from 10.2 to 11.2


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