ASMB Process Consuming Memory And Raising Ora-4030 Intermittently (Doc ID 735180.1)

Last updated on JUNE 15, 2017

Applies to:

Oracle Database - Standard Edition - Version 11.1.0.6 and later
Information in this document applies to any platform.

Symptoms

ASMB process grows on memory, eventually leading to ora-4030 errors
which causes DB crash.

The reported error:
ORA-04030: out of process memory when trying to allocate 552 Bytes (callheap,kfmditer)

In the ASMB process heapdump we can see most of memory chunks are for 'kfmditer',
example:

BreakDown
~~~~~~~~~
Type     Count   Sum        Average
~~~~     ~~~~~   ~~~        ~~~~~~~
Free     285684  142841492  500.00
kfmditer 285685  157698132  552.00

Total = 300539624 bytes 293495.73k 286.62MB

Cause

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