ORA-00600 [723] Error With Leaked Memory of Type "Fixed Uga" (Doc ID 1522199.1)

Last updated on FEBRUARY 07, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 to 11.2.0.4 [Release 10.1 to 11.2]
Information in this document applies to any platform.

Symptoms

ORA-00600: internal error code, arguments: [723], [118848], [155968], [memory leak], [], [], [], [], [], [], [], []

The trace file will show the leaked memory (freeable or recreatable chunks) as being of type 'Fixed Uga', e.g.:

EXTENT 0 addr=ffffffff6b400010
 Chunk ffffffff6b400020 sz=    26512    free      "               "
 Chunk ffffffff6b4067b0 sz=    38992    freeable  "Fixed Uga      "


Cause

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