DATABASE CRASH WITH ORA-00600 [KMGS_GETGRAN_FROM_COMP_2] (Doc ID 1064262.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.1.0.7 [Release 11.1]
Information in this document applies to any platform.

Symptoms

Instance terminated by MMAN process and in the alert log , it reports the following error message

internal error ORA-600 [kmgs_getgran_from_comp_2], [52], [70], [7], [0x108859228], [0x380035C70]

Prior to the crash, the parameter cpu_count was dynamically changed (e.g. from 10 to 70).

Changes

Dynamically changing the cpu_count parameter, like in the alert log it was observed the below command executed just minutes before the crash :

ALTER SYSTEM SET cpu_count=70 SCOPE=BOTH;

Cause

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