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ORA-600 [4005] Reported When Executing DML (Doc ID 2055705.1)

Last updated on FEBRUARY 23, 2022

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


When attempting to run the following:

delete /*+ CACHE_CB("SYS$SERVICE_METRICS_TAB") */ from "SYS"."SYS$SERVICE_METRICS_TAB" where rowid = :1

the following error occurs.

ORA-00600: internal error code, arguments: [4005], [0], [], [], [], [], [], [], [], [], [], []

The incident file written by the error will show:

 - The blocking process is the LGWR process
 - LGWR is waiting on "log file sync switching to polling" and "Log file sync switching to post/wait" for a long time




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