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How to move a SYSTEM datafile from filesystem to the ASM diskgroup using ASMCMD on RAC. (Doc ID 1607292.1)

Last updated on AUGUST 20, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.2.0.1 [Release 11.2 to 12.2]
Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.3 [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Customer by mistake added a datafile to the SYSTEM tablespace without a + sign, command went through and datafile shows only on one node under $ORACLE_HOME/dbs default location. Since datafile is not showing on the other node, we get messages ORA-01157: cannot identify/lock data file
Need to move SYSTEM datafile from filesystem to the ASM diskgroup.

Cause

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