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MMON Worker Process Report ORA-1110 in Online Backup Mode (Doc ID 2529935.1)

Last updated on APRIL 17, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 12.2.0.1 and later
Information in this document applies to any platform.

Symptoms

MMON worker process report ORA-1110 in online backup mode.

alert log:

2018-12-19T02:02:32.835523+09:00
ALTER DATABASE BEGIN BACKUP
Completed: ALTER DATABASE BEGIN BACKUP
2018-12-19T02:03:07.078032+09:00
Errors in file .../trace/<FILE_NAME>.trc:
ORA-01110: data file 1: '<Datafile Path>/<FILE_NAME>.DBF'
2018-12-19T02:03:07.859340+09:00
Errors in file .../trace/<FILE_NAME>.trc:
ORA-01110: data file 2: '<Datafile Path>/<FILE_NAME>.DBF'
2018-12-19T02:03:13.875400+09:00
ALTER DATABASE END BACKUP
Completed: ALTER DATABASE END BACKUP

DBMS_HM.GET_RUN_REPORT report 'datafile too old'.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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