Is the number of records in the control file that can only be kept for 7 days? Then go to MOS to find a file about what are controlfile entries for archived logs not overwritten after control file record keep time? (document ID 1056085.1). > show parameter CONTROL_FILE_RECORD_KEEP_TIME
Viewing parameters in the database is the default of 7 days When the archived information is overwritten in the control file is controlled by a parameter control file record keep time.
Ora 19571 archived log recid stamp not found in control file archive#
If your archive log is no longer in the control file, it cannot be recognized by RMAN, and it cannot be deleted. So I found an article on the Internet, which basically means that the basis for man to delete the archive log is the archive log recorded in the control file, not the actual archive log on your disk. View the V $archived log view and there is no old archive log record