Check the Database Availability Check the Listener Availability Monitoring space Availability Viewing the Alert log file to analyze the ORA errors if any. Check tablespaces should not be used more that 95%. Viewing the temporary files, through the DBA_TEMP_FILES. Daily resolving the tickets by using Remedy ticketing tool. Taking backups by using RMAN on daily and weekly basis. Check all last night backups were successful. Health check of the Database. Rebuilding of Indexes, if bulk load of data is inserted.