Tracking Alert Log file by x$dbgalertext

Instead of reviewing whole alert log file for any Particular information, We can search using that key word from X$DBGALERTEXT Table.

Grep The word “Starting Up” of Alert log file from Instance.

col ORIGINATING_TIMESTAMP for a40
col MESSAGE_TEXT for a80
set linesize 500
SELECT
originating_timestamp,
message_text
FROM
sys.x$dbgalertext
WHERE
message_text LIKE '%Starting up%';

Grep The word “Instance shutdown complete” of Alert log file from Instance.

SELECT
originating_timestamp,
message_text
FROM
sys.x$dbgalertext
WHERE
message_text LIKE '%Instance shutdown complete%';