Check the alert and listener log location as text and xml in Oracle
For alert log XML file locations
SQL> SELECT name,VALUE FROM V$DIAG_INFO where name = 'Diag Alert';
NAME VALUE ---------- ----------------------------------------- Diag Alert C:\ORACLE\diag\rdbms\xe\xe\alert
For alert log text file location
1. Find diag location
SQL> SELECT name,VALUE FROM V$DIAG_INFO where name = 'Diag Alert';
NAME VALUE ---------- ----------------------------------------- Diag Alert C:\ORACLE\diag\rdbms\xe\xe\alert
2. For text file move to trace folder instead of alert folder.
C:\ORACLE\diag\rdbms\xe\xe\trace
Note:
For 10g or older, Check background dump parameter for alert log:
SQL> Show parameter background_dump_dest
NAME TYPE VALUE ---------------------- ----------- ------------------------------ background_dump_dest string C:\ORACLE\DBHOMEXE\RDBMS\TRACE
For listener log files
1. Find the diag parameter location
SQL> show parameter diag
NAME TYPE VALUE ----------------- ----------- ------------- diagnostic_dest string C:\ORACLE
2. For text file:
$DIAG_LOCATION\tnslsnr\RAC1\listener\trace\listener.log
3. For XML File:
$DIAG_LOCATION\tnslsnr\RAC1\listener\alert\log.xml
Note:
You get the listener log location with lsnrctl status command
$LSNRCTL status Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=RAC1.oracle.com)(PORT=1521))) STATUS of the LISTENER ------------------------ Alias LISTENER Version TNSLSNR for 64-bit Windows: Version 18.0.0.0.0 - Production Start Date 05-FEB-2020 12:57:34 Uptime 0 days 22 hr. 30 min. 5 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File C:\Oracle\dbhomeXE\network\admin\listener.ora Listener Log File C:\Oracle\dbhomeXE\log\diag\tnslsnr\RAC1\listener\alert\log.xml
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