Alter Log For Free

Viewing the Alert LogAccess the Database Home page in Enterprise Manager. For Oracle Enterprise Manager Database Control, see Oracle Database 2 Day DBA for instructions.Under Related Links, click Alert Log Contents. The View Alert Log Contents page appears.Select the number of entries to view, and then click Go.

Re: how to retrieve ORA error from alert log for specific date? (xxxx is just a string NOT occuring in the file after teh target date. 1) roll my alert logs evey week or month. 2) use perl and timelocal to convert the date to a time in seconds, and compare for GT instead of equal, hoping the date is in the file.

To view alert log, first you need to find it's location using show parameter command. To view alert log you can use tail command with options and filename. In the following output you will see the last 20 lines of the alert log, but if you want to see more number of lines (ex: 100 line) you can use 100f like that.

Alert logs contain important information about error messages and exceptions that occur during database operations. Each Oracle Database for Windows instance has one alert log; information is appended to the file each time you start the instance. All threads can write to the alert log.

How to convert LOG to TXTOpen free GroupDocs App website and choose GroupDocs.Conversion application.Click inside the file drop area to upload LOG file or drag & drop LOG file.Click on Convert button.You can also send a link to the TXT file to your email address.

To find the trace file for your current session: Submit the following query: SELECT VALUE FROM V$DIAG_INFO WHERE NAME = 'Default Trace File'; The full path to the trace file is returned.

The alert log would be located in this example in /u01/app/oracle/diag/rdbms/vdb1/vdb1/trace and named alert_vdb1. log.