| Property | Description | 
|---|---|
| Parameter type | String | 
| Syntax | AUDIT_FILE_DEST = 'directory' | 
| Default value | The first default value is: 
 The second default value, which is used if the first default value does not exist or is unusable, is: 
 Both of these default values are for Unix systems. Other platforms may have different defaults. | 
| Modifiable | ALTER SYSTEM ... DEFERRED | 
| Basic | No | 
AUDIT_FILE_DEST specifies the operating system directory into which the audit trail is written when the AUDIT_TRAIL initialization parameter is set to os, xml, or xml,extended. The audit records will be written in XML format if the AUDIT_TRAIL initialization parameter is set to XML. It is also the location to which mandatory auditing information is written and, if so specified by the AUDIT_SYS_OPERATIONS initialization parameter, audit records for user SYS.