E-Commerce Configuration Guide : Site Configuration Settings : Miscellaneous Settings : VerbosityLevel
 
VerbosityLevel
Key value:
0, 1, 2, 3, 4 or 5
Description:
Determines the amount of logging that is done to the Windows Application Event Log, according to the following:
At level 0, no logging is done.
At level 1, most unhandled or significant errors are logged.
At level 2, application starts and stops are logged.
At level 4, informational entries on session starts and ends are made.
At level 5, all calls to ww.dll and the responses are logged.
 
Example:
VerbosityLevel = 5
See also:
SSVerbosityLevel