By default, when you are using a served license, all license server status and error messages are written to the SYBASE.log debug log file in the log directory.
SYBASE.log is used to diagnose issues with the license server. For information on messages written to this log file, see The Debug Log File in the FLEXnet Licensing End User Guide provided with your SySAM documentation.
Over time, the debug log can become large and the value of older messages decreases. Sybase recommends that you periodically truncate the debug log file: