1.6.7.4 Parameter(s)

[-D trace-level]
This option is used to set server's trace level, the available trace-level value includes 0,1,2. If not set, the default trace level is -1, only error info will be put to trace log file. Trace level is defined as follows:

0 : function stack info is logged.

1 : debugging trace info is logged.

2 : more detailed data info is logged.