opcprof() - reports statistics on calling frequencies of various efuns
void opcprof( string | void );
This function dumps a list of statistics on each efunction and eoperator. If no argument is specified, then the information will be dumped to files named /OPCPROF.efun and /OPCPROF.eoper. If an argument is specified, then that name is used as the filename for the dump.
function_profile(3)