public static function doLog($logmethod, array $data, &$output)
 {
     $log = new Logger('ezperflogger');
     // constructor args for the specific handler can be set via ini
     /// @todo how to create resources instead?
     foreach (eZPerfLoggerINI::variable('MonologSettings', 'LogHandlers') as $handlerName) {
         $handlerClass = 'Monolog\\Handler\\' . $handlerName . "Handler";
         if (eZPerfLoggerINI::hasVariable('MonologSettings', 'LogHandler_' . $handlerName)) {
             $r = new ReflectionClass($handlerClass);
             $handler = $r->newInstanceArgs(eZPerfLoggerINI::variable('MonologSettings', 'LogHandler_' . $handlerName));
         } else {
             $handler = new $handlerClass();
         }
         $log->pushHandler($handler);
     }
     // the default severity level: taken from config file
     $level = (int) eZPerfLoggerINI::variable('MonologSettings', 'SeverityLevel');
     // either coalesce messages or not: taken from config file
     if (eZPerfLoggerINI::variable('MonologSettings', 'Coalescevariables') == 'enabled') {
         /// @todo allow via ini file the specification of custom formatters?
         $msg = array();
         foreach ($data as $varname => $value) {
             $msg[] = "{$varname}: {$value}";
         }
         $log->addRecord($level, implode(', ', $msg));
     } else {
         foreach ($data as $varname => $value) {
             $log->addRecord($level, "{$varname}: {$value}");
         }
     }
 }