timer fix

@@ -95,14 +95,14 @@
           socket.on('change', function() {
             socket.emit('start', config.spans);
           });
-        });
     
         config.spans.forEach((span) => {
           span.os = [];
           span.responses = [];
-          setInterval(() => gatherOsMetrics(io, span), span.interval * 1000);
+          setInterval(() => gatherOsMetrics(socket, span), span.interval * 1000);
         });
 
+      });
 
       const startTime = process.hrtime();
       if (req.path === config.path) {