Tweaks to allow testing of high volume small reqs and larger reqs too

Demos/apps/loadtest/WebServicePkg/Code/server.js

@@ -3,13 +3,28 @@ var http = require('http');
 const PORT = process.env.NODE_PORT || 3000;
 const RESPONSE = process.env.RES_STRING || "Hello World"
 
+/**
+ * Returns a random integer between min (inclusive) and max (inclusive)
+ * Using Math.round() will give you a non-uniform distribution!
+ */
+function getRandomInt(min, max) {
+    return Math.floor(Math.random() * (max - min + 1)) + min;
+}
+
+
 var server = http.createServer(function (req, res) {
-    var body = RESPONSE;
+    if (req.url.includes('large')) {
+        var body = JSON.stringify(new Array(getRandomInt(1000,2000000)));
+    } else {
+        var body = RESPONSE;
+    }
     var content_length = body.length;
     res.writeHead(200, {
         'Content-Length': content_length,
         'Content-Type': 'text/plain' });
     res.end(body);
 });
 server.listen(PORT);
-console.log('Server is running on port ' + PORT);
+console.log('Server is running on port ' + PORT);
+
+

Testing/Scenario2/Setup.sh

@@ -1,3 +1,5 @@
+ENDPOINT_TO_TEST=$1
+
 #Traefik install
 sfctl application upload --path ./Traefik/ApplicationPackageRoot/
 sfctl application provision --application-type-build-path ApplicationPackageRoot
@@ -12,5 +14,6 @@ do
    sfctl application create --app-type NodeAppType --app-version 1.0.0 --parameters "{\"PORT\":\"25$i\", \"RESPONSE\":\"25$i\"}" --app-name fabric:/node25$i ) &
 done
 
-
 #Run load test
+docker run --rm -it williamyeh/wrk -c 100 -t6 -d15m $ENDPOINT_TO_TEST
+docker run --rm -it williamyeh/wrk -c 100 -t6 -d15m $ENDPOINT_TO_TEST/large