Update example comment

Author: mathieucarbou

examples/PerfTests/PerfTests.ino

@@ -118,10 +118,9 @@ void setup() {
 
   // HTTP endpoint
   //
-  // > brew install autocannon
-  // > autocannon -c 10 -w 10 -d 20 http://192.168.4.1
-  // > autocannon -c 16 -w 16 -d 20 http://192.168.4.1
-  //
+  // > autocannon -c 16 -w 16 -d 20 --renderStatusCodes  http://192.168.4.1/
+  // > ab -c 16 -t 20 http://192.168.4.1/
+  // 
   server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) {
     // need to cast to uint8_t*
     // if you do not, the const char* will be copied in a temporary String buffer
@@ -173,7 +172,6 @@ void setup() {
   // SSS endpoint
   //
   // launch 16 concurrent workers for 30 seconds
-  // > for i in {1..10}; do ( count=$(gtimeout 30 curl -s -N -H "Accept: text/event-stream" http://192.168.4.1/events 2>&1 | grep -c "^data:"); echo "Total: $count events, $(echo "$count / 4" | bc -l) events / second" ) & done;
   // > for i in {1..16}; do ( count=$(gtimeout 30 curl -s -N -H "Accept: text/event-stream" http://192.168.4.1/events 2>&1 | grep -c "^data:"); echo "Total: $count events, $(echo "$count / 4" | bc -l) events / second" ) & done;
   //
   // With AsyncTCP, with 16 workers: a lot of "Event message queue overflow: discard message", no crash