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4 votes

How can I test load for a chat app built on node.js and socket.io?

Artillery is a load-testing tool with native Socket.io support out of the box (and is written in Node.js too). Why is native Socket.io support important? WebSocket is only one of the underlying ...
Hassy Veldstra's user avatar
2 votes

I have 100 Threads in thread group and Ramp up time as 20. Will these 100 threads concurrent if ramp-up time is 20 Seconds?

It depends. JMeter acts as follows: JMeter starts defined number of threads during ramp-up period Threads start executing samplers upside down (or according to Logic Controllers) When thread doesn'...
Dmitri T's user avatar
  • 13.5k
2 votes
Accepted

I have 100 Threads in thread group and Ramp up time as 20. Will these 100 threads concurrent if ramp-up time is 20 Seconds?

set ramp up time to zero to start all the thread at same time. difference in starting time between threads = Ramp up time/ no of threads. If you have ramp up time = 20 and no of threads = 100 ...
neha bedi's user avatar
1 vote
Accepted

How to do load app socket testing?

Seems there is a way, first Google hit on "jmeter socket testing": Mar 05 2016 At the moment the only easy way to implement WebSocket testing with JMeter is to use JMeter WebSocket Sampler ...
Niels van Reijmersdal's user avatar
1 vote

How to stress test a web application relying on Socket.IO?

You'd do it pretty much the same way you'd load test other interfaces for servers. You need a client that interacts with the server and a way to generate a lot of actions concurrently and for some ...
Cherree's user avatar
  • 1,189
1 vote

I have 100 Threads in thread group and Ramp up time as 20. Will these 100 threads concurrent if ramp-up time is 20 Seconds?

If you have 100 Threads in thread group and Ramp up time as 20, these 100 threads aren't concurrent. To maintain concurrency for 100 threads you have to use either loop counts or Durations (Scheduler ...
Jahan's user avatar
  • 453
1 vote
Accepted

Few requests in Jmeter does not get response from server, getting "Socket.timeout" exception

When you are doing a load test on an application, there is a lot that you have to take into consideration, CPU utilization over time with consistent load. RAM utilization over time with consistent ...
IAmMilinPatel's user avatar
1 vote

Few requests in Jmeter does not get response from server, getting "Socket.timeout" exception

This is a network constraint over which you may not have any control. Do you know after what time you get this error? You could play with Timeouts section on HTTP Request Sample and keep it higher ...
Tarun's user avatar
  • 3,437
1 vote

Online test platform for sockets

I've used this online tool for socket testing earlier. Can you have a look at http://demos.kaazing.com/echo/?
Bhavani's user avatar
  • 724

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