We are downloading the presentation from our application using Jmeter.
Added HTTP sampler and added path of that file to download.
Try to run script for 50 threads with 2 iteration. It should return results for 100 HTTP but only 25-30 HTTP request comes back insted of 100 in View Result Table listener after complition of test run.

Application return all HTTP request for 10 thread for 1 or 2 or 3 iteration.