%% Last Updated: - [[2021-04-19]] - [[2021-04-03]] %% The number of virtual users in a [[Load Testing]] script refers to how many real users of a system are being simulated by the script. However, [[User concurrency is an ambiguous measure of throughput]] and the number of _virtual_ users doesn't always easily correlate to the number of real users. ## In [[Load Testing Tool]]s ### [[Number of virtual users in JMeter]] ### [[Number of virtual users in Gatling]]