Constant Throughput Timer in JMeter

Using constant throughput timer, You can decide how many samples should be executed per minute. Constant throughput timer will add random pauses between requests during test execution to match required throughput.

Note : If you are using constant throughput timer in your software load test plan and server is not capable to handle the load or any other time consuming elements are available in your test plan then your targeted throughput(Which is set in constant throughput timer) will be not achieved.