title: How set port jmeter in jmeter 4 and 5?
body: <p>I run two tests of two different machines, the first one runs the second is KO,
  can you explain why I have two different ports (4446 and 4445) at each test launch?</p>
  
  <p>The first test is OK:
  Creating summariser  t / TU_27h35.csv -e -o / report / TU_27_02 Created the tree successfully using /home/ouitead/scriptsJmeter/TdC_15012019/all_tu.jmx
  Starting the test @ Wed Feb 27 15:49:06 CET 2019 (1551278946720)
  Waiting for possible Shutdown / StopTestNow / Heapdump message on port 4446
  summary + 15 in 00:00:25 = 0.6 / s Avg: 869 Min: 504 Max: 1296 Err: 0 (0.00%) Active: 2 Started: 8 Finished: 6
  summary + 19 in 00:00:30 = 0.6 / s Avg: 527 Min: 185 Max: 868 Err: 0 (0.00%) Active: 1 Started: 15 Finished: 14
  summary = 34 in 00:00:55 = 0.6 / s Avg: 678 Min: 185 Max: 1296 Err: 0 (0.00%)
  summary + 8 in 00:00:30 = 0.3 / s Avg: 704 Min: 151 Max: 1963 Err: 0 (0.00%) Active: 1 Started: 18 Finished: 17
  summary = 42 in 00:01:25 = 0.5 / s Avg: 683 Min: 151 Max: 1963 Err: 0 (0.00%)
  summary + 8 in 00:00:24 = 0.3 / s Avg: 344 Min: 206 Max: 619 Err: 0 (0.00%) Active: 0 Started: 20 Finished: 20
  summary = 50 in 00:01:49 = 0.5 / s Avg: 629 Min: 151 Max: 1963 Err: 0 (0.00%)
  Tidying up ... @ Wed Feb 27 15:50:56 CET 2019 (1551279056488)
  ... end of run</p>
  
  <p>The second test is KO:
  Created the tree successfully using /scriptsJmeter/all_tu.jmx
  Starting the test @ Wed Feb 27 15:50:10 CET 2019 (1551279010436)
  Waiting for possible Shutdown / StopTestNow / Heapdump message on port 4445
  summary = 0 in 00:00:00 = ****** / s Avg: 0 Min: 9223372036854775807 Max: -9223372036854775808 Err: 0 (0.00%)
  Tidying up ... @ Wed Feb 27 15:51:59 CET 2019 (1551279119074)
  ... end of run</p>
  
  <p>Thank you for your help.</p>