I am running the load test with 100 users in JMeter.

Application is working fine, but when I increase the load up to 200 users, few of the transactions getting failed.

The error is Non HTTP Response code:


1 Answer 1


The error can have many causes. Some steps you may take to diagnoses are:

  • Use latest version of JMeter
  • Enable DEBUG mode in JMeter
  • Set Connection timeout
  • Delay Thread Creation
  • Disable Parallel Downloads
  • Configure trusted and client SSL certs
  • Tweak JMeter SSL configuration
  • Enable stale connection check
  • Enable HTTP Keep-Alive on web servers
  • Check the load balancer configuration

More details on this article.

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