Re: Jmeter - MySQL Cluster

Just the same way you do this for a single instance. The main rule you should remember: well-behaved load test must represent real-life application usage as close as possible. So if the MySQL cluster is used by some external system and you want to conduct some performance testing - you need to use

Re: Script wide validation

Tong Sun wrote > I know currently JMeter doesn't have script-wide validation I don't think this statement is correct, JMeter Assertions obey JMeter Scoping Rules so if you put JSON Assertion

Re: Problem: getting Not a valid web socket request.

As per latest stable JMeter version 5.4.1 JMeter's HTTP(S) Test Script Recorder is only capable of recording HTTP

Re: Jmeter not substituting variable in CSV Data Set Config

Of course it doesn't. Could you please bookmark the Execution Order chapter and re-read it prior to asking the next question. CSV Data Set Config is a *Configuration Element* so it's being executed before the JSR223 Sampler

Re: NAT-Distributed testing

As per Remote hosts and RMI configuration > client.rmi.localport > > Parameter that controls the RMI ports used by RemoteSampleListenerImpl and > RemoteThreadsListenerImpl (The Controller) > Default value is 0, which mean

Re: SV: Response assertion seems to not always set JMeterThread.last_sample_ok correctly

I might be suffering from a form of a mental fatigue but I pretty much sure I posted the link to the JMeter test elements execution order Response assertion is executed *AFTER* the JSR223 PostProcessor so if the assertion fail

Re: Response assertion seems to not always set JMeterThread.last_sample_ok correctly

The questions is: how exactly you're "logging that the variable JMeterThread.last_sample_ok"? Be aware of JMeter test elements execution order , after Assertions only Listeners are executed so it makes sense to "log" the value

Re: Handle Proto & grpc requests

If you're talking about gRPC - there is a plugin With regards to protocol buffers per se - I'm not aware of any existing extension so you will have to add protocol buffers java library

Re: Setting failure tolerance on maven jmeter plugin goal

As of current JMeter Maven Plugin version 3.3.0 it is not possible, you can try raising an enhancement request via Issues section In the m

Re: [OT] Associate JMeter with .jmx files under Mac

The approach is very well described in the How to Open JMX Files on a Mac in 1 (Double) Click article -- Sent from: http://www.jmeter-archive.org/JMeter-User-f512775.html --

Re: Handling graphql requests with JMeter 4.0

You need to basically send a JSON Object with "query" attribute and put the GraphQL query there making sure to properly escape the query itself so it would be a valid JSON. In general according to JMeter Best Practices you should always use the latest version of JMeter

Re: Building JMeter from source with Java 8

I think these "autostyleApply -PmaxCheckMessageLines=50 -PmaxFilesToList=10 -PminLinesPerFile=4" profiles are causing troubles, you should be able to build JMeter like: > gradlew -x test build -q -- Sent from: http://www.jmeter-archive.org/JMeter-User-f512775.html --

Re: Debug only after each failed sampler - Debug PostProcessor limitation

> subsampler is not created in each Passed and Failed samplers as it should > be it should be created as long as you're smart enough to properly put the listener (hint - JMeter Scoping Rules ) > SamplerProperties and

Re: Debug only after each failed sampler - Debug PostProcessor limitation

Here is example code you could use in the JSR223 Listener , it produces more or less the same output as the Debug PostProcessor: > def subResult = new org.apache.jmeter.samplers.SampleResult() > subResult.setSuccess

Re: Exiting the jsr223 sampler

return keyword will stop the sampler execution once it's reached. If you add a string like: > return 'A' the JSR223 Sampler result will be *A* no lines after the *return* keyword will be executed. More information on Groovy scripting

Re: Jmeter 5.4.1 - JMX file - XML DTDs and schema validation

Looking at JMeter wiki > Is there a JMX Schema/DTD available? > > Answer: No. Don't plan on having one either at this point. Changes would > be too frequent to realistically keep up with

Re: Increase jmeter through put when using hmac authentication

When it comes to maximum throughput I believe if you store the pre-generated hashes in a file somewhere in setUp Thread Group and then read the file using CSV Data Set Config

Re: Hits/min JMeter understanding

It mostly depends on the protocol, in case of HTTP single "transaction" may produce more than one hit due to redirects or downloading embedded resources

Re: Bug? JMeter is not using the default groovy

For sure it's not a JMeter bug, it's an example of Jar Hell where you have multiple versions of the same library in the CLASSPATH There are groovy-*.jar libraries in JMet

Re: Can't override Connection header

I don't think you can do this using HTTP Header Manager, the header is controllable via "Use KeepAlive" box in HTTP Request sampler If you need to parameterize the Connection header I can think of adding JSR223 PreProcessor

Re: Performance Testing Load Balanced Application

1. JMeter doesn't know anything about your application infrastructure, when it comes to load testing load balanced applications it's a good idea to add DNS Cache Manager to your Test Plan so each thread (virtual u

Re: Problem with client certificates - No certificate found for alias:'john_doe'

It's hard to say what's wrong without seeing your jmeter.log file , CSV Data Set Config and Keystore Config setup so I can only give a generic piece of advice: what you put into "Variable Names" in the CSV Data Set Config must match w

Re: Thread Groups based initialization for each thread group

If you need to call it once per thread (virtual user), i.e. only at first iteration of each virtual user - put this code under the Once Only Controller If you need to call it once per thread group (i.e. first

Re: Prepare dynamic csv test data in setup thread

Everything is possible, just make sure to: 1. Use setUp Thread Group which is executed *before* other thread groups 2. If you want to make csv file names dynamic make sure to define them using __set

Re: How to set system property within JMeter

If this is *really* what you need - go for __groovy() function to call System.setProperty() method like: > ${_

Re: How to set system property within JMeter

You can set a JMeter Property via __setProperty() function like: > ${__setProperty(foo,bar,)} will create a JMeter property "foo" with the value of "bar" which you can read using __P() function

Re: Error message help

By default JMeter 5.3 has 1GB of JVM Heap space allocated, it should be sufficient for tests development and/or debugging but might not be enough for the full load test. The ways to increase the heap are: Set *

Re: HTTP2 Plugin

If you ticked "Synchronized Request" you can decrypt the response (I assume it is gzip-compressed ) by adding ad JSR223 PostProcessor and using the following code: > prev.

Re: Compare test result to baseline (or previous run)

Have you seen Real-time results page of JMeter Documentation, it's very first lines say: > Since JMeter 2.13 you can get real-time results sent to a backend through > the Backend Listener using potentially any backend (JDBC, JMS, Web

Re: Tigger 10 k user's at once with JMeter

If you have a Thread Group with 10k virtual users, no ramp-up, no timers so JMeter is running at full speed and you have 10k requests executed in 30 seconds I can think of 2 reasons for this: 1. Your application cannot respond fast enough which means you found the bottleneck

Re: How to pause JMeter?

You cannot "pause" JMeter, the only way to stop it sending the requests is using Constant Throughput Timer with a throughput defined via __P() function

Re: Extract Value from Request Body content

You can use JSR223 PreProcessor to store the request body into a JMeter Variable like: > vars.put('request', sampler.getArguments().getArgument(0).getValue()) Once done you will be able to use normal XPath E

Re: sampleEnd called twice

The correct solution would be storing your *dt* into a JMeter Variable like: > vars.put('dt', dt as String) then you can declate this *dt* as a Sample Variable and generate a custom graph over

Re: Please help with MIME Type for .CSAR file

Looking into CSAR file extension page: > Category: Data files > Application: CARIS > Mime-type: application/octet-stream So try using *application/octet-stream* and presumably it should resolve your issue. Going forward if you will face difficu

Re: Error loading result file with ~/ prefix in Windows 10

*~* symbol is a normal file or folder name in Windows 10, you're getting this error because *~\resultstree.xml* file does not exist. If you create the *~* folder in the "bin" folder of your JMeter installation and change the file path to *~\resulttree.xml* the issue will go away and JMeter starts

Re: Run single thread in the distributed mode

You can go for the If Controller and use the following __jexl3() function as the condition like: > ${__jexl3("${__machineIP()}" == "10.20.30.40",)} This

Re: Load testing on Drupal Web services.

JMeter treats the application under test as the "black box" and it doesn't know anything about the underlying technologies like operating system, web server, database server, etc. So just follow generic instructions like: 1. Building a Web Tes

Re: Jmeter recording issue in SSO application

NLTM or Kerberos SSO isn't something you can efficiently record and replay using JMeter's HTTP(S) Test Script Recorder from

Re: Websockets aborting

Make sure to provide *Read Timeout* to be at least 60 milliseconds (10 minutes) It can be done in the Open Connection Sampler (from JMeter WebSocket Samplers by Peter Doornbosch ) If y

Re: Problem with Jmeter and client certificate authentication - unknown_certificate

Most probably there is a problem with the test data, i.e. alias is missing in the keystore or wrong certificate lives under the correct alias. First of all I would recommend cross-checking your aliases in the keystore and in the CSV file, you can get the list of aliases from the keystore using k

Re: HTTP2 testing using Jmeter

I'm not aware of any other existing plugins for JMeter. The first place where I would look for documentation would be the plugin GitHub page You can also get familiarized with The New HTTP/2 Plugin for JMeter

Re: Gatling Vs Jmeter

There is no "golden bullet" solution On one hand Gatling is more VCS-friendly, on another JMeter is easier to learn and use. On one hand Gatling provides full power of Scala, on another JMeter supports more protocols and

Re: Jmeter OAuth2 authentication

You need to provide a redirect URL where you will be routed by the authentication endpoint, normally it's the URL of the website where you need to type the credentials. If you want to fully get rid of this UI-based part you could use i.e.

Re: API Load Test - Oauth 1.0

The instructions will differ depending on the signature algorithm (PLAINTEXT, HMAC-SHA1, RSA-SHA1) so not knowing the details of your identity provider it is not possible to come up with the comprehensive solution. The algorithm of signature generation is described i.e. at Creating a signature <

Re: HLS 2.0 simulate user behaviour for each media segment by waiting on each media segment

According to Introducing the JMeter HLS Plugin 2.0 article: > As expected, you asked and we listened! No longer do you have to wait > until the full playlist is downloaded to see the result of each downloaded > segment. To give

Re: Java request in distributed testing

If you're talking about *Java* implementation of the HTTP Request sampler, according to the documentation: The Java HTTP implementation has some limitations: There is no control over how connections are re-used. When

Re: Authenticating To A .NET Web Application

Most probably it's a matter of missing or not properly working correlation In the absolute majority of cases you cannot replay the recorded script "as is" as modern web applications widely use dynamic paramet

Re: Problems Execute Linux Commands using JSR223 PrePrcessor with Groovy Engine and pipe-symbol

As you correctly mentioned, "it's working perfect on bash". Groovy knows nothing about the pipe symbol so you need to execute bash -c command and pass your whole command as the parameter, something like: > "/bin/bash -c \"echo -en \\\"http

Re: Not able to record native app traffic in jmeter with https protocol

Be informed that in case of Android >= 7.0 Nougat you need to perform extra steps in order to be able to record HTTPS traffic via JMeters MITM certificate 1. Add the following line to the application

Re: Jmeter System Preferences Lock Error

Looking into JMeter Bug 61279 it isn't something connected with JMeter, I can think of the following reasons for the behaviour:1. You have more than 1 JVM running on the EC2 machine and

Re: FILE Upload: TypeError: Cannot read property 'size' of undefined

It is impossible to come up with the comprehensive response without seeing your request configuration, a short checklist:1. Make sure to copy the file to "bin" folder of your JMeter installation or to provide the full path to the file2. Tick "Use multipart/form-data" box in the HTTP Request

Re: JMeter jsencrypt using groovy

You're looking for the code in the wrong place, my expectation is that you should rather be using freelancer marketplaces or your friends/colleagues rather than asking the members of JMeter mailing list to do your job for you. As an exception here is how you can use Java Security API

Re: Reducing Timer with While Loop

You need to obtain the current timestamp prior to entering the loop and save it into a JMeter Variable . It can be done using the following __groovy() function > ${__groovy(var

Re: i found Jmeter closed the connection at the end of each requests. so How can I keep an open TCP connection longer,

You can do it using either TCP Sampler which has *Re-use connection* checkbox or HTTP Raw Request sampler which is easier

Re: Header Manager not working properly with the "Java" HTTP protocol

Header Manager is working just fine, you can verify what headers are being sent using a sniffer tool like Wireshark Looking into JMeter Changelog for JMeter 3.2

Re: Handling Asynchronous API Call in Jmeter

You can consider putting your requests under Parallel Controller , it executes its children at exactly the same moment hence you can overcome JMeter's thread group limitation and spawn as many

Re: concurrency test

The concurrency in both cases is the same as Synchronizing Timer doesn't do anything given you set 0 as the Number of Simulated Users to Group by. With regards to "10" - it's a big question mark and it mostly depends on your application response time. Given you have only 1 loop at Thread Group <

Re: Script error

In the majority of cases it is not possible to successfully replay recorded script without prior correlation My expectation is that the request which adds the item to the card relies on a some dynamic value wh

Re: gRPC protocol with jmeter

Per se JMeter doesn't support gRPC protocol, however you can consider using grpc-java client library so you will be able to implement the necessary logic using either JSR223 Sampler with Groovy language

Re: Login issue when executing test on server side

If the issue cannot be reproduced for lesser number of virtual users (i.e. 1, 2, 20) - most probably it indicates server issue, i.e. it lacks resources (can be checked using i.e. JMeter PerfMon Plugin

Re: JMeter with selenium scripts - response time for individual requests

With regards to JMeter Listeners View Results Tree and View Results in Table show statistics for each individual request

Re: JMeter Response time exclude response times form Failed transactions

The easiest option is using Filter Results Tool plugin in order to post-process the .jtl result file and exclude any failed samplers from it. The relevant syntax would be something like: > FilterResults.bat --output-file only-successes.jtl

Re: Access to local storage data.

As per JMeter project main page : > JMeter is not a browser, it works at protocol level. As far as > web-services and remote services are concerned, JMeter looks like a > browser (or rather, multiple browsers); however JMeter does not perform > all the actions suppo

Re: reading part of request body from a file

It is, take a look at __FileToString() function which you can use directly in the HTTP Request sampler "Body Data" tab where it is required to add this header. Given you have nested functions inside the payload you will also

Re: unable to create new native thread error

The error looks like an OS level limitation of the number of processes so you need to amend underlying operating system configuration in order to allow at least that many processes as virtual users. See Maximum num

Re: Jmeter & application logging concern

I don't fully understand why you're asking questions not related to JMeter in JMeter mailing list, however just in case other person will make the same mistake: 1. You're going into wrong direction, instead of redirecting STDOUT to jmeter.log file you should be doing the opposite thing: copying me

Re: Android SDK testing via Jmeter

If you want to assess certain (or all) Android SDK functions performance it makes more sense to consider i.e. Java Microbenchmark Harness or profiler tool like JProfiler or

Re: JMeter Query on Threads

Using vanilla JMeter it is very tricky, nearly impossible. Consider using Parallel Controller , it's main goal is simulating AJAX requests which have the same "f

Re: JMeter functions do not work in Java application

Double check that: 1. You're using JMeter 5.0 (or whatever is the latest version available at JMeter Downloads page) 2. Your Java application has ApacheJMeter_functions.jar

Re: Regular Expression Help

Add JSON Extractor as a child of the request which returns the above JSON and use the following expression: > $..[?(@.isComplete == 0)].productID Explanation: 1. .. - is a deep scan operator

Re: Configure Filename in UI

I doubt that you find this useful for storing "the input of your choice", consider using Sample Variables property instead which allows storing the value of an arbitrary JMeter Variable

RE: How to automate the "Regular Expression Extractor" usage without finding dynamic contents manually in API response

As of JMeter 5.0 automatic correlation functionality has not yet been implemented, you can go for a 3rd-party solutions like JCorrelate or BlazeMeter Proxy Recorder -- Sent from: http://w

Re: send email with results in View Results Tree as attachment

As per current JMeter version ( JMeter 5.0 ) it is hardly achievable (unless you want to come up with a custom plugin ) I would recommend the following alternative approaches: 1.

Re: error loading jmx file in VM

Your test relies on Parameterized Controller which doesn't seem to be installed on the VM. The easiest way of installing plugins and keep them up-to-date is using JMeter Plugins Manager

Re: What is the relationship between JVM XMX and XMS in jmeter and the number of concurrent users

JMeter is a normal Java application hence you should treat it as any other Java application in terms of performance tuning There is no "silver bullet" instruction. Neither anyone can tell how many users you will be able to simulate for th

Re: jmeter - replay

1. JMeter automatically treats responses with HTTP Status Codes below 400 as successful. It doesn't do any extra checks so you might want to introduce Assertions

Re: jms point-to-point and jdni properties

Have you tried to scroll down a little bit further (or invest into a better monitor) You should be able to put properties like java.naming.security.principal and java.naming.security.credentials

Re: HTTP Request's Content Encoding field

It is being used at least: 1. For setting request header 2. For encoding POST request data

Re: Sent request with no User-Agent header

As per HttpClient JavaDoc > This class sets up the following parameters * > if not explicitly set * > : > > Version: HttpVersion.HTTP_1_1 > ContentCharset: HTTP.DEFAULT_CONT

Re: JMeter 4 with Java 1.7

According to JMeter changelog the latest JMeter version which is compatible with Java 7 is JMeter 3.1 I don't think you will be able to use JMeter 4 with Java 7 as it simply will not compi

Re: Sending Transactions per second and response times over time graphs in an email

First of all you need to generate these charts out of the .csv results file. It can be done using JMeterPluginsCMD Command Line Tool , the relevant commands would be: 1. *JMeterPluginsCMD.bat --generate-png test.png --input-jtl results.csv --p

Re: Protobuf support

Theoretically yes, but 1. Not out of the box 2. You will need to be capable of writing Java or Groovy code If you add protocol buffers libraries to JMeter Classpath

Re: Print thread groups including comments fields of underlying controllers

You can use SearchByClass functions in order to fetch information on Include Controllers from the Test Plan. Here is an example with regards to how this can be done from JMeter test itself using JSR223 Sampler

Re: HTTP Request's Content Encoding field

Try sending a HTTP GET request with a Chinese character and encoding set to US-ASCII. -- Sent from: http://www.jmeter-archive.org/JMeter-User-f512775.html - To unsubscribe, e-mail: user-unsubscr...@jmeter.apache.org For additi

Re: Programmatically generate PNG from the PerfMon plugin results

You can do this via JMeterPluginsCMD Command Line Tool , the relevant command-line syntax would be something like: > JMeterPluginsCMD.bat --generate-png perfmon.png --input-jtl > perfmon-results.csv --plugin-type PerfMon --width 1024 --height

Re: Regular Expression

Mind that using Regular Expressions for HTML response types might be not the best idea as regular expressions are hard to develop/maintain/understand, they are fragile, they are sensitive to markup changes (i.e. if order of attributes changes or ther

Re: Delay Between Http Requests

You must be looking for implementation of dynamic pacing which can be done using some Groovy scripting in the JSR223 Timer

Re: Best way to compare two results of jmeter

The easiest way to compare 2 JMeter runs is using Merge Results tool. You will be able to specify prefixes for your test runs and get an aggregate chart which you can use for comparison.

Re: Need pointers to test .Net based Desktop Application

If your application talks to the database directly you can use JMeter's JDBC Request sampler to simulate multiple applications accessing the database simultaneously. So instead of interacting with the UI you need to se

Re: How to record Desktop application using Jmeter

You can record a desktop application just like web application, but keep in mind that JMeter can record only HTTP and HTTPS traffic, if your application uses different

Re: Recording Swagger and Apiary data

If you mean importing Swagger API definition - currently it is not possible using JMeter. However given you have a Postman test plan you can easily convert it into a JMeter Test plan by running it via JMeter

Re: jmeter command stuck - FTP testing

As of JMeter 4.0 underlying FTPClient doesn't have any timeouts so if your server will never respond - your JMeter test will never end. You can work it around by placing your FTP requests under t

Re: Invoking local file

You don't need this "http" URL scheme as you're working with the local file, you URL should look like: > file:///E:/Krishna/apache-jmeter-4.0/apache-jmeter-4.0/bin/SampleJson.json Going forward be aware that there is a Dummy Sampler

Re: Parallel Logic Controller

It depends on the nature of the requests. If you need to mimic a "spike", i.e. need to simulate 50 users concurrently doing the same action, i.e. checking out an item, logging in, voting, etc. - you don't need any plugins, JMeter's Synchronizing Timer

Re: JSR223 PreProcessor - Issue

Don't inline JMeter Functions and/or Variables into Groovy code. As per JSR223 Sampler documentation > When using this feature, ensure your script code does

Re: Avg field not visible in .jtl file < Urgent pls >

You will not find average value as it is being *calculated*, it is basically an arithmetic mean of the response times (sum of all responses times divided by their count) You can get it from the .jtl results file either by applying above formula or

Re: using the same user for all iterations

You can do this using one of JSR223 Test Elements or __groovy() function , the relevant code would be something like: > new File('test.csv').readLines().get(ctx.get

Re: Multipart/form-data request manually with JSF viewstate

Instead of copying and pasting the file contents into the .jmx script itself you can use __FileToString() function which reads the file from file system. This approach is way more robust and VCS

Re: Jmeter sample count

You are *not* sending 1 request per 1 second, JMeter tries to send requests as fast as it can for 15 minutes and the number of threads will vary depending on the response time. The only way of getting exactly 900 hits in your setup is placing your request under a Throughput Controller

Re: Download

The download itself is being performed by the HTTP Request sampler, if you additionally want to save the file somewhere to your local file system you can add Save Responses to a file

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