Software Testing

New features in JMeter 2.13?

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JMeter 2.13 is now here for sometime now. There are many new features in JMeter 2.13 . Some of the important and major enhancements are listed below. Following are the Major enhancements in JMeter 2.13 version. New Element – New Async BackendListener with Graphite implementation A new Async BackendListener has been added to allow sending result […]

Software Testing

What’s new in JMeter 2.10

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jmeter-210_httpsrecorder

JMeter 2.10 has been released. There are few notable changes/improvements in the new JMeter 2.10. Some of the changes are listed below:   New CSS/JQuery Tester in View Tree Results A new CSS/JQuery tester has been added in view tree result. This will help test expressions very easily. Improvement in HTTP(S) recorder “HTTP proxy server” […]

Software Testing

Using Selenium with JMeter

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To use Selenium Webdriver with JMeter, install “Webdriver” plugins. The WebDriver sampler is useful if you want to test for performance AJAX or GWT based web applications. Download WebDriver plugins from http://jmeter-plugins.org/downloads/all/ Unzip the files and copy in the lib folder under JMeter home directory. To test if WebDriver plugins installed open Jmeter and test […]

Software Testing

JMeter Tuning Tips

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Context You require to do Load test that requires thousands of thread. How will you configure JMeter so that JMeter performs well without any issues? Issues that you normally encounter with JMeter when using large number of threads are Out of Memory error High CPU usage High Memory usage JMeter scripts not responding or not […]

Software Testing

Results Visualization using xsl stylesheet in JMeter

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Using xsl stylesheet in JMeter with .jtl files Jmeter provide several .xsl files to visualize the result in human readable format outside JMeter tool. These are located in %APACHE_JMETER_HOME/extras folder jmeter-results-detail-report.xsl jmeter-results-detail-report_21.xsl jmeter-results-report.xsl jmeter-results-report_21.xsl 1. Open the Jtl file in wordpad or any other text editor and inser the following line: <?xml-stylesheet type=”text/xsl” href=”<Path of […]

Software Testing

Concurrent pool size and browser emulation in JMeter

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Since JMeter 2.5 there is a new option called “Concurrent pool size”. Whats so important about this feature? To answer this lets first understand how browser works and what an end user response time means. Once the browser fetches a page, it subsequently fetches all the page’s resources like images, css, javascript etc. During the […]

Software Testing

JMeter – Transaction Controller

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Transaction Controller The Transaction Controller generates an additional sample which measures the overall time taken to perform the nested test elements. Note that this time by default includes all processing within the controller scope, not just the samples; this can be changed by unchecking “Include duration of timer and pre-post processors in generated sample“.   […]

How-To

JMeter – Out of memory error

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Are you getting “out of memory” error in JMeter while executing your tests? This is most likely because of heap size. Your heap memory allocated to JMeter may be too less. By default this set to 512 MB. This setting is available in jmeter.bat file as shown below. set HEAP=-Xms512m -Xmx512m If increasing the heap […]

Software Testing

Whats new in JMeter 2.9

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Its been quite some time since JMeter 2.9 is available. There have been few notable changes in the new version of JMeter. JMeter can now handle different types of documents (PDF, MsOffice files, Apache OpenOffice’s files…) within different elements.  What does this mean? Regular expression extractor can extract text from such documents Assertion response can […]