Categories
Performance Testing

Jmeter Problems and Solutions

1) How to handle sessions in Jmeter? Add->Pre-Processors->HTTP URL Re-writing Modifier for the sampler where your session variable is present Then add your variable in session argument name and check cache session id. Please see the image below: 2) How to customize the user data/ how to run the script for multiple users in Jmeter? […]

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Performance Testing

Performance Testing on ETL

How to do performance testing on ETL? 1) First step , find out the load that is being transformed in production 2) Create new data of that same load or Move from Production data to your local performance server 3) Disable the ETL until you generate the load required 4) Take count of the needed […]

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Performance Testing

How to find RAM utilization for specific JAVA process at run time

How to find RAM utilization for specific JAVA process at run time when application is running with huge load? 1) Open terminal in your Linux server. 2) Set your JAVA_Home. 3) type as jconsole and Enter 4) You can see a new window opening with jconsole, select the process that you want to profile and click on […]

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Linux technews testing

Installing Java and Setting JAVA_HOME

For any applications built around java requires JAVA_HOME variable to be set, here is how to setup JAVA_HOME for both Linux/Unix and windows environment. To Install the JDK Software and Set JAVA_HOME on a UNIX System Install the JDK software. Go to http://java.sun.com/javase/downloads/index.jsp. Select the appropriate JDK version and click Download.The JDK software is installed on your computer, for […]

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Databases Errors Linux oracle

ORA-00845: MEMORY_TARGET not supported on this system

Getting ORA-00845: MEMORY_TARGET not supported on this system, while trying to start a database. Error sql> startup ORA-00845: MEMORY_TARGET not supported on this system Reason: This is a very common error which you might face while starting up your oracle database. This happens when your system is out of temporary storage. While starting up the […]

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Linux technews

Linux kernel 3.9 released

Linux creator Linus Torvalds has released version 3.9 of The Linux Kernel. This release has done nearly ten weeks after 3.8 version was released. The latest release of 3.9 can be obtained from Kernel.org. Protocol           Location HTTP                https://www.kernel.org/pub/ FTP           […]