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Performance Testing background noise – What , why and how?
The main goal for any Performance Test Engineer is to make the perfect simulation , because this will lead to accurate test results and that’s what we need from this kind of test. What is background noise? The idea is to record and play some users behaviors which is not meant to be measured or…
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Web performance testing – an overview (presentation)
During 2021 I’ve presented this presentation different times to a different crowds in a different regions. In this presentation I was trying to knock different doors that are related to performance testing without digging deeper , giving the audience the freedom to search and decide which part is more important to them to look into.…
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Forecasting Number of users in performance testing
How many users should be applied in our performance tests ? in a previous article we discussed some ways that may simplify the process of setting system SLA , so if we can say that we have now our SLA or simply what is the response time we are hoping to operate under , what…
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Running performance tests from the cloud , why?
Does it necessary , why , for what cost and limitations ,all these questions are valid and make totally sense. Let me first define what is meant by running performance tests from the cloud , in the simple form it is running performance test scripts from a rented virtual machine(s) from a cloud service provider…
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Performance Tuning – A Team Effort
Days ago, I was discussing the idea of performance tuning with a number of fellow testers and the discussion direction was heading mainly towards the responsibilities than the methodology. The main question was who is responsible for the performance tuning? I think we have to define what is performance tuning in the beginning, Performance tuning…
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Availability Testing | what , how and why?
A while ago , a colleague of mine was asking me about the availability test and my first answer was , do you mean soak/endurance test? , but I was wrong , both tests have something in common but they are totally different in the objective of the test. What is Availability Testing? As a…
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Software Testing : Being a specialized or do anything a tester can do
We all have or had been in this debate even inside ourselves , which is better do everything a software tester can do , and here I mean to do manual , automation , performance , security , and anything else may be related to software testing or being a specialized and here I mean…
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Don’t commit to a tool and start with POC
Which performance testing tool you’re going to use in your next project , each one of us has a favorite tool or a go to tool , one that always in your mind. But this is not the case always , we may have some limitations which affect which tool we should use , I…
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Unusual performance tests for unusual situations
Not all performance test types are famously equal , some types are used less often than others. That doesn’t mean of course that they are not important , they are and in some cases so important but unusual tests needs unusual situations. I am going to focus on the following performance test types , we…
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The hidden cost of slowness
There is always a debate about how important is the speed to the software industry. They say and I quote “if the customer/user is not complaining , there is no issue and we are fine”. I will try here to discuss this in a different way. what is the hidden cost you pay when your…
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The Test Therapist 